diff --git a/DEPS b/DEPS
index 2bb444eb8ca..b9233ef18db 100644
--- a/DEPS
+++ b/DEPS
@@ -267,7 +267,7 @@ allowed_hosts = [
 ]
 
 deps = {
-  'src': 'https://github.com/flutter/buildroot.git' + '@' + '5ced4367fee2721f6eda34802dc28b1335637c63',
+  'src': 'https://github.com/flutter/buildroot.git' + '@' + '44ca359ea6fada2fa1bb007b81994fa4dc8ce2ec',
 
   'src/flutter/third_party/rapidjson':
    Var('fuchsia_git') + '/third_party/rapidjson' + '@' + 'ef3564c5c8824989393b87df25355baf35ff544b',
@@ -766,7 +766,7 @@ deps = {
      'packages': [
        {
         'package': 'flutter/android/sdk/all/${{platform}}',
-        'version': 'version:33v6'
+        'version': 'version:34v3'
        }
      ],
      'condition': 'download_android_deps',
@@ -798,7 +798,7 @@ deps = {
      'packages': [
        {
         'package': 'flutter/java/openjdk/${{platform}}',
-        'version': 'version:11'
+        'version': 'version:17'
        }
      ],
      'condition': 'download_android_deps',
diff --git a/engine/src/flutter/.ci.yaml b/engine/src/flutter/.ci.yaml
index 0f7e2a09767..2cb1a4b2a86 100644
--- a/engine/src/flutter/.ci.yaml
+++ b/engine/src/flutter/.ci.yaml
@@ -27,7 +27,7 @@ platform_properties:
       # CIPD flutter/java/openjdk/$platform
       dependencies: >-
         [
-          {"dependency": "open_jdk", "version": "version:11"},
+          {"dependency": "open_jdk", "version": "version:17"},
           {"dependency": "gradle_cache", "version": "none"}
         ]
       device_type: none
@@ -49,7 +49,7 @@ platform_properties:
       # CIPD flutter/java/openjdk/$platform
       dependencies: >-
         [
-          {"dependency": "open_jdk", "version": "version:11"}
+          {"dependency": "open_jdk", "version": "version:17"}
         ]
       device_type: none
       cpu: x86
@@ -79,7 +79,7 @@ platform_properties:
       # CIPD flutter/java/openjdk/$platform
       dependencies: >-
         [
-          {"dependency": "open_jdk", "version": "version:11"}
+          {"dependency": "open_jdk", "version": "version:17"}
         ]
       device_type: none
       os: Windows-10
diff --git a/engine/src/flutter/shell/platform/android/AndroidManifest.xml b/engine/src/flutter/shell/platform/android/AndroidManifest.xml
index 2b904fe0412..82f4b0a7c5d 100644
--- a/engine/src/flutter/shell/platform/android/AndroidManifest.xml
+++ b/engine/src/flutter/shell/platform/android/AndroidManifest.xml
@@ -5,7 +5,7 @@
  -->
 <manifest xmlns:android="http://schemas.android.com/apk/res/android" package="io.flutter.app" android:versionCode="1" android:versionName="0.0.1">
 
-    <uses-sdk android:minSdkVersion="16" android:targetSdkVersion="33" />
+    <uses-sdk android:minSdkVersion="16" android:targetSdkVersion="34" />
     <uses-permission android:name="android.permission.INTERNET" />
     <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
     <uses-feature android:name="android.hardware.sensor.accelerometer" android:required="true" />
diff --git a/engine/src/flutter/shell/platform/android/io/flutter/embedding/android/FlutterView.java b/engine/src/flutter/shell/platform/android/io/flutter/embedding/android/FlutterView.java
index f5393bbaa43..4cfa3c8839d 100644
--- a/engine/src/flutter/shell/platform/android/io/flutter/embedding/android/FlutterView.java
+++ b/engine/src/flutter/shell/platform/android/io/flutter/embedding/android/FlutterView.java
@@ -233,7 +233,7 @@ public class FlutterView extends FrameLayout
       renderSurface = flutterTextureView;
     } else {
       throw new IllegalArgumentException(
-          String.format("RenderMode not supported with this constructor: %s", renderMode));
+          "RenderMode not supported with this constructor: " + renderMode);
     }
 
     init();
@@ -327,7 +327,7 @@ public class FlutterView extends FrameLayout
       renderSurface = flutterTextureView;
     } else {
       throw new IllegalArgumentException(
-          String.format("RenderMode not supported with this constructor: %s", renderMode));
+          "RenderMode not supported with this constructor: " + renderMode);
     }
 
     init();
diff --git a/engine/src/flutter/shell/platform/android/io/flutter/embedding/engine/deferredcomponents/PlayStoreDeferredComponentManager.java b/engine/src/flutter/shell/platform/android/io/flutter/embedding/engine/deferredcomponents/PlayStoreDeferredComponentManager.java
index 989566872de..705becaa96c 100644
--- a/engine/src/flutter/shell/platform/android/io/flutter/embedding/engine/deferredcomponents/PlayStoreDeferredComponentManager.java
+++ b/engine/src/flutter/shell/platform/android/io/flutter/embedding/engine/deferredcomponents/PlayStoreDeferredComponentManager.java
@@ -330,17 +330,17 @@ public class PlayStoreDeferredComponentManager implements DeferredComponentManag
                 case SplitInstallErrorCode.NETWORK_ERROR:
                   flutterJNI.deferredComponentInstallFailure(
                       loadingUnitId,
-                      String.format(
-                          "Install of deferred component module \"%s\" failed with a network error",
-                          componentName),
+                      "Install of deferred component module \""
+                          + componentName
+                          + "\" failed with a network error",
                       true);
                   break;
                 case SplitInstallErrorCode.MODULE_UNAVAILABLE:
                   flutterJNI.deferredComponentInstallFailure(
                       loadingUnitId,
-                      String.format(
-                          "Install of deferred component module \"%s\" failed as it is unavailable",
-                          componentName),
+                      "Install of deferred component module \""
+                          + componentName
+                          + "\" failed as it is unavailable",
                       false);
                   break;
                 default:
diff --git a/engine/src/flutter/shell/platform/android/io/flutter/plugin/platform/SingleViewPresentation.java b/engine/src/flutter/shell/platform/android/io/flutter/plugin/platform/SingleViewPresentation.java
index 08d52867eb2..b7ca559ac7c 100644
--- a/engine/src/flutter/shell/platform/android/io/flutter/plugin/platform/SingleViewPresentation.java
+++ b/engine/src/flutter/shell/platform/android/io/flutter/plugin/platform/SingleViewPresentation.java
@@ -51,7 +51,7 @@ import java.lang.reflect.Proxy;
  *   EmbeddedView
  */
 @Keep
-@TargetApi(Build.VERSION_CODES.JELLY_BEAN_MR1)
+@TargetApi(Build.VERSION_CODES.KITKAT)
 class SingleViewPresentation extends Presentation {
   private static final String TAG = "PlatformViewsController";
 
diff --git a/engine/src/flutter/shell/platform/android/test/io/flutter/embedding/android/FlutterActivityTest.java b/engine/src/flutter/shell/platform/android/test/io/flutter/embedding/android/FlutterActivityTest.java
index 9f9ecd6d637..30dd648beac 100644
--- a/engine/src/flutter/shell/platform/android/test/io/flutter/embedding/android/FlutterActivityTest.java
+++ b/engine/src/flutter/shell/platform/android/test/io/flutter/embedding/android/FlutterActivityTest.java
@@ -485,7 +485,7 @@ public class FlutterActivityTest {
   }
 
   @Test
-  @Config(minSdk = Build.VERSION_CODES.JELLY_BEAN, maxSdk = Build.VERSION_CODES.P)
+  @Config(minSdk = Build.VERSION_CODES.KITKAT, maxSdk = Build.VERSION_CODES.P)
   public void fullyDrawn_beforeAndroidQ() {
     Intent intent = FlutterActivityWithReportFullyDrawn.createDefaultIntent(ctx);
     ActivityController<FlutterActivityWithReportFullyDrawn> activityController =
diff --git a/engine/src/flutter/shell/platform/android/test/io/flutter/plugin/localization/LocalizationPluginTest.java b/engine/src/flutter/shell/platform/android/test/io/flutter/plugin/localization/LocalizationPluginTest.java
index a1e8a127168..9b3d7ee921b 100644
--- a/engine/src/flutter/shell/platform/android/test/io/flutter/plugin/localization/LocalizationPluginTest.java
+++ b/engine/src/flutter/shell/platform/android/test/io/flutter/plugin/localization/LocalizationPluginTest.java
@@ -238,7 +238,7 @@ public class LocalizationPluginTest {
   // Tests the legacy pre API 24 algorithm.
   @Test
   @Config(
-      minSdk = Build.VERSION_CODES.JELLY_BEAN,
+      minSdk = Build.VERSION_CODES.KITKAT,
       maxSdk = Build.VERSION_CODES.M,
       qualifiers = "es-rMX")
   public void computePlatformResolvedLocale_emptySupportedLocales_beforeAndroidN() {
@@ -252,7 +252,7 @@ public class LocalizationPluginTest {
   }
 
   @Test
-  @Config(minSdk = Build.VERSION_CODES.JELLY_BEAN, maxSdk = Build.VERSION_CODES.M, qualifiers = "")
+  @Config(minSdk = Build.VERSION_CODES.KITKAT, maxSdk = Build.VERSION_CODES.M, qualifiers = "")
   public void computePlatformResolvedLocale_selectFirstLocaleWhenNoUserSetting_beforeAndroidN() {
     FlutterJNI flutterJNI = new FlutterJNI();
     DartExecutor dartExecutor = mock(DartExecutor.class);
@@ -273,7 +273,7 @@ public class LocalizationPluginTest {
 
   @Test
   @Config(
-      minSdk = Build.VERSION_CODES.JELLY_BEAN,
+      minSdk = Build.VERSION_CODES.KITKAT,
       maxSdk = Build.VERSION_CODES.M,
       qualifiers = "fr-rCH")
   public void computePlatformResolvedLocale_selectFirstLocaleWhenNoExactMatch_beforeAndroidN() {
@@ -299,7 +299,7 @@ public class LocalizationPluginTest {
 
   @Test
   @Config(
-      minSdk = Build.VERSION_CODES.JELLY_BEAN,
+      minSdk = Build.VERSION_CODES.KITKAT,
       maxSdk = Build.VERSION_CODES.M,
       qualifiers = "it-rIT")
   public void computePlatformResolvedLocale_selectExactMatchLocale_beforeAndroidN() {
@@ -325,7 +325,7 @@ public class LocalizationPluginTest {
 
   @Test
   @Config(
-      minSdk = Build.VERSION_CODES.JELLY_BEAN,
+      minSdk = Build.VERSION_CODES.KITKAT,
       maxSdk = Build.VERSION_CODES.M,
       qualifiers = "fr-rCH")
   public void computePlatformResolvedLocale_selectOnlyLanguageLocale_beforeAndroidN() {
@@ -351,35 +351,35 @@ public class LocalizationPluginTest {
   }
 
   // Tests the legacy pre API 21 algorithm.
-  @Config(sdk = 16)
+  @Config(sdk = Build.VERSION_CODES.KITKAT)
   @Test
   public void localeFromString_languageOnly() {
     Locale locale = LocalizationPlugin.localeFromString("en");
     assertEquals(locale, new Locale("en"));
   }
 
-  @Config(sdk = 16)
+  @Config(sdk = Build.VERSION_CODES.KITKAT)
   @Test
   public void localeFromString_languageAndCountry() {
     Locale locale = LocalizationPlugin.localeFromString("en-US");
     assertEquals(locale, new Locale("en", "US"));
   }
 
-  @Config(sdk = 16)
+  @Config(sdk = Build.VERSION_CODES.KITKAT)
   @Test
   public void localeFromString_languageCountryAndVariant() {
     Locale locale = LocalizationPlugin.localeFromString("zh-Hans-CN");
     assertEquals(locale, new Locale("zh", "CN", "Hans"));
   }
 
-  @Config(sdk = 16)
+  @Config(sdk = Build.VERSION_CODES.KITKAT)
   @Test
   public void localeFromString_underscore() {
     Locale locale = LocalizationPlugin.localeFromString("zh_Hans_CN");
     assertEquals(locale, new Locale("zh", "CN", "Hans"));
   }
 
-  @Config(sdk = 16)
+  @Config(sdk = Build.VERSION_CODES.KITKAT)
   @Test
   public void localeFromString_additionalVariantsAreIgnored() {
     Locale locale = LocalizationPlugin.localeFromString("de-DE-u-co-phonebk");
diff --git a/engine/src/flutter/shell/platform/android/test/io/flutter/plugin/platform/PlatformPluginTest.java b/engine/src/flutter/shell/platform/android/test/io/flutter/plugin/platform/PlatformPluginTest.java
index 3a77e6ae68c..23b7fbf5b6a 100644
--- a/engine/src/flutter/shell/platform/android/test/io/flutter/plugin/platform/PlatformPluginTest.java
+++ b/engine/src/flutter/shell/platform/android/test/io/flutter/plugin/platform/PlatformPluginTest.java
@@ -52,7 +52,7 @@ import org.robolectric.shadows.ShadowLooper;
 public class PlatformPluginTest {
   private final Context ctx = ApplicationProvider.getApplicationContext();
 
-  @Config(sdk = 16)
+  @Config(sdk = Build.VERSION_CODES.KITKAT)
   @Test
   public void itIgnoresNewHapticEventsOnOldAndroidPlatforms() {
     View fakeDecorView = mock(View.class);
@@ -70,7 +70,7 @@ public class PlatformPluginTest {
     platformPlugin.vibrateHapticFeedback(PlatformChannel.HapticFeedbackType.SELECTION_CLICK);
   }
 
-  @Config(sdk = 29)
+  @Config(sdk = Build.VERSION_CODES.Q)
   @Test
   public void platformPlugin_getClipboardData() throws IOException {
     ClipboardManager clipboardManager = ctx.getSystemService(ClipboardManager.class);
@@ -100,7 +100,7 @@ public class PlatformPluginTest {
 
   @SuppressWarnings("deprecation")
   // ClipboardManager.getText
-  @Config(sdk = 28)
+  @Config(sdk = Build.VERSION_CODES.P)
   @Test
   public void platformPlugin_hasStrings() {
     ClipboardManager clipboardManager = spy(ctx.getSystemService(ClipboardManager.class));
@@ -154,7 +154,7 @@ public class PlatformPluginTest {
     verify(clipboardManager, never()).getText();
   }
 
-  @Config(sdk = 29)
+  @Config(sdk = Build.VERSION_CODES.Q)
   @Test
   public void setNavigationBarDividerColor() {
     View fakeDecorView = mock(View.class);
@@ -229,7 +229,7 @@ public class PlatformPluginTest {
     }
   }
 
-  @Config(sdk = 30)
+  @Config(sdk = Build.VERSION_CODES.R)
   @Test
   public void setNavigationBarIconBrightness() {
     if (Build.VERSION.SDK_INT >= 30) {
@@ -276,7 +276,7 @@ public class PlatformPluginTest {
     }
   }
 
-  @Config(sdk = 30)
+  @Config(sdk = Build.VERSION_CODES.R)
   @Test
   public void setStatusBarIconBrightness() {
     if (Build.VERSION.SDK_INT >= 30) {
@@ -323,7 +323,7 @@ public class PlatformPluginTest {
 
   @SuppressWarnings("deprecation")
   // SYSTEM_UI_FLAG_*, setSystemUiVisibility
-  @Config(sdk = 29)
+  @Config(sdk = Build.VERSION_CODES.Q)
   @Test
   public void setSystemUiMode() {
     View fakeDecorView = mock(View.class);
@@ -440,7 +440,7 @@ public class PlatformPluginTest {
 
   @SuppressWarnings("deprecation")
   // SYSTEM_UI_FLAG_*, setSystemUiVisibility
-  @Config(sdk = 28)
+  @Config(sdk = Build.VERSION_CODES.P)
   @Test
   public void doNotEnableEdgeToEdgeOnOlderSdk() {
     View fakeDecorView = mock(View.class);
@@ -462,7 +462,7 @@ public class PlatformPluginTest {
 
   @SuppressWarnings("deprecation")
   // FLAG_TRANSLUCENT_STATUS, FLAG_TRANSLUCENT_NAVIGATION
-  @Config(sdk = 29)
+  @Config(sdk = Build.VERSION_CODES.Q)
   @Test
   public void verifyWindowFlagsSetToStyleOverlays() {
     View fakeDecorView = mock(View.class);
diff --git a/engine/src/flutter/shell/platform/android/test/io/flutter/plugin/platform/SingleViewPresentationTest.java b/engine/src/flutter/shell/platform/android/test/io/flutter/plugin/platform/SingleViewPresentationTest.java
index 04668279762..d27e08bbbdc 100644
--- a/engine/src/flutter/shell/platform/android/test/io/flutter/plugin/platform/SingleViewPresentationTest.java
+++ b/engine/src/flutter/shell/platform/android/test/io/flutter/plugin/platform/SingleViewPresentationTest.java
@@ -4,7 +4,7 @@
 
 package io.flutter.plugin.platform;
 
-import static android.os.Build.VERSION_CODES.JELLY_BEAN_MR1;
+import static android.os.Build.VERSION_CODES.KITKAT;
 import static android.os.Build.VERSION_CODES.P;
 import static android.os.Build.VERSION_CODES.R;
 import static org.junit.Assert.assertEquals;
@@ -28,7 +28,7 @@ import org.robolectric.annotation.Config;
 @TargetApi(P)
 public class SingleViewPresentationTest {
   @Test
-  @Config(minSdk = JELLY_BEAN_MR1, maxSdk = R)
+  @Config(minSdk = KITKAT, maxSdk = R)
   public void returnsOuterContextInputMethodManager() {
     // There's a bug in Android Q caused by the IMM being instanced per display.
     // https://github.com/flutter/flutter/issues/38375. We need the context returned by
@@ -59,7 +59,7 @@ public class SingleViewPresentationTest {
   }
 
   @Test
-  @Config(minSdk = JELLY_BEAN_MR1, maxSdk = R)
+  @Config(minSdk = KITKAT, maxSdk = R)
   public void returnsOuterContextInputMethodManager_createDisplayContext() {
     // The IMM should also persist across display contexts created from the base context.
 
diff --git a/engine/src/flutter/shell/platform/android/test_runner/build.gradle b/engine/src/flutter/shell/platform/android/test_runner/build.gradle
index 53a537f874c..609d4810f6a 100644
--- a/engine/src/flutter/shell/platform/android/test_runner/build.gradle
+++ b/engine/src/flutter/shell/platform/android/test_runner/build.gradle
@@ -32,10 +32,10 @@ println "AVAILABLE PROCESSORS: $availableProcessors"
 println "=========================================="
 
 android {
-  compileSdkVersion 33
+  compileSdkVersion 34
 
   defaultConfig {
-    minSdkVersion 16
+    minSdkVersion 19
   }
 
   compileOptions {
diff --git a/engine/src/flutter/testing/android_background_image/android/app/build.gradle b/engine/src/flutter/testing/android_background_image/android/app/build.gradle
index c7346c23e84..7a72a25fe99 100644
--- a/engine/src/flutter/testing/android_background_image/android/app/build.gradle
+++ b/engine/src/flutter/testing/android_background_image/android/app/build.gradle
@@ -16,16 +16,16 @@ android {
         // The others are irrelevant for a test application.
         disable 'UnpackedNativeCode','MissingApplicationIcon','GoogleAppIndexingApiWarning','GoogleAppIndexingWarning','GradleDependency','NewerVersionAvailable'
     }
-    buildToolsVersion = '33.0.0'
-    compileSdkVersion 33
+    buildToolsVersion = '34.0.0'
+    compileSdkVersion 34
     compileOptions {
         sourceCompatibility JavaVersion.VERSION_11
         targetCompatibility JavaVersion.VERSION_11
     }
     defaultConfig {
         applicationId 'dev.flutter.android_background_image'
-        minSdkVersion 16
-        targetSdkVersion 33
+        minSdkVersion 19
+        targetSdkVersion 34
         versionCode 1
         versionName '1.0'
     }
diff --git a/engine/src/flutter/testing/scenario_app/android/app/build.gradle b/engine/src/flutter/testing/scenario_app/android/app/build.gradle
index 5f2a94523b9..2465157ed5f 100644
--- a/engine/src/flutter/testing/scenario_app/android/app/build.gradle
+++ b/engine/src/flutter/testing/scenario_app/android/app/build.gradle
@@ -18,16 +18,16 @@ android {
         // The others are irrelevant for a test application.
         disable 'UnpackedNativeCode','MissingApplicationIcon','GoogleAppIndexingApiWarning','GoogleAppIndexingWarning','GradleDependency','NewerVersionAvailable','Registered'
     }
-    buildToolsVersion = '33.0.0'
-    compileSdkVersion 33
+    buildToolsVersion = '34.0.0'
+    compileSdkVersion 34
     compileOptions {
         sourceCompatibility JavaVersion.VERSION_11
         targetCompatibility JavaVersion.VERSION_11
     }
     defaultConfig {
         applicationId 'dev.flutter.scenarios'
-        minSdkVersion 18
-        targetSdkVersion 33
+        minSdkVersion 19
+        targetSdkVersion 34
         versionCode 1
         versionName '1.0'
         testInstrumentationRunner 'dev.flutter.TestRunner'
diff --git a/engine/src/flutter/tools/android_lint/baseline.xml b/engine/src/flutter/tools/android_lint/baseline.xml
index 3958739020e..b540917bd52 100644
--- a/engine/src/flutter/tools/android_lint/baseline.xml
+++ b/engine/src/flutter/tools/android_lint/baseline.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<issues format="6" by="lint 7.2.0" type="baseline" client="" dependencies="true" name="" variant="all" version="7.2.0">
+<issues format="6" by="lint 8.1.0 [10406996] " type="baseline" client="" dependencies="true" name="" variant="all" version="8.1.0 [10406996] ">
 
     <issue
         id="InlinedApi"
@@ -8,7 +8,7 @@
         errorLine2="               ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~">
         <location
             file="../../../flutter/shell/platform/android/io/flutter/embedding/engine/systemchannels/PlatformChannel.java"
-            line="267"
+            line="274"
             column="16"/>
     </issue>
 
@@ -19,7 +19,7 @@
         errorLine2="               ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~">
         <location
             file="../../../flutter/shell/platform/android/io/flutter/embedding/engine/systemchannels/PlatformChannel.java"
-            line="271"
+            line="278"
             column="16"/>
     </issue>
 
@@ -30,7 +30,7 @@
         errorLine2="               ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~">
         <location
             file="../../../flutter/shell/platform/android/io/flutter/embedding/engine/systemchannels/PlatformChannel.java"
-            line="275"
+            line="282"
             column="16"/>
     </issue>
 
@@ -41,7 +41,7 @@
         errorLine2="                        ~~~~~~~~~~~~~~~~~~~~~~~~~">
         <location
             file="../../../flutter/shell/platform/android/io/flutter/plugin/platform/PlatformViewsController.java"
-            line="661"
+            line="991"
             column="25"/>
     </issue>
 
@@ -52,7 +52,7 @@
         errorLine2="                                                                  ~~~~~~~~~~~~~~~~~~~~~~~~~">
         <location
             file="../../../flutter/shell/platform/android/io/flutter/plugin/platform/PlatformViewsController.java"
-            line="661"
+            line="991"
             column="67"/>
     </issue>
 
@@ -67,6 +67,17 @@
             column="82"/>
     </issue>
 
+    <issue
+        id="Recycle"
+        message="This `AssetFileDescriptor` should be freed up after use with `#close()`"
+        errorLine1="          activity.getContentResolver().openTypedAssetFileDescriptor(item.getUri(), &quot;text/*&quot;, null);"
+        errorLine2="                                        ~~~~~~~~~~~~~~~~~~~~~~~~~~~~">
+        <location
+            file="../../../flutter/shell/platform/android/io/flutter/plugin/platform/PlatformPlugin.java"
+            line="522"
+            column="41"/>
+    </issue>
+
     <issue
         id="ClickableViewAccessibility"
         message="Custom view `FlutterView` overrides `onTouchEvent` but not `performClick`"
@@ -74,7 +85,7 @@
         errorLine2="                 ~~~~~~~~~~~~">
         <location
             file="../../../flutter/shell/platform/android/io/flutter/view/FlutterView.java"
-            line="436"
+            line="445"
             column="18"/>
     </issue>
 
@@ -85,19 +96,8 @@
         errorLine2="                 ~~~~~~~~~~~~">
         <location
             file="../../../flutter/shell/platform/android/io/flutter/embedding/android/FlutterView.java"
-            line="911"
+            line="928"
             column="18"/>
     </issue>
 
-    <issue
-        id="UseSparseArrays"
-        message="Use `new SparseArray&lt;VirtualDisplayController>(...)` instead for better performance"
-        errorLine1="        vdControllers = new HashMap&lt;>();"
-        errorLine2="                        ~~~~~~~~~~~~~~~">
-        <location
-            file="../../../flutter/shell/platform/android/io/flutter/plugin/platform/PlatformViewsController.java"
-            line="61"
-            column="25"/>
-</issue>
-
 </issues>
diff --git a/engine/src/flutter/tools/android_lint/bin/main.dart b/engine/src/flutter/tools/android_lint/bin/main.dart
index 88cfd040e23..d6b6191b73e 100644
--- a/engine/src/flutter/tools/android_lint/bin/main.dart
+++ b/engine/src/flutter/tools/android_lint/bin/main.dart
@@ -73,7 +73,7 @@ Future<int> runLint(ArgParser argParser, ArgResults argResults) async {
 <!-- WILL AUTOMATICALLY FIND ALL .java FILES AND INCLUDE THEM HERE       -->
 <project>
   <sdk dir="${androidSdkDir.path}" />
-  <module name="FlutterEngine" android="true" library="true" compile-sdk-version="android-T">
+  <module name="FlutterEngine" android="true" library="true" compile-sdk-version="android-U">
   <manifest file="${path.join(androidDir.path, 'AndroidManifest.xml')}" />
 ''');
   for (final FileSystemEntity entity in androidDir.listSync(recursive: true)) {
@@ -95,7 +95,7 @@ Future<int> runLint(ArgParser argParser, ArgResults argResults) async {
   final List<String> lintArgs = <String>[
     path.join(androidSdkDir.path, 'cmdline-tools', 'latest', 'bin', 'lint'),
     '--project', projectXmlPath,
-    '--compile-sdk-version', '33',
+    '--compile-sdk-version', '34',
     '--showall',
     '--exitcode', // Set non-zero exit code on errors
     '-Wall',
diff --git a/engine/src/flutter/tools/android_lint/project.xml b/engine/src/flutter/tools/android_lint/project.xml
index c2a754adebd..f3eeafdb2b6 100644
--- a/engine/src/flutter/tools/android_lint/project.xml
+++ b/engine/src/flutter/tools/android_lint/project.xml
@@ -2,7 +2,7 @@
 <!-- WILL AUTOMATICALLY FIND ALL .java FILES AND INCLUDE THEM HERE       -->
 <project>
   <sdk dir="../../../third_party/android_tools/sdk" />
-  <module name="FlutterEngine" android="true" library="true" compile-sdk-version="android-T">
+  <module name="FlutterEngine" android="true" library="true" compile-sdk-version="android-U">
   <manifest file="../../../flutter/shell/platform/android/AndroidManifest.xml" />
     <src file="../../../flutter/shell/platform/android/test/io/flutter/util/KeyCodes.java" />
     <src file="../../../flutter/shell/platform/android/test/io/flutter/util/FakeKeyEvent.java" />
@@ -53,6 +53,7 @@
     <src file="../../../flutter/shell/platform/android/io/flutter/embedding/engine/renderer/SurfaceTextureWrapper.java" />
     <src file="../../../flutter/shell/platform/android/io/flutter/embedding/engine/mutatorsstack/FlutterMutatorsStack.java" />
     <src file="../../../flutter/shell/platform/android/io/flutter/embedding/engine/mutatorsstack/FlutterMutatorView.java" />
+    <src file="../../../flutter/shell/platform/android/io/flutter/embedding/engine/FlutterEngineGroupCache.java" />
     <src file="../../../flutter/shell/platform/android/io/flutter/embedding/engine/plugins/PluginRegistry.java" />
     <src file="../../../flutter/shell/platform/android/io/flutter/embedding/engine/plugins/util/GeneratedPluginRegister.java" />
     <src file="../../../flutter/shell/platform/android/io/flutter/embedding/engine/plugins/activity/ActivityPluginBinding.java" />
@@ -84,6 +85,7 @@
     <src file="../../../flutter/shell/platform/android/io/flutter/embedding/engine/loader/FlutterApplicationInfo.java" />
     <src file="../../../flutter/shell/platform/android/io/flutter/embedding/engine/loader/ResourceExtractor.java" />
     <src file="../../../flutter/shell/platform/android/io/flutter/embedding/engine/systemchannels/SettingsChannel.java" />
+    <src file="../../../flutter/shell/platform/android/io/flutter/embedding/engine/systemchannels/ProcessTextChannel.java" />
     <src file="../../../flutter/shell/platform/android/io/flutter/embedding/engine/systemchannels/PlatformViewsChannel.java" />
     <src file="../../../flutter/shell/platform/android/io/flutter/embedding/engine/systemchannels/NavigationChannel.java" />
     <src file="../../../flutter/shell/platform/android/io/flutter/embedding/engine/systemchannels/LocalizationChannel.java" />
@@ -93,6 +95,7 @@
     <src file="../../../flutter/shell/platform/android/io/flutter/embedding/engine/systemchannels/KeyEventChannel.java" />
     <src file="../../../flutter/shell/platform/android/io/flutter/embedding/engine/systemchannels/SpellCheckChannel.java" />
     <src file="../../../flutter/shell/platform/android/io/flutter/embedding/engine/systemchannels/PlatformChannel.java" />
+    <src file="../../../flutter/shell/platform/android/io/flutter/embedding/engine/systemchannels/KeyboardChannel.java" />
     <src file="../../../flutter/shell/platform/android/io/flutter/embedding/engine/systemchannels/SystemChannel.java" />
     <src file="../../../flutter/shell/platform/android/io/flutter/embedding/engine/systemchannels/DeferredComponentChannel.java" />
     <src file="../../../flutter/shell/platform/android/io/flutter/embedding/engine/systemchannels/MouseCursorChannel.java" />
@@ -102,7 +105,9 @@
     <src file="../../../flutter/shell/platform/android/io/flutter/embedding/engine/deferredcomponents/DeferredComponentManager.java" />
     <src file="../../../flutter/shell/platform/android/io/flutter/embedding/engine/deferredcomponents/PlayStoreDeferredComponentManager.java" />
     <src file="../../../flutter/shell/platform/android/io/flutter/embedding/engine/FlutterEngineGroup.java" />
-    <src file="../../../flutter/shell/platform/android/io/flutter/embedding/engine/FlutterEngineGroupCache.java" />
+    <src file="../../../flutter/shell/platform/android/io/flutter/plugin/platform/SurfaceTexturePlatformViewRenderTarget.java" />
+    <src file="../../../flutter/shell/platform/android/io/flutter/plugin/platform/PlatformViewRenderTarget.java" />
+    <src file="../../../flutter/shell/platform/android/io/flutter/plugin/platform/ImageReaderPlatformViewRenderTarget.java" />
     <src file="../../../flutter/shell/platform/android/io/flutter/plugin/platform/PlatformViewsController.java" />
     <src file="../../../flutter/shell/platform/android/io/flutter/plugin/platform/PlatformViewRegistry.java" />
     <src file="../../../flutter/shell/platform/android/io/flutter/plugin/platform/VirtualDisplayController.java" />
@@ -110,11 +115,11 @@
     <src file="../../../flutter/shell/platform/android/io/flutter/plugin/platform/SingleViewPresentation.java" />
     <src file="../../../flutter/shell/platform/android/io/flutter/plugin/platform/PlatformViewFactory.java" />
     <src file="../../../flutter/shell/platform/android/io/flutter/plugin/platform/AccessibilityEventsDelegate.java" />
-    <src file="../../../flutter/shell/platform/android/io/flutter/plugin/platform/PlatformOverlayView.java" />
     <src file="../../../flutter/shell/platform/android/io/flutter/plugin/platform/PlatformView.java" />
     <src file="../../../flutter/shell/platform/android/io/flutter/plugin/platform/PlatformViewsAccessibilityDelegate.java" />
     <src file="../../../flutter/shell/platform/android/io/flutter/plugin/platform/PlatformViewWrapper.java" />
     <src file="../../../flutter/shell/platform/android/io/flutter/plugin/platform/PlatformPlugin.java" />
+    <src file="../../../flutter/shell/platform/android/io/flutter/plugin/platform/PlatformOverlayView.java" />
     <src file="../../../flutter/shell/platform/android/io/flutter/plugin/mouse/MouseCursorPlugin.java" />
     <src file="../../../flutter/shell/platform/android/io/flutter/plugin/common/BasicMessageChannel.java" />
     <src file="../../../flutter/shell/platform/android/io/flutter/plugin/common/JSONMethodCodec.java" />
@@ -141,6 +146,7 @@
     <src file="../../../flutter/shell/platform/android/io/flutter/plugin/editing/FlutterTextUtils.java" />
     <src file="../../../flutter/shell/platform/android/io/flutter/plugin/editing/ImeSyncDeferringInsetsCallback.java" />
     <src file="../../../flutter/shell/platform/android/io/flutter/plugin/editing/SpellCheckPlugin.java" />
+    <src file="../../../flutter/shell/platform/android/io/flutter/plugin/text/ProcessTextPlugin.java" />
     <src file="../../../flutter/shell/platform/android/io/flutter/plugin/localization/LocalizationPlugin.java" />
     <src file="../../../flutter/shell/platform/android/io/flutter/FlutterInjector.java" />
     <src file="../../../flutter/shell/platform/android/io/flutter/Log.java" />
diff --git a/engine/src/flutter/tools/android_sdk/packages.txt b/engine/src/flutter/tools/android_sdk/packages.txt
index b257101a496..43a2526314c 100644
--- a/engine/src/flutter/tools/android_sdk/packages.txt
+++ b/engine/src/flutter/tools/android_sdk/packages.txt
@@ -1,6 +1,6 @@
-platforms;android-33:platforms
+platforms;android-34:platforms
 cmdline-tools;latest:cmdline-tools
-build-tools;33.0.0:build-tools
+build-tools;34.0.0:build-tools
 platform-tools:platform-tools
 tools:tools
-ndk;22.1.7171670:ndk
\ No newline at end of file
+ndk;22.1.7171670:ndk
diff --git a/engine/src/flutter/tools/cipd/android_embedding_bundle/build.gradle b/engine/src/flutter/tools/cipd/android_embedding_bundle/build.gradle
index f110332990e..9b93d0a0afb 100644
--- a/engine/src/flutter/tools/cipd/android_embedding_bundle/build.gradle
+++ b/engine/src/flutter/tools/cipd/android_embedding_bundle/build.gradle
@@ -33,7 +33,7 @@ allprojects {
 apply plugin: "com.android.application"
 
 android {
-  compileSdkVersion 33
+  compileSdkVersion 34
 }
 
 configurations {
diff --git a/engine/src/flutter/tools/javadoc/gen_javadoc.py b/engine/src/flutter/tools/javadoc/gen_javadoc.py
index 92b49ad7711..739de78389e 100755
--- a/engine/src/flutter/tools/javadoc/gen_javadoc.py
+++ b/engine/src/flutter/tools/javadoc/gen_javadoc.py
@@ -58,7 +58,7 @@ def main():
   classpath = [
       args.android_source_root,
       os.path.join(
-          args.third_party, 'android_tools/sdk/platforms/android-33/android.jar'
+          args.third_party, 'android_tools/sdk/platforms/android-34/android.jar'
       ),
       os.path.join(
           args.third_party, 'android_embedding_dependencies', 'lib', '*'