diff --git a/constants.gradle b/constants.gradle
index b7cc8b6906..576091f937 100644
--- a/constants.gradle
+++ b/constants.gradle
@@ -12,16 +12,16 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 project.ext {
-    // Important: ExoPlayer specifies a minSdkVersion of 9 because various
+    // Important: ExoPlayer specifies a minSdkVersion of 14 because various
     // components provided by the library may be of use on older devices.
     // However, please note that the core media playback functionality provided
     // by the library requires API level 16 or greater.
-    minSdkVersion = 9
-    compileSdkVersion = 25
-    targetSdkVersion = 25
-    buildToolsVersion = '25'
+    minSdkVersion = 14
+    compileSdkVersion = 26
+    targetSdkVersion = 26
+    buildToolsVersion = '26'
     testSupportLibraryVersion = '0.5'
-    supportLibraryVersion = '25.4.0'
+    supportLibraryVersion = '26.0.1'
     dexmakerVersion = '1.2'
     mockitoVersion = '1.9.5'
     releaseVersion = 'r2.5.1'
diff --git a/demos/main/src/main/AndroidManifest.xml b/demos/main/src/main/AndroidManifest.xml
index 1f66822dc7..4f90cef623 100644
--- a/demos/main/src/main/AndroidManifest.xml
+++ b/demos/main/src/main/AndroidManifest.xml
@@ -23,7 +23,7 @@
   <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE"/>
   <uses-feature android:name="android.software.leanback" android:required="false"/>
   <uses-feature android:name="android.hardware.touchscreen" android:required="false"/>
-  <uses-sdk android:minSdkVersion="16" android:targetSdkVersion="25"/>
+  <uses-sdk android:minSdkVersion="16" android:targetSdkVersion="26"/>
 
   <application
       android:label="@string/application_name"
diff --git a/extensions/cronet/src/androidTest/AndroidManifest.xml b/extensions/cronet/src/androidTest/AndroidManifest.xml
index 1f371a1864..7f14a28e83 100644
--- a/extensions/cronet/src/androidTest/AndroidManifest.xml
+++ b/extensions/cronet/src/androidTest/AndroidManifest.xml
@@ -18,7 +18,7 @@
     xmlns:tools="http://schemas.android.com/tools"
     package="com.google.android.exoplayer.ext.cronet">
 
-  <uses-sdk android:minSdkVersion="9" android:targetSdkVersion="24"/>
+  <uses-sdk android:minSdkVersion="14" android:targetSdkVersion="26"/>
 
   <application android:debuggable="true"
       android:allowBackup="false"
diff --git a/extensions/flac/src/androidTest/AndroidManifest.xml b/extensions/flac/src/androidTest/AndroidManifest.xml
index 73032ab50c..8a7ad50429 100644
--- a/extensions/flac/src/androidTest/AndroidManifest.xml
+++ b/extensions/flac/src/androidTest/AndroidManifest.xml
@@ -18,7 +18,7 @@
     xmlns:tools="http://schemas.android.com/tools"
     package="com.google.android.exoplayer2.ext.flac.test">
 
-  <uses-sdk android:minSdkVersion="9" android:targetSdkVersion="24"/>
+  <uses-sdk android:minSdkVersion="14" android:targetSdkVersion="26"/>
 
   <application android:debuggable="true"
       android:allowBackup="false"
diff --git a/extensions/opus/src/androidTest/AndroidManifest.xml b/extensions/opus/src/androidTest/AndroidManifest.xml
index e77590dc65..aba71a0821 100644
--- a/extensions/opus/src/androidTest/AndroidManifest.xml
+++ b/extensions/opus/src/androidTest/AndroidManifest.xml
@@ -18,7 +18,7 @@
     xmlns:tools="http://schemas.android.com/tools"
     package="com.google.android.exoplayer2.ext.opus.test">
 
-  <uses-sdk android:minSdkVersion="9" android:targetSdkVersion="24"/>
+  <uses-sdk android:minSdkVersion="14" android:targetSdkVersion="26"/>
 
   <application android:debuggable="true"
       android:allowBackup="false"
diff --git a/extensions/vp9/src/androidTest/AndroidManifest.xml b/extensions/vp9/src/androidTest/AndroidManifest.xml
index b8b28fc346..f29381a320 100644
--- a/extensions/vp9/src/androidTest/AndroidManifest.xml
+++ b/extensions/vp9/src/androidTest/AndroidManifest.xml
@@ -18,7 +18,7 @@
     xmlns:tools="http://schemas.android.com/tools"
     package="com.google.android.exoplayer2.ext.vp9.test">
 
-  <uses-sdk android:minSdkVersion="9" android:targetSdkVersion="24"/>
+  <uses-sdk android:minSdkVersion="14" android:targetSdkVersion="26"/>
 
   <application android:debuggable="true"
       android:allowBackup="false"
diff --git a/extensions/vp9/src/main/java/com/google/android/exoplayer2/ext/vp9/VpxVideoSurfaceView.java b/extensions/vp9/src/main/java/com/google/android/exoplayer2/ext/vp9/VpxVideoSurfaceView.java
index e7468d8593..8c765952e7 100644
--- a/extensions/vp9/src/main/java/com/google/android/exoplayer2/ext/vp9/VpxVideoSurfaceView.java
+++ b/extensions/vp9/src/main/java/com/google/android/exoplayer2/ext/vp9/VpxVideoSurfaceView.java
@@ -15,7 +15,6 @@
  */
 package com.google.android.exoplayer2.ext.vp9;
 
-import android.annotation.TargetApi;
 import android.content.Context;
 import android.opengl.GLSurfaceView;
 import android.util.AttributeSet;
@@ -23,7 +22,6 @@ import android.util.AttributeSet;
 /**
  * A GLSurfaceView extension that scales itself to the given aspect ratio.
  */
-@TargetApi(11)
 public class VpxVideoSurfaceView extends GLSurfaceView implements VpxOutputBufferRenderer {
 
   private final VpxRenderer renderer;
diff --git a/library/core/src/androidTest/AndroidManifest.xml b/library/core/src/androidTest/AndroidManifest.xml
index aeddc611cf..4997994e18 100644
--- a/library/core/src/androidTest/AndroidManifest.xml
+++ b/library/core/src/androidTest/AndroidManifest.xml
@@ -18,7 +18,7 @@
     xmlns:tools="http://schemas.android.com/tools"
     package="com.google.android.exoplayer2.core.test">
 
-  <uses-sdk android:minSdkVersion="9" android:targetSdkVersion="24"/>
+  <uses-sdk android:minSdkVersion="14" android:targetSdkVersion="26"/>
 
   <application android:debuggable="true"
       android:allowBackup="false"
diff --git a/library/dash/src/androidTest/AndroidManifest.xml b/library/dash/src/androidTest/AndroidManifest.xml
index a9b143253f..3a5b0c1fa2 100644
--- a/library/dash/src/androidTest/AndroidManifest.xml
+++ b/library/dash/src/androidTest/AndroidManifest.xml
@@ -18,7 +18,7 @@
     xmlns:tools="http://schemas.android.com/tools"
     package="com.google.android.exoplayer2.source.dash.test">
 
-  <uses-sdk android:minSdkVersion="9" android:targetSdkVersion="24"/>
+  <uses-sdk android:minSdkVersion="14" android:targetSdkVersion="26"/>
 
   <application android:debuggable="true"
       android:allowBackup="false"
diff --git a/library/hls/src/androidTest/AndroidManifest.xml b/library/hls/src/androidTest/AndroidManifest.xml
index dcf6c2f940..1abbcad810 100644
--- a/library/hls/src/androidTest/AndroidManifest.xml
+++ b/library/hls/src/androidTest/AndroidManifest.xml
@@ -18,7 +18,7 @@
     xmlns:tools="http://schemas.android.com/tools"
     package="com.google.android.exoplayer2.source.hls.test">
 
-  <uses-sdk android:minSdkVersion="9" android:targetSdkVersion="24"/>
+  <uses-sdk android:minSdkVersion="14" android:targetSdkVersion="26"/>
 
   <application android:debuggable="true"
       android:allowBackup="false"
diff --git a/library/smoothstreaming/src/androidTest/AndroidManifest.xml b/library/smoothstreaming/src/androidTest/AndroidManifest.xml
index ab314ce806..1d2317677b 100644
--- a/library/smoothstreaming/src/androidTest/AndroidManifest.xml
+++ b/library/smoothstreaming/src/androidTest/AndroidManifest.xml
@@ -18,7 +18,7 @@
     xmlns:tools="http://schemas.android.com/tools"
     package="com.google.android.exoplayer2.source.smoothstreaming.test">
 
-  <uses-sdk android:minSdkVersion="9" android:targetSdkVersion="24"/>
+  <uses-sdk android:minSdkVersion="14" android:targetSdkVersion="26"/>
 
   <application android:debuggable="true"
       android:allowBackup="false"
diff --git a/library/ui/src/main/java/com/google/android/exoplayer2/ui/PlaybackControlView.java b/library/ui/src/main/java/com/google/android/exoplayer2/ui/PlaybackControlView.java
index 6ddbfed973..d3ee9bbab0 100644
--- a/library/ui/src/main/java/com/google/android/exoplayer2/ui/PlaybackControlView.java
+++ b/library/ui/src/main/java/com/google/android/exoplayer2/ui/PlaybackControlView.java
@@ -16,7 +16,6 @@
 package com.google.android.exoplayer2.ui;
 
 import android.annotation.SuppressLint;
-import android.annotation.TargetApi;
 import android.content.Context;
 import android.content.res.Resources;
 import android.content.res.TypedArray;
@@ -814,17 +813,8 @@ public class PlaybackControlView extends FrameLayout {
       return;
     }
     view.setEnabled(enabled);
-    if (Util.SDK_INT >= 11) {
-      setViewAlphaV11(view, enabled ? 1f : 0.3f);
-      view.setVisibility(VISIBLE);
-    } else {
-      view.setVisibility(enabled ? VISIBLE : INVISIBLE);
-    }
-  }
-
-  @TargetApi(11)
-  private void setViewAlphaV11(View view, float alpha) {
-    view.setAlpha(alpha);
+    view.setAlpha(enabled ? 1f : 0.3f);
+    view.setVisibility(VISIBLE);
   }
 
   private void previous() {
diff --git a/playbacktests/src/androidTest/AndroidManifest.xml b/playbacktests/src/androidTest/AndroidManifest.xml
index 053fe4e61c..1a660591d8 100644
--- a/playbacktests/src/androidTest/AndroidManifest.xml
+++ b/playbacktests/src/androidTest/AndroidManifest.xml
@@ -21,7 +21,7 @@
   <uses-permission android:name="android.permission.INTERNET"/>
   <uses-permission android:name="android.permission.WAKE_LOCK"/>
 
-  <uses-sdk android:minSdkVersion="9" android:targetSdkVersion="24"/>
+  <uses-sdk android:minSdkVersion="14" android:targetSdkVersion="26"/>
 
   <application android:debuggable="true"
       android:allowBackup="false"
diff --git a/testutils/src/main/java/com/google/android/exoplayer2/testutil/HostActivity.java b/testutils/src/main/java/com/google/android/exoplayer2/testutil/HostActivity.java
index 8e4b9001dd..66b992e652 100644
--- a/testutils/src/main/java/com/google/android/exoplayer2/testutil/HostActivity.java
+++ b/testutils/src/main/java/com/google/android/exoplayer2/testutil/HostActivity.java
@@ -17,7 +17,6 @@ package com.google.android.exoplayer2.testutil;
 
 import static junit.framework.Assert.fail;
 
-import android.annotation.SuppressLint;
 import android.app.Activity;
 import android.content.Context;
 import android.net.wifi.WifiManager;
@@ -32,7 +31,6 @@ import android.view.SurfaceHolder;
 import android.view.SurfaceView;
 import android.view.Window;
 import com.google.android.exoplayer2.util.Assertions;
-import com.google.android.exoplayer2.util.Util;
 
 /**
  * A host activity for performing playback tests.
@@ -164,7 +162,7 @@ public final class HostActivity extends Activity implements SurfaceHolder.Callba
   public void onStart() {
     Context appContext = getApplicationContext();
     WifiManager wifiManager = (WifiManager) appContext.getSystemService(Context.WIFI_SERVICE);
-    wifiLock = wifiManager.createWifiLock(getWifiLockMode(), TAG);
+    wifiLock = wifiManager.createWifiLock(WifiManager.WIFI_MODE_FULL_HIGH_PERF, TAG);
     wifiLock.acquire();
     PowerManager powerManager = (PowerManager) appContext.getSystemService(Context.POWER_SERVICE);
     wakeLock = powerManager.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, TAG);
@@ -225,9 +223,4 @@ public final class HostActivity extends Activity implements SurfaceHolder.Callba
     }
   }
 
-  @SuppressLint("InlinedApi")
-  private static int getWifiLockMode() {
-    return Util.SDK_INT < 12 ? WifiManager.WIFI_MODE_FULL : WifiManager.WIFI_MODE_FULL_HIGH_PERF;
-  }
-
 }