diff --git a/libraries/ui/src/main/res/values-af/strings.xml b/libraries/ui/src/main/res/values-af/strings.xml
index 775029f1e2..26fcdac77b 100644
--- a/libraries/ui/src/main/res/values-af/strings.xml
+++ b/libraries/ui/src/main/res/values-af/strings.xml
@@ -47,6 +47,7 @@
   <string name="exo_track_selection_none">Geen</string>
   <string name="exo_track_selection_auto">Outo</string>
   <string name="exo_track_unknown">Onbekend</string>
+  <string name="exo_track_unknown_name">Onbekend (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">Mono</string>
   <string name="exo_track_stereo">Stereo</string>
diff --git a/libraries/ui/src/main/res/values-am/strings.xml b/libraries/ui/src/main/res/values-am/strings.xml
index 9e1121dc6d..3d1dc82620 100644
--- a/libraries/ui/src/main/res/values-am/strings.xml
+++ b/libraries/ui/src/main/res/values-am/strings.xml
@@ -47,6 +47,7 @@
   <string name="exo_track_selection_none">ምንም</string>
   <string name="exo_track_selection_auto">ራስ-ሰር</string>
   <string name="exo_track_unknown">ያልታወቀ</string>
+  <string name="exo_track_unknown_name">ያልታወቁ (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">ሞኖ</string>
   <string name="exo_track_stereo">ስቲሪዮ</string>
diff --git a/libraries/ui/src/main/res/values-ar/strings.xml b/libraries/ui/src/main/res/values-ar/strings.xml
index 804acfc4d6..de36de2662 100644
--- a/libraries/ui/src/main/res/values-ar/strings.xml
+++ b/libraries/ui/src/main/res/values-ar/strings.xml
@@ -55,6 +55,7 @@
   <string name="exo_track_selection_none">بدون اختيار</string>
   <string name="exo_track_selection_auto">تلقائي</string>
   <string name="exo_track_unknown">غير معروف</string>
+  <string name="exo_track_unknown_name">غير معروف (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">قناة أحادية</string>
   <string name="exo_track_stereo">استريو</string>
diff --git a/libraries/ui/src/main/res/values-az/strings.xml b/libraries/ui/src/main/res/values-az/strings.xml
index 90653578f0..814681087c 100644
--- a/libraries/ui/src/main/res/values-az/strings.xml
+++ b/libraries/ui/src/main/res/values-az/strings.xml
@@ -47,6 +47,7 @@
   <string name="exo_track_selection_none">Yoxdur</string>
   <string name="exo_track_selection_auto">Avtomatik</string>
   <string name="exo_track_unknown">Naməlum</string>
+  <string name="exo_track_unknown_name">Naməlum (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">Mono</string>
   <string name="exo_track_stereo">Stereo</string>
diff --git a/libraries/ui/src/main/res/values-b+sr+Latn/strings.xml b/libraries/ui/src/main/res/values-b+sr+Latn/strings.xml
index ae0185ea3d..dfb7f8c3c4 100644
--- a/libraries/ui/src/main/res/values-b+sr+Latn/strings.xml
+++ b/libraries/ui/src/main/res/values-b+sr+Latn/strings.xml
@@ -49,6 +49,7 @@
   <string name="exo_track_selection_none">Nijedna</string>
   <string name="exo_track_selection_auto">Automatski</string>
   <string name="exo_track_unknown">Nepoznato</string>
+  <string name="exo_track_unknown_name">Nepoznato (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">Mono</string>
   <string name="exo_track_stereo">Stereo</string>
diff --git a/libraries/ui/src/main/res/values-be/strings.xml b/libraries/ui/src/main/res/values-be/strings.xml
index 041453ecb2..4dbe2c4f48 100644
--- a/libraries/ui/src/main/res/values-be/strings.xml
+++ b/libraries/ui/src/main/res/values-be/strings.xml
@@ -51,6 +51,7 @@
   <string name="exo_track_selection_none">Няма</string>
   <string name="exo_track_selection_auto">Аўтаматычна</string>
   <string name="exo_track_unknown">Невядома</string>
+  <string name="exo_track_unknown_name">Невядома (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">Мона</string>
   <string name="exo_track_stereo">Стэрэа</string>
diff --git a/libraries/ui/src/main/res/values-bg/strings.xml b/libraries/ui/src/main/res/values-bg/strings.xml
index 5870895d62..e7e677062d 100644
--- a/libraries/ui/src/main/res/values-bg/strings.xml
+++ b/libraries/ui/src/main/res/values-bg/strings.xml
@@ -47,6 +47,7 @@
   <string name="exo_track_selection_none">Нищо</string>
   <string name="exo_track_selection_auto">Автоматично</string>
   <string name="exo_track_unknown">Неизвестно</string>
+  <string name="exo_track_unknown_name">Няма данни (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">Моно</string>
   <string name="exo_track_stereo">Стерео</string>
diff --git a/libraries/ui/src/main/res/values-bn/strings.xml b/libraries/ui/src/main/res/values-bn/strings.xml
index d8e8450755..76a021131d 100644
--- a/libraries/ui/src/main/res/values-bn/strings.xml
+++ b/libraries/ui/src/main/res/values-bn/strings.xml
@@ -47,6 +47,7 @@
   <string name="exo_track_selection_none">কোনওটিই নয়</string>
   <string name="exo_track_selection_auto">অটো</string>
   <string name="exo_track_unknown">অজানা</string>
+  <string name="exo_track_unknown_name">অজানা (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">মোনো</string>
   <string name="exo_track_stereo">স্টিরিও</string>
diff --git a/libraries/ui/src/main/res/values-bs/strings.xml b/libraries/ui/src/main/res/values-bs/strings.xml
index 1981474f16..8cea09f7c0 100644
--- a/libraries/ui/src/main/res/values-bs/strings.xml
+++ b/libraries/ui/src/main/res/values-bs/strings.xml
@@ -49,6 +49,7 @@
   <string name="exo_track_selection_none">Ništa</string>
   <string name="exo_track_selection_auto">Automatski</string>
   <string name="exo_track_unknown">Nepoznato</string>
+  <string name="exo_track_unknown_name">Nepoznato (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">Mono</string>
   <string name="exo_track_stereo">Stereo</string>
diff --git a/libraries/ui/src/main/res/values-ca/strings.xml b/libraries/ui/src/main/res/values-ca/strings.xml
index 56b646a258..0057a8c3c0 100644
--- a/libraries/ui/src/main/res/values-ca/strings.xml
+++ b/libraries/ui/src/main/res/values-ca/strings.xml
@@ -47,6 +47,7 @@
   <string name="exo_track_selection_none">Cap</string>
   <string name="exo_track_selection_auto">Automàtica</string>
   <string name="exo_track_unknown">Desconegut</string>
+  <string name="exo_track_unknown_name">Desconegut (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">Mono</string>
   <string name="exo_track_stereo">Estèreo</string>
diff --git a/libraries/ui/src/main/res/values-cs/strings.xml b/libraries/ui/src/main/res/values-cs/strings.xml
index 48943a497d..091b27d046 100644
--- a/libraries/ui/src/main/res/values-cs/strings.xml
+++ b/libraries/ui/src/main/res/values-cs/strings.xml
@@ -51,6 +51,7 @@
   <string name="exo_track_selection_none">Žádné</string>
   <string name="exo_track_selection_auto">Automaticky</string>
   <string name="exo_track_unknown">Neznámé</string>
+  <string name="exo_track_unknown_name">Neznámé (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">Mono</string>
   <string name="exo_track_stereo">Stereo</string>
diff --git a/libraries/ui/src/main/res/values-da/strings.xml b/libraries/ui/src/main/res/values-da/strings.xml
index d7486b4b9a..7a8699c19d 100644
--- a/libraries/ui/src/main/res/values-da/strings.xml
+++ b/libraries/ui/src/main/res/values-da/strings.xml
@@ -47,6 +47,7 @@
   <string name="exo_track_selection_none">Ingen</string>
   <string name="exo_track_selection_auto">Automatisk</string>
   <string name="exo_track_unknown">Ukendt</string>
+  <string name="exo_track_unknown_name">Ukendt (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">Mono</string>
   <string name="exo_track_stereo">Stereo</string>
diff --git a/libraries/ui/src/main/res/values-de/strings.xml b/libraries/ui/src/main/res/values-de/strings.xml
index f035521b13..51021f6d18 100644
--- a/libraries/ui/src/main/res/values-de/strings.xml
+++ b/libraries/ui/src/main/res/values-de/strings.xml
@@ -47,6 +47,7 @@
   <string name="exo_track_selection_none">Ohne</string>
   <string name="exo_track_selection_auto">Automatisch</string>
   <string name="exo_track_unknown">Unbekannt</string>
+  <string name="exo_track_unknown_name">Unbekannt (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">Mono</string>
   <string name="exo_track_stereo">Stereo</string>
diff --git a/libraries/ui/src/main/res/values-el/strings.xml b/libraries/ui/src/main/res/values-el/strings.xml
index a715576c61..929f42e98f 100644
--- a/libraries/ui/src/main/res/values-el/strings.xml
+++ b/libraries/ui/src/main/res/values-el/strings.xml
@@ -47,6 +47,7 @@
   <string name="exo_track_selection_none">Κανένα</string>
   <string name="exo_track_selection_auto">Αυτόματο</string>
   <string name="exo_track_unknown">Άγνωστο</string>
+  <string name="exo_track_unknown_name">Άγνωστο (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">Μονοφωνικό</string>
   <string name="exo_track_stereo">Στερεοφωνικό</string>
diff --git a/libraries/ui/src/main/res/values-en-rAU/strings.xml b/libraries/ui/src/main/res/values-en-rAU/strings.xml
index f312573b97..4525296e89 100644
--- a/libraries/ui/src/main/res/values-en-rAU/strings.xml
+++ b/libraries/ui/src/main/res/values-en-rAU/strings.xml
@@ -47,6 +47,7 @@
   <string name="exo_track_selection_none">None</string>
   <string name="exo_track_selection_auto">Auto</string>
   <string name="exo_track_unknown">Unknown</string>
+  <string name="exo_track_unknown_name">Unknown (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">Mono</string>
   <string name="exo_track_stereo">Stereo</string>
diff --git a/libraries/ui/src/main/res/values-en-rGB/strings.xml b/libraries/ui/src/main/res/values-en-rGB/strings.xml
index f312573b97..4525296e89 100644
--- a/libraries/ui/src/main/res/values-en-rGB/strings.xml
+++ b/libraries/ui/src/main/res/values-en-rGB/strings.xml
@@ -47,6 +47,7 @@
   <string name="exo_track_selection_none">None</string>
   <string name="exo_track_selection_auto">Auto</string>
   <string name="exo_track_unknown">Unknown</string>
+  <string name="exo_track_unknown_name">Unknown (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">Mono</string>
   <string name="exo_track_stereo">Stereo</string>
diff --git a/libraries/ui/src/main/res/values-en-rIN/strings.xml b/libraries/ui/src/main/res/values-en-rIN/strings.xml
index f312573b97..4525296e89 100644
--- a/libraries/ui/src/main/res/values-en-rIN/strings.xml
+++ b/libraries/ui/src/main/res/values-en-rIN/strings.xml
@@ -47,6 +47,7 @@
   <string name="exo_track_selection_none">None</string>
   <string name="exo_track_selection_auto">Auto</string>
   <string name="exo_track_unknown">Unknown</string>
+  <string name="exo_track_unknown_name">Unknown (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">Mono</string>
   <string name="exo_track_stereo">Stereo</string>
diff --git a/libraries/ui/src/main/res/values-es-rUS/strings.xml b/libraries/ui/src/main/res/values-es-rUS/strings.xml
index 30e3056b70..47c9ae42b8 100644
--- a/libraries/ui/src/main/res/values-es-rUS/strings.xml
+++ b/libraries/ui/src/main/res/values-es-rUS/strings.xml
@@ -47,6 +47,7 @@
   <string name="exo_track_selection_none">Ninguna</string>
   <string name="exo_track_selection_auto">Automática</string>
   <string name="exo_track_unknown">Desconocido</string>
+  <string name="exo_track_unknown_name">Desconocido (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">Mono</string>
   <string name="exo_track_stereo">Estéreo</string>
diff --git a/libraries/ui/src/main/res/values-es/strings.xml b/libraries/ui/src/main/res/values-es/strings.xml
index 076f352c12..66a6ca1776 100644
--- a/libraries/ui/src/main/res/values-es/strings.xml
+++ b/libraries/ui/src/main/res/values-es/strings.xml
@@ -47,6 +47,7 @@
   <string name="exo_track_selection_none">Ninguna</string>
   <string name="exo_track_selection_auto">Automático</string>
   <string name="exo_track_unknown">Desconocido</string>
+  <string name="exo_track_unknown_name">Desconocido (%1$s)</string>
   <string name="exo_track_resolution">%1$d×%2$d</string>
   <string name="exo_track_mono">Mono</string>
   <string name="exo_track_stereo">Estéreo</string>
@@ -57,6 +58,6 @@
   <string name="exo_track_role_supplementary">Complementaria</string>
   <string name="exo_track_role_commentary">Comentarios</string>
   <string name="exo_track_role_closed_captions">CC</string>
-  <string name="exo_track_bitrate">%1$.2f Mbps</string>
+  <string name="exo_track_bitrate">%1$.2f Mb/s</string>
   <string name="exo_item_list">%1$s, %2$s</string>
 </resources>
diff --git a/libraries/ui/src/main/res/values-et/strings.xml b/libraries/ui/src/main/res/values-et/strings.xml
index 22dd590ee0..4eade85950 100644
--- a/libraries/ui/src/main/res/values-et/strings.xml
+++ b/libraries/ui/src/main/res/values-et/strings.xml
@@ -47,6 +47,7 @@
   <string name="exo_track_selection_none">Ühtegi</string>
   <string name="exo_track_selection_auto">Automaatne</string>
   <string name="exo_track_unknown">Teadmata</string>
+  <string name="exo_track_unknown_name">Teadmata (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">Mono</string>
   <string name="exo_track_stereo">Stereo</string>
diff --git a/libraries/ui/src/main/res/values-eu/strings.xml b/libraries/ui/src/main/res/values-eu/strings.xml
index edf555fd4c..2500178596 100644
--- a/libraries/ui/src/main/res/values-eu/strings.xml
+++ b/libraries/ui/src/main/res/values-eu/strings.xml
@@ -47,6 +47,7 @@
   <string name="exo_track_selection_none">Bat ere ez</string>
   <string name="exo_track_selection_auto">Automatikoa</string>
   <string name="exo_track_unknown">Ezezaguna</string>
+  <string name="exo_track_unknown_name">Ezezaguna (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">Monoa</string>
   <string name="exo_track_stereo">Estereoa</string>
diff --git a/libraries/ui/src/main/res/values-fa/strings.xml b/libraries/ui/src/main/res/values-fa/strings.xml
index a7963d437f..b78010beae 100644
--- a/libraries/ui/src/main/res/values-fa/strings.xml
+++ b/libraries/ui/src/main/res/values-fa/strings.xml
@@ -47,6 +47,7 @@
   <string name="exo_track_selection_none">هیچ‌کدام</string>
   <string name="exo_track_selection_auto">خودکار</string>
   <string name="exo_track_unknown">نامشخص</string>
+  <string name="exo_track_unknown_name">ناشناس (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">مونو</string>
   <string name="exo_track_stereo">استریو</string>
diff --git a/libraries/ui/src/main/res/values-fi/strings.xml b/libraries/ui/src/main/res/values-fi/strings.xml
index 2ab098e46f..27c4713268 100644
--- a/libraries/ui/src/main/res/values-fi/strings.xml
+++ b/libraries/ui/src/main/res/values-fi/strings.xml
@@ -47,6 +47,7 @@
   <string name="exo_track_selection_none">–</string>
   <string name="exo_track_selection_auto">Automaattinen</string>
   <string name="exo_track_unknown">Tuntematon</string>
+  <string name="exo_track_unknown_name">Tuntematon (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">Mono</string>
   <string name="exo_track_stereo">Stereo</string>
diff --git a/libraries/ui/src/main/res/values-fr-rCA/strings.xml b/libraries/ui/src/main/res/values-fr-rCA/strings.xml
index 8b5a19053e..2f7cfe7ed4 100644
--- a/libraries/ui/src/main/res/values-fr-rCA/strings.xml
+++ b/libraries/ui/src/main/res/values-fr-rCA/strings.xml
@@ -47,6 +47,7 @@
   <string name="exo_track_selection_none">Aucun</string>
   <string name="exo_track_selection_auto">Auto</string>
   <string name="exo_track_unknown">Inconnu</string>
+  <string name="exo_track_unknown_name">Inconnu (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">Mono</string>
   <string name="exo_track_stereo">Stéréo</string>
diff --git a/libraries/ui/src/main/res/values-fr/strings.xml b/libraries/ui/src/main/res/values-fr/strings.xml
index cc2386dcdd..12f7046f2e 100644
--- a/libraries/ui/src/main/res/values-fr/strings.xml
+++ b/libraries/ui/src/main/res/values-fr/strings.xml
@@ -47,6 +47,7 @@
   <string name="exo_track_selection_none">Aucun</string>
   <string name="exo_track_selection_auto">Automatique</string>
   <string name="exo_track_unknown">Inconnu</string>
+  <string name="exo_track_unknown_name">Inconnu (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">Mono</string>
   <string name="exo_track_stereo">Stéréo</string>
diff --git a/libraries/ui/src/main/res/values-gl/strings.xml b/libraries/ui/src/main/res/values-gl/strings.xml
index 125daae7f8..7a66b7d168 100644
--- a/libraries/ui/src/main/res/values-gl/strings.xml
+++ b/libraries/ui/src/main/res/values-gl/strings.xml
@@ -47,6 +47,7 @@
   <string name="exo_track_selection_none">Ningunha pista</string>
   <string name="exo_track_selection_auto">Pista automática</string>
   <string name="exo_track_unknown">Descoñecido</string>
+  <string name="exo_track_unknown_name">Descoñecido (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">Mono</string>
   <string name="exo_track_stereo">Estéreo</string>
diff --git a/libraries/ui/src/main/res/values-gu/strings.xml b/libraries/ui/src/main/res/values-gu/strings.xml
index d912bae291..02be900db6 100644
--- a/libraries/ui/src/main/res/values-gu/strings.xml
+++ b/libraries/ui/src/main/res/values-gu/strings.xml
@@ -47,6 +47,7 @@
   <string name="exo_track_selection_none">એકપણ નહીં</string>
   <string name="exo_track_selection_auto">ઑટોમૅટિક રીતે</string>
   <string name="exo_track_unknown">અજાણ્યો</string>
+  <string name="exo_track_unknown_name">અજાણ્યું (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">મૉનો</string>
   <string name="exo_track_stereo">સ્ટીરિઓ</string>
diff --git a/libraries/ui/src/main/res/values-hi/strings.xml b/libraries/ui/src/main/res/values-hi/strings.xml
index 37113b18d4..ec13acb0c7 100644
--- a/libraries/ui/src/main/res/values-hi/strings.xml
+++ b/libraries/ui/src/main/res/values-hi/strings.xml
@@ -47,6 +47,7 @@
   <string name="exo_track_selection_none">कोई नहीं</string>
   <string name="exo_track_selection_auto">अपने आप</string>
   <string name="exo_track_unknown">अज्ञात</string>
+  <string name="exo_track_unknown_name">कोई जानकारी नहीं (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">मोनो साउंड</string>
   <string name="exo_track_stereo">स्टीरियो साउंड</string>
diff --git a/libraries/ui/src/main/res/values-hr/strings.xml b/libraries/ui/src/main/res/values-hr/strings.xml
index f58e02d530..1a06305bd3 100644
--- a/libraries/ui/src/main/res/values-hr/strings.xml
+++ b/libraries/ui/src/main/res/values-hr/strings.xml
@@ -49,6 +49,7 @@
   <string name="exo_track_selection_none">Ništa</string>
   <string name="exo_track_selection_auto">Automatski</string>
   <string name="exo_track_unknown">Nepoznato</string>
+  <string name="exo_track_unknown_name">Nepoznato (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">Mono</string>
   <string name="exo_track_stereo">Stereo</string>
diff --git a/libraries/ui/src/main/res/values-hu/strings.xml b/libraries/ui/src/main/res/values-hu/strings.xml
index 66801d3709..a8b375bd10 100644
--- a/libraries/ui/src/main/res/values-hu/strings.xml
+++ b/libraries/ui/src/main/res/values-hu/strings.xml
@@ -47,6 +47,7 @@
   <string name="exo_track_selection_none">Nincs</string>
   <string name="exo_track_selection_auto">Automatikus</string>
   <string name="exo_track_unknown">Ismeretlen</string>
+  <string name="exo_track_unknown_name">Ismeretlen (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">Monó</string>
   <string name="exo_track_stereo">Sztereó</string>
diff --git a/libraries/ui/src/main/res/values-hy/strings.xml b/libraries/ui/src/main/res/values-hy/strings.xml
index 5171913fbe..101614d261 100644
--- a/libraries/ui/src/main/res/values-hy/strings.xml
+++ b/libraries/ui/src/main/res/values-hy/strings.xml
@@ -47,6 +47,7 @@
   <string name="exo_track_selection_none">Ոչ մեկը</string>
   <string name="exo_track_selection_auto">Ավտոմատ</string>
   <string name="exo_track_unknown">Անհայտ</string>
+  <string name="exo_track_unknown_name">Անհայտ (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">Մոնո</string>
   <string name="exo_track_stereo">Ստերեո</string>
diff --git a/libraries/ui/src/main/res/values-in/strings.xml b/libraries/ui/src/main/res/values-in/strings.xml
index 9afe0208ca..7602b7e94c 100644
--- a/libraries/ui/src/main/res/values-in/strings.xml
+++ b/libraries/ui/src/main/res/values-in/strings.xml
@@ -47,6 +47,7 @@
   <string name="exo_track_selection_none">Tidak ada</string>
   <string name="exo_track_selection_auto">Otomatis</string>
   <string name="exo_track_unknown">Tidak diketahui</string>
+  <string name="exo_track_unknown_name">Tidak diketahui (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">Mono</string>
   <string name="exo_track_stereo">Stereo</string>
diff --git a/libraries/ui/src/main/res/values-is/strings.xml b/libraries/ui/src/main/res/values-is/strings.xml
index fe4d96f02c..c3eecfed1f 100644
--- a/libraries/ui/src/main/res/values-is/strings.xml
+++ b/libraries/ui/src/main/res/values-is/strings.xml
@@ -47,6 +47,7 @@
   <string name="exo_track_selection_none">Ekkert</string>
   <string name="exo_track_selection_auto">Sjálfvirkt</string>
   <string name="exo_track_unknown">Óþekkt</string>
+  <string name="exo_track_unknown_name">Óþekkt (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">Einóma</string>
   <string name="exo_track_stereo">Víðóma</string>
diff --git a/libraries/ui/src/main/res/values-it/strings.xml b/libraries/ui/src/main/res/values-it/strings.xml
index c6f6c12d00..23e1256acc 100644
--- a/libraries/ui/src/main/res/values-it/strings.xml
+++ b/libraries/ui/src/main/res/values-it/strings.xml
@@ -47,6 +47,7 @@
   <string name="exo_track_selection_none">Nessuno</string>
   <string name="exo_track_selection_auto">Auto</string>
   <string name="exo_track_unknown">Sconosciuta</string>
+  <string name="exo_track_unknown_name">Sconosciute (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">Mono</string>
   <string name="exo_track_stereo">Stereo</string>
diff --git a/libraries/ui/src/main/res/values-iw/strings.xml b/libraries/ui/src/main/res/values-iw/strings.xml
index 0b61a2c434..fa345939b5 100644
--- a/libraries/ui/src/main/res/values-iw/strings.xml
+++ b/libraries/ui/src/main/res/values-iw/strings.xml
@@ -49,6 +49,7 @@
   <string name="exo_track_selection_none">ללא</string>
   <string name="exo_track_selection_auto">אוטומטי</string>
   <string name="exo_track_unknown">לא ידוע</string>
+  <string name="exo_track_unknown_name">לא ידוע (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">מונו</string>
   <string name="exo_track_stereo">סטריאו</string>
diff --git a/libraries/ui/src/main/res/values-ja/strings.xml b/libraries/ui/src/main/res/values-ja/strings.xml
index c5017b3c72..33024c59c6 100644
--- a/libraries/ui/src/main/res/values-ja/strings.xml
+++ b/libraries/ui/src/main/res/values-ja/strings.xml
@@ -47,6 +47,7 @@
   <string name="exo_track_selection_none">なし</string>
   <string name="exo_track_selection_auto">自動</string>
   <string name="exo_track_unknown">不明</string>
+  <string name="exo_track_unknown_name">不明（%1$s）</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">モノラル</string>
   <string name="exo_track_stereo">ステレオ</string>
diff --git a/libraries/ui/src/main/res/values-ka/strings.xml b/libraries/ui/src/main/res/values-ka/strings.xml
index 65c048bff7..7dae007d43 100644
--- a/libraries/ui/src/main/res/values-ka/strings.xml
+++ b/libraries/ui/src/main/res/values-ka/strings.xml
@@ -47,6 +47,7 @@
   <string name="exo_track_selection_none">არცერთი</string>
   <string name="exo_track_selection_auto">ავტომატური</string>
   <string name="exo_track_unknown">უცნობი</string>
+  <string name="exo_track_unknown_name">უცნობი (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">მონო</string>
   <string name="exo_track_stereo">სტერეო</string>
diff --git a/libraries/ui/src/main/res/values-kk/strings.xml b/libraries/ui/src/main/res/values-kk/strings.xml
index 3296c2b557..909064ba07 100644
--- a/libraries/ui/src/main/res/values-kk/strings.xml
+++ b/libraries/ui/src/main/res/values-kk/strings.xml
@@ -47,6 +47,7 @@
   <string name="exo_track_selection_none">Жоқ</string>
   <string name="exo_track_selection_auto">Автоматты</string>
   <string name="exo_track_unknown">Белгісіз</string>
+  <string name="exo_track_unknown_name">Белгісіз (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">Моно</string>
   <string name="exo_track_stereo">Стерео</string>
diff --git a/libraries/ui/src/main/res/values-km/strings.xml b/libraries/ui/src/main/res/values-km/strings.xml
index c8da4e15a9..c54fe0eb91 100644
--- a/libraries/ui/src/main/res/values-km/strings.xml
+++ b/libraries/ui/src/main/res/values-km/strings.xml
@@ -47,6 +47,7 @@
   <string name="exo_track_selection_none">គ្មាន</string>
   <string name="exo_track_selection_auto">ស្វ័យប្រវត្តិ</string>
   <string name="exo_track_unknown">មិនស្គាល់</string>
+  <string name="exo_track_unknown_name">មិនស្គាល់ (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">ម៉ូ​ណូ</string>
   <string name="exo_track_stereo">ស្តេរ៉េអូ</string>
diff --git a/libraries/ui/src/main/res/values-kn/strings.xml b/libraries/ui/src/main/res/values-kn/strings.xml
index 5dcf85112d..5ceea2a3b4 100644
--- a/libraries/ui/src/main/res/values-kn/strings.xml
+++ b/libraries/ui/src/main/res/values-kn/strings.xml
@@ -47,6 +47,7 @@
   <string name="exo_track_selection_none">ಯಾವುದೂ ಅಲ್ಲ</string>
   <string name="exo_track_selection_auto">ಸ್ವಯಂ</string>
   <string name="exo_track_unknown">ಅಪರಿಚಿತ</string>
+  <string name="exo_track_unknown_name">ಅಪರಿಚಿತ (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">ಮೊನೊ</string>
   <string name="exo_track_stereo">ಸ್ಟೀರಿಯೊ</string>
diff --git a/libraries/ui/src/main/res/values-ko/strings.xml b/libraries/ui/src/main/res/values-ko/strings.xml
index d0a0f942c5..dfe0536d70 100644
--- a/libraries/ui/src/main/res/values-ko/strings.xml
+++ b/libraries/ui/src/main/res/values-ko/strings.xml
@@ -47,6 +47,7 @@
   <string name="exo_track_selection_none">없음</string>
   <string name="exo_track_selection_auto">자동</string>
   <string name="exo_track_unknown">알 수 없음</string>
+  <string name="exo_track_unknown_name">알 수 없음(%1$s)</string>
   <string name="exo_track_resolution">%1$d×%2$d</string>
   <string name="exo_track_mono">모노</string>
   <string name="exo_track_stereo">스테레오</string>
diff --git a/libraries/ui/src/main/res/values-ky/strings.xml b/libraries/ui/src/main/res/values-ky/strings.xml
index d7e785aa0c..6acc8c9ddc 100644
--- a/libraries/ui/src/main/res/values-ky/strings.xml
+++ b/libraries/ui/src/main/res/values-ky/strings.xml
@@ -47,6 +47,7 @@
   <string name="exo_track_selection_none">Жок</string>
   <string name="exo_track_selection_auto">Авто</string>
   <string name="exo_track_unknown">Белгисиз</string>
+  <string name="exo_track_unknown_name">Белгисиз (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">Моно</string>
   <string name="exo_track_stereo">Стерео</string>
diff --git a/libraries/ui/src/main/res/values-lo/strings.xml b/libraries/ui/src/main/res/values-lo/strings.xml
index 3126375a15..55d6d0fb26 100644
--- a/libraries/ui/src/main/res/values-lo/strings.xml
+++ b/libraries/ui/src/main/res/values-lo/strings.xml
@@ -47,6 +47,7 @@
   <string name="exo_track_selection_none">ບໍ່ມີ</string>
   <string name="exo_track_selection_auto">ອັດຕະໂນມັດ</string>
   <string name="exo_track_unknown">ບໍ່ຮູ້ຈັກ</string>
+  <string name="exo_track_unknown_name">ບໍ່ຮູ້ຈັກ (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">ໂມໂນ</string>
   <string name="exo_track_stereo">ສະເຕຣິໂອ</string>
diff --git a/libraries/ui/src/main/res/values-lt/strings.xml b/libraries/ui/src/main/res/values-lt/strings.xml
index 020629ad60..eaa3707cef 100644
--- a/libraries/ui/src/main/res/values-lt/strings.xml
+++ b/libraries/ui/src/main/res/values-lt/strings.xml
@@ -51,6 +51,7 @@
   <string name="exo_track_selection_none">Nėra</string>
   <string name="exo_track_selection_auto">Automatinė</string>
   <string name="exo_track_unknown">Nežinomas</string>
+  <string name="exo_track_unknown_name">Nežinoma (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">Monofoninis</string>
   <string name="exo_track_stereo">Stereofoninis</string>
diff --git a/libraries/ui/src/main/res/values-lv/strings.xml b/libraries/ui/src/main/res/values-lv/strings.xml
index ef264ca156..4dceb62d3f 100644
--- a/libraries/ui/src/main/res/values-lv/strings.xml
+++ b/libraries/ui/src/main/res/values-lv/strings.xml
@@ -49,6 +49,7 @@
   <string name="exo_track_selection_none">Nav</string>
   <string name="exo_track_selection_auto">Automātisks</string>
   <string name="exo_track_unknown">Nezināms</string>
+  <string name="exo_track_unknown_name">Nezināma (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">Mono</string>
   <string name="exo_track_stereo">Stereo</string>
diff --git a/libraries/ui/src/main/res/values-mk/strings.xml b/libraries/ui/src/main/res/values-mk/strings.xml
index 33655cc6dc..c99a64d3cd 100644
--- a/libraries/ui/src/main/res/values-mk/strings.xml
+++ b/libraries/ui/src/main/res/values-mk/strings.xml
@@ -47,6 +47,7 @@
   <string name="exo_track_selection_none">Нема</string>
   <string name="exo_track_selection_auto">Автоматскa</string>
   <string name="exo_track_unknown">Непозната</string>
+  <string name="exo_track_unknown_name">Непознато (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">Моно</string>
   <string name="exo_track_stereo">Стерео</string>
diff --git a/libraries/ui/src/main/res/values-ml/strings.xml b/libraries/ui/src/main/res/values-ml/strings.xml
index 984452145e..f4b65040f4 100644
--- a/libraries/ui/src/main/res/values-ml/strings.xml
+++ b/libraries/ui/src/main/res/values-ml/strings.xml
@@ -47,6 +47,7 @@
   <string name="exo_track_selection_none">ഒന്നുമില്ല</string>
   <string name="exo_track_selection_auto">സ്വയമേവ</string>
   <string name="exo_track_unknown">അജ്ഞാതം</string>
+  <string name="exo_track_unknown_name">അജ്ഞാതം (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">മോണോ</string>
   <string name="exo_track_stereo">സ്റ്റീരിയോ</string>
diff --git a/libraries/ui/src/main/res/values-mn/strings.xml b/libraries/ui/src/main/res/values-mn/strings.xml
index 667ef287b9..5164d6a669 100644
--- a/libraries/ui/src/main/res/values-mn/strings.xml
+++ b/libraries/ui/src/main/res/values-mn/strings.xml
@@ -47,6 +47,7 @@
   <string name="exo_track_selection_none">Байхгүй</string>
   <string name="exo_track_selection_auto">Автомат</string>
   <string name="exo_track_unknown">Үл мэдэгдэх</string>
+  <string name="exo_track_unknown_name">Тодорхойгүй (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">Моно</string>
   <string name="exo_track_stereo">Стерео</string>
diff --git a/libraries/ui/src/main/res/values-mr/strings.xml b/libraries/ui/src/main/res/values-mr/strings.xml
index ffde009be0..98143a0fa9 100644
--- a/libraries/ui/src/main/res/values-mr/strings.xml
+++ b/libraries/ui/src/main/res/values-mr/strings.xml
@@ -47,6 +47,7 @@
   <string name="exo_track_selection_none">काहीही नाही</string>
   <string name="exo_track_selection_auto">आपोआप</string>
   <string name="exo_track_unknown">अज्ञात</string>
+  <string name="exo_track_unknown_name">अज्ञात (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">मोनो</string>
   <string name="exo_track_stereo">स्टिरिओ</string>
diff --git a/libraries/ui/src/main/res/values-ms/strings.xml b/libraries/ui/src/main/res/values-ms/strings.xml
index f051ca6264..d0999cab4e 100644
--- a/libraries/ui/src/main/res/values-ms/strings.xml
+++ b/libraries/ui/src/main/res/values-ms/strings.xml
@@ -47,6 +47,7 @@
   <string name="exo_track_selection_none">Tiada</string>
   <string name="exo_track_selection_auto">Automatik</string>
   <string name="exo_track_unknown">Tidak diketahui</string>
+  <string name="exo_track_unknown_name">Tidak diketahui (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">Mono</string>
   <string name="exo_track_stereo">Stereo</string>
diff --git a/libraries/ui/src/main/res/values-my/strings.xml b/libraries/ui/src/main/res/values-my/strings.xml
index eaa9531ee9..0eec40e3d9 100644
--- a/libraries/ui/src/main/res/values-my/strings.xml
+++ b/libraries/ui/src/main/res/values-my/strings.xml
@@ -47,6 +47,7 @@
   <string name="exo_track_selection_none">မရှိ</string>
   <string name="exo_track_selection_auto">အလိုအလျောက်</string>
   <string name="exo_track_unknown">အမည်မသိ</string>
+  <string name="exo_track_unknown_name">အမျိုးအမည်မသိ (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">မိုနို</string>
   <string name="exo_track_stereo">စတီရီယို</string>
diff --git a/libraries/ui/src/main/res/values-nb/strings.xml b/libraries/ui/src/main/res/values-nb/strings.xml
index e444db3ebe..b20ee85bad 100644
--- a/libraries/ui/src/main/res/values-nb/strings.xml
+++ b/libraries/ui/src/main/res/values-nb/strings.xml
@@ -47,6 +47,7 @@
   <string name="exo_track_selection_none">Ingen</string>
   <string name="exo_track_selection_auto">Automatisk</string>
   <string name="exo_track_unknown">Ukjent</string>
+  <string name="exo_track_unknown_name">Ukjent (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">Mono</string>
   <string name="exo_track_stereo">Stereo</string>
diff --git a/libraries/ui/src/main/res/values-ne/strings.xml b/libraries/ui/src/main/res/values-ne/strings.xml
index bf8d43e1d7..de0c3b81f6 100644
--- a/libraries/ui/src/main/res/values-ne/strings.xml
+++ b/libraries/ui/src/main/res/values-ne/strings.xml
@@ -47,6 +47,7 @@
   <string name="exo_track_selection_none">कुनै पनि होइन</string>
   <string name="exo_track_selection_auto">स्वतः</string>
   <string name="exo_track_unknown">अज्ञात</string>
+  <string name="exo_track_unknown_name">अज्ञात (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">मोनो</string>
   <string name="exo_track_stereo">स्टेरियो</string>
diff --git a/libraries/ui/src/main/res/values-nl/strings.xml b/libraries/ui/src/main/res/values-nl/strings.xml
index 2a1f32bcdc..57dd19462f 100644
--- a/libraries/ui/src/main/res/values-nl/strings.xml
+++ b/libraries/ui/src/main/res/values-nl/strings.xml
@@ -47,6 +47,7 @@
   <string name="exo_track_selection_none">Geen</string>
   <string name="exo_track_selection_auto">Auto</string>
   <string name="exo_track_unknown">Onbekend</string>
+  <string name="exo_track_unknown_name">Onbekend (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">Mono</string>
   <string name="exo_track_stereo">Stereo</string>
diff --git a/libraries/ui/src/main/res/values-pa/strings.xml b/libraries/ui/src/main/res/values-pa/strings.xml
index 2c882f2d37..59fc00f8d3 100644
--- a/libraries/ui/src/main/res/values-pa/strings.xml
+++ b/libraries/ui/src/main/res/values-pa/strings.xml
@@ -47,6 +47,7 @@
   <string name="exo_track_selection_none">ਕੋਈ ਨਹੀਂ</string>
   <string name="exo_track_selection_auto">ਸਵੈਚਲਿਤ</string>
   <string name="exo_track_unknown">ਅਗਿਆਤ</string>
+  <string name="exo_track_unknown_name">ਅਗਿਆਤ (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">ਮੋਨੋ</string>
   <string name="exo_track_stereo">ਸਟੀਰਿਓ</string>
diff --git a/libraries/ui/src/main/res/values-pl/strings.xml b/libraries/ui/src/main/res/values-pl/strings.xml
index f6489e8cef..4c87950265 100644
--- a/libraries/ui/src/main/res/values-pl/strings.xml
+++ b/libraries/ui/src/main/res/values-pl/strings.xml
@@ -51,6 +51,7 @@
   <string name="exo_track_selection_none">Brak</string>
   <string name="exo_track_selection_auto">Automatycznie</string>
   <string name="exo_track_unknown">Nieznany</string>
+  <string name="exo_track_unknown_name">Nieznane (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">Mono</string>
   <string name="exo_track_stereo">Stereo</string>
diff --git a/libraries/ui/src/main/res/values-pt-rPT/strings.xml b/libraries/ui/src/main/res/values-pt-rPT/strings.xml
index 76aa421cab..453c5e355d 100644
--- a/libraries/ui/src/main/res/values-pt-rPT/strings.xml
+++ b/libraries/ui/src/main/res/values-pt-rPT/strings.xml
@@ -47,6 +47,7 @@
   <string name="exo_track_selection_none">Nenhuma</string>
   <string name="exo_track_selection_auto">Automático</string>
   <string name="exo_track_unknown">Desconhecida</string>
+  <string name="exo_track_unknown_name">Desconhecido (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">Mono</string>
   <string name="exo_track_stereo">Estéreo</string>
diff --git a/libraries/ui/src/main/res/values-pt/strings.xml b/libraries/ui/src/main/res/values-pt/strings.xml
index be152306b0..2972cf99a5 100644
--- a/libraries/ui/src/main/res/values-pt/strings.xml
+++ b/libraries/ui/src/main/res/values-pt/strings.xml
@@ -47,6 +47,7 @@
   <string name="exo_track_selection_none">Nenhuma</string>
   <string name="exo_track_selection_auto">Automática</string>
   <string name="exo_track_unknown">Desconhecido</string>
+  <string name="exo_track_unknown_name">Desconhecido (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">Mono</string>
   <string name="exo_track_stereo">Estéreo</string>
diff --git a/libraries/ui/src/main/res/values-ro/strings.xml b/libraries/ui/src/main/res/values-ro/strings.xml
index d67cc4c3a9..f2ce7be708 100644
--- a/libraries/ui/src/main/res/values-ro/strings.xml
+++ b/libraries/ui/src/main/res/values-ro/strings.xml
@@ -49,6 +49,7 @@
   <string name="exo_track_selection_none">Fără</string>
   <string name="exo_track_selection_auto">Automat</string>
   <string name="exo_track_unknown">Necunoscut</string>
+  <string name="exo_track_unknown_name">Necunoscută (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">Mono</string>
   <string name="exo_track_stereo">Stereo</string>
diff --git a/libraries/ui/src/main/res/values-ru/strings.xml b/libraries/ui/src/main/res/values-ru/strings.xml
index d08bfeb758..5a2f99333b 100644
--- a/libraries/ui/src/main/res/values-ru/strings.xml
+++ b/libraries/ui/src/main/res/values-ru/strings.xml
@@ -51,6 +51,7 @@
   <string name="exo_track_selection_none">Нет</string>
   <string name="exo_track_selection_auto">Авто</string>
   <string name="exo_track_unknown">Неизвестный трек</string>
+  <string name="exo_track_unknown_name">Неизвестно (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">Моно</string>
   <string name="exo_track_stereo">Стерео</string>
diff --git a/libraries/ui/src/main/res/values-si/strings.xml b/libraries/ui/src/main/res/values-si/strings.xml
index e19521ca7b..87241b42b2 100644
--- a/libraries/ui/src/main/res/values-si/strings.xml
+++ b/libraries/ui/src/main/res/values-si/strings.xml
@@ -47,6 +47,7 @@
   <string name="exo_track_selection_none">කිසිවක් නැත</string>
   <string name="exo_track_selection_auto">ස්වයං</string>
   <string name="exo_track_unknown">නොදනී</string>
+  <string name="exo_track_unknown_name">නොදන්නා (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">ඒකල</string>
   <string name="exo_track_stereo">ස්ටීරියෝ</string>
diff --git a/libraries/ui/src/main/res/values-sk/strings.xml b/libraries/ui/src/main/res/values-sk/strings.xml
index abb31c30ce..4e7f8c717a 100644
--- a/libraries/ui/src/main/res/values-sk/strings.xml
+++ b/libraries/ui/src/main/res/values-sk/strings.xml
@@ -51,6 +51,7 @@
   <string name="exo_track_selection_none">Žiadne</string>
   <string name="exo_track_selection_auto">Automaticky</string>
   <string name="exo_track_unknown">Neznáme</string>
+  <string name="exo_track_unknown_name">Neznáme (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">Mono</string>
   <string name="exo_track_stereo">Stereo</string>
diff --git a/libraries/ui/src/main/res/values-sl/strings.xml b/libraries/ui/src/main/res/values-sl/strings.xml
index 77c82d1728..3f6bef9239 100644
--- a/libraries/ui/src/main/res/values-sl/strings.xml
+++ b/libraries/ui/src/main/res/values-sl/strings.xml
@@ -51,6 +51,7 @@
   <string name="exo_track_selection_none">Nič</string>
   <string name="exo_track_selection_auto">Samodejno</string>
   <string name="exo_track_unknown">Neznano</string>
+  <string name="exo_track_unknown_name">Neznano (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">Mono</string>
   <string name="exo_track_stereo">Stereo</string>
diff --git a/libraries/ui/src/main/res/values-sq/strings.xml b/libraries/ui/src/main/res/values-sq/strings.xml
index b814f210a9..a562793f5b 100644
--- a/libraries/ui/src/main/res/values-sq/strings.xml
+++ b/libraries/ui/src/main/res/values-sq/strings.xml
@@ -47,6 +47,7 @@
   <string name="exo_track_selection_none">Asnjë</string>
   <string name="exo_track_selection_auto">Automatike</string>
   <string name="exo_track_unknown">E panjohur</string>
+  <string name="exo_track_unknown_name">E panjohur (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">Mono</string>
   <string name="exo_track_stereo">Stereo</string>
diff --git a/libraries/ui/src/main/res/values-sr/strings.xml b/libraries/ui/src/main/res/values-sr/strings.xml
index 23ce2ca335..d5b8df04ec 100644
--- a/libraries/ui/src/main/res/values-sr/strings.xml
+++ b/libraries/ui/src/main/res/values-sr/strings.xml
@@ -49,6 +49,7 @@
   <string name="exo_track_selection_none">Ниједна</string>
   <string name="exo_track_selection_auto">Аутоматски</string>
   <string name="exo_track_unknown">Непознато</string>
+  <string name="exo_track_unknown_name">Непознато (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">Моно</string>
   <string name="exo_track_stereo">Стерео</string>
diff --git a/libraries/ui/src/main/res/values-sv/strings.xml b/libraries/ui/src/main/res/values-sv/strings.xml
index 64b401a72d..762b44e538 100644
--- a/libraries/ui/src/main/res/values-sv/strings.xml
+++ b/libraries/ui/src/main/res/values-sv/strings.xml
@@ -47,6 +47,7 @@
   <string name="exo_track_selection_none">Ingen</string>
   <string name="exo_track_selection_auto">Automatiskt</string>
   <string name="exo_track_unknown">Okänt</string>
+  <string name="exo_track_unknown_name">Okänd (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">Mono</string>
   <string name="exo_track_stereo">Stereo</string>
diff --git a/libraries/ui/src/main/res/values-sw/strings.xml b/libraries/ui/src/main/res/values-sw/strings.xml
index 02308a65ca..3d8c93cb60 100644
--- a/libraries/ui/src/main/res/values-sw/strings.xml
+++ b/libraries/ui/src/main/res/values-sw/strings.xml
@@ -47,6 +47,7 @@
   <string name="exo_track_selection_none">Hamna</string>
   <string name="exo_track_selection_auto">Otomatiki</string>
   <string name="exo_track_unknown">Haijulikani</string>
+  <string name="exo_track_unknown_name">(%1$s) isiyojulikana</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">Mono</string>
   <string name="exo_track_stereo">Stereo</string>
diff --git a/libraries/ui/src/main/res/values-ta/strings.xml b/libraries/ui/src/main/res/values-ta/strings.xml
index bdae9c8632..b257bf12d0 100644
--- a/libraries/ui/src/main/res/values-ta/strings.xml
+++ b/libraries/ui/src/main/res/values-ta/strings.xml
@@ -47,6 +47,7 @@
   <string name="exo_track_selection_none">ஏதுமில்லை</string>
   <string name="exo_track_selection_auto">தானியங்கு</string>
   <string name="exo_track_unknown">தெரியாதவை</string>
+  <string name="exo_track_unknown_name">தெரியாதது (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">மோனோ</string>
   <string name="exo_track_stereo">ஸ்டீரியோ</string>
diff --git a/libraries/ui/src/main/res/values-te/strings.xml b/libraries/ui/src/main/res/values-te/strings.xml
index 7485b6b423..dfc2872d52 100644
--- a/libraries/ui/src/main/res/values-te/strings.xml
+++ b/libraries/ui/src/main/res/values-te/strings.xml
@@ -47,6 +47,7 @@
   <string name="exo_track_selection_none">ఏదీ కాదు</string>
   <string name="exo_track_selection_auto">స్వీయ</string>
   <string name="exo_track_unknown">తెలియదు</string>
+  <string name="exo_track_unknown_name">తెలియదు (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">మోనో</string>
   <string name="exo_track_stereo">స్టీరియో</string>
diff --git a/libraries/ui/src/main/res/values-th/strings.xml b/libraries/ui/src/main/res/values-th/strings.xml
index b326cec9e9..adde3cf32d 100644
--- a/libraries/ui/src/main/res/values-th/strings.xml
+++ b/libraries/ui/src/main/res/values-th/strings.xml
@@ -47,6 +47,7 @@
   <string name="exo_track_selection_none">ไม่มี</string>
   <string name="exo_track_selection_auto">อัตโนมัติ</string>
   <string name="exo_track_unknown">ไม่ทราบ</string>
+  <string name="exo_track_unknown_name">ไม่รู้จัก (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">โมโน</string>
   <string name="exo_track_stereo">สเตอริโอ</string>
diff --git a/libraries/ui/src/main/res/values-tl/strings.xml b/libraries/ui/src/main/res/values-tl/strings.xml
index 04c4c2fa68..6c9849b49e 100644
--- a/libraries/ui/src/main/res/values-tl/strings.xml
+++ b/libraries/ui/src/main/res/values-tl/strings.xml
@@ -47,6 +47,7 @@
   <string name="exo_track_selection_none">Wala</string>
   <string name="exo_track_selection_auto">Awtomatiko</string>
   <string name="exo_track_unknown">Hindi Alam</string>
+  <string name="exo_track_unknown_name">Hindi Alam (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">Mono</string>
   <string name="exo_track_stereo">Stereo</string>
diff --git a/libraries/ui/src/main/res/values-tr/strings.xml b/libraries/ui/src/main/res/values-tr/strings.xml
index 6058a4c36f..a6f2ef1f42 100644
--- a/libraries/ui/src/main/res/values-tr/strings.xml
+++ b/libraries/ui/src/main/res/values-tr/strings.xml
@@ -47,6 +47,7 @@
   <string name="exo_track_selection_none">Yok</string>
   <string name="exo_track_selection_auto">Otomatik</string>
   <string name="exo_track_unknown">Bilinmiyor</string>
+  <string name="exo_track_unknown_name">Bilinmiyor (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">Mono</string>
   <string name="exo_track_stereo">Stereo</string>
diff --git a/libraries/ui/src/main/res/values-uk/strings.xml b/libraries/ui/src/main/res/values-uk/strings.xml
index 7d3307db51..c736319bea 100644
--- a/libraries/ui/src/main/res/values-uk/strings.xml
+++ b/libraries/ui/src/main/res/values-uk/strings.xml
@@ -51,6 +51,7 @@
   <string name="exo_track_selection_none">Нічого</string>
   <string name="exo_track_selection_auto">Автоматично</string>
   <string name="exo_track_unknown">Невідомо</string>
+  <string name="exo_track_unknown_name">Невідомо (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">Моно</string>
   <string name="exo_track_stereo">Стерео</string>
diff --git a/libraries/ui/src/main/res/values-ur/strings.xml b/libraries/ui/src/main/res/values-ur/strings.xml
index 0c49e5d445..6015a0e886 100644
--- a/libraries/ui/src/main/res/values-ur/strings.xml
+++ b/libraries/ui/src/main/res/values-ur/strings.xml
@@ -47,6 +47,7 @@
   <string name="exo_track_selection_none">کوئی نہیں</string>
   <string name="exo_track_selection_auto">خودکار</string>
   <string name="exo_track_unknown">نامعلوم</string>
+  <string name="exo_track_unknown_name">نامعلوم (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">مونو</string>
   <string name="exo_track_stereo">اسٹیریو</string>
diff --git a/libraries/ui/src/main/res/values-uz/strings.xml b/libraries/ui/src/main/res/values-uz/strings.xml
index 7b17320094..0763d5e038 100644
--- a/libraries/ui/src/main/res/values-uz/strings.xml
+++ b/libraries/ui/src/main/res/values-uz/strings.xml
@@ -47,6 +47,7 @@
   <string name="exo_track_selection_none">Hech qanday</string>
   <string name="exo_track_selection_auto">Avtomatik</string>
   <string name="exo_track_unknown">Noaniq</string>
+  <string name="exo_track_unknown_name">Notanish (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">Mono</string>
   <string name="exo_track_stereo">Stereo</string>
diff --git a/libraries/ui/src/main/res/values-vi/strings.xml b/libraries/ui/src/main/res/values-vi/strings.xml
index 1749d4f5dd..d06614010c 100644
--- a/libraries/ui/src/main/res/values-vi/strings.xml
+++ b/libraries/ui/src/main/res/values-vi/strings.xml
@@ -47,6 +47,7 @@
   <string name="exo_track_selection_none">Không</string>
   <string name="exo_track_selection_auto">Tự động</string>
   <string name="exo_track_unknown">Không xác định</string>
+  <string name="exo_track_unknown_name">Không xác định (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">Đơn âm</string>
   <string name="exo_track_stereo">Âm thanh nổi</string>
diff --git a/libraries/ui/src/main/res/values-zh-rCN/strings.xml b/libraries/ui/src/main/res/values-zh-rCN/strings.xml
index d32d6a4482..038fff740b 100644
--- a/libraries/ui/src/main/res/values-zh-rCN/strings.xml
+++ b/libraries/ui/src/main/res/values-zh-rCN/strings.xml
@@ -47,6 +47,7 @@
   <string name="exo_track_selection_none">无</string>
   <string name="exo_track_selection_auto">自动</string>
   <string name="exo_track_unknown">未知</string>
+  <string name="exo_track_unknown_name">未知 (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">单声道</string>
   <string name="exo_track_stereo">立体声</string>
diff --git a/libraries/ui/src/main/res/values-zh-rHK/strings.xml b/libraries/ui/src/main/res/values-zh-rHK/strings.xml
index 354f58c69a..35efc18ee0 100644
--- a/libraries/ui/src/main/res/values-zh-rHK/strings.xml
+++ b/libraries/ui/src/main/res/values-zh-rHK/strings.xml
@@ -47,6 +47,7 @@
   <string name="exo_track_selection_none">無</string>
   <string name="exo_track_selection_auto">自動</string>
   <string name="exo_track_unknown">不明</string>
+  <string name="exo_track_unknown_name">不明 (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">單聲道</string>
   <string name="exo_track_stereo">立體聲</string>
diff --git a/libraries/ui/src/main/res/values-zh-rTW/strings.xml b/libraries/ui/src/main/res/values-zh-rTW/strings.xml
index 4249568e95..7b9ad5511a 100644
--- a/libraries/ui/src/main/res/values-zh-rTW/strings.xml
+++ b/libraries/ui/src/main/res/values-zh-rTW/strings.xml
@@ -47,6 +47,7 @@
   <string name="exo_track_selection_none">無</string>
   <string name="exo_track_selection_auto">自動</string>
   <string name="exo_track_unknown">不明</string>
+  <string name="exo_track_unknown_name">不明 (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">單聲道</string>
   <string name="exo_track_stereo">立體聲</string>
diff --git a/libraries/ui/src/main/res/values-zu/strings.xml b/libraries/ui/src/main/res/values-zu/strings.xml
index 7752fcb772..ce84b25748 100644
--- a/libraries/ui/src/main/res/values-zu/strings.xml
+++ b/libraries/ui/src/main/res/values-zu/strings.xml
@@ -47,6 +47,7 @@
   <string name="exo_track_selection_none">Lutho</string>
   <string name="exo_track_selection_auto">Okuzenzakalelayo</string>
   <string name="exo_track_unknown">Akwaziwa</string>
+  <string name="exo_track_unknown_name">Akwaziwa (%1$s)</string>
   <string name="exo_track_resolution">%1$d × %2$d</string>
   <string name="exo_track_mono">Okukodwa</string>
   <string name="exo_track_stereo">I-Stereo</string>