<item name="android:windowSplashScreenBackground">@color/...</item>
<item name="android:windowSplashScreenAnimatableIcon">@drawable/...</item>
<item name=”android:windowSplashScreenIconBackground”>@color/...</item>
<item name=”android:windowSplashScreenBrandingImage”>@drawable/...</item>

// Задание эффекта для любой View
view.setRenderEffect(RenderEffect.createBlurEffect(radiusX, radiusY, SHADER_TILE_MODE))

// Размытие фона Window из кода
Window.setBackgroundBlurRadius(radius: Int)

// Задание размиытие фона в теме
<style name="AppTheme">
    <item name="android:windowBackgroundBlurRadius">15dp</item>
</style>

<appwidget-provider
  ...
  android:targetCellWidth="3"
  android:targetCellHeight="2"
  android:maxResizeWidth="250dp"
  android:maxResizeHeight="110dp">
</appwidget-provider>

<appwidget-provider
  ...
  android:previewLayout="@layout/my_widget_preview"
  android:description="@string/my_widget_des

// Get the top-right rounded corner from WindowInsets.
final WindowInsets insets = getRootWindowInsets();
final RoundedCorner topRight = insets.getRoundedCorner(POSITION_TOP_RIGHT);
if (topRight == null) {
   return;
}
// Get the location of the close button in window coordinates.
int [] location = new int[2];
closeButton.getLocationInWindow(location);
final int buttonRightInWindow = location[0] + closeButton.getWidth();
final int buttonTopInWindow = location[1];
// Find the point on the quarter circle with a 45 degree angle.
final int offset = (int) (topRight.getRadius() * Math.sin(Math.toRadians(45)));
final int topBoundary = topRight.getCenter().y - offset;
final int rightBoundary = topRight.getCenter().x + offset;
// Check whether the close button exceeds the boundary.
if (buttonRightInWindow < rightBoundary && buttonTopInWindow > topBoundary) {
   return;
}
// Set the margin to avoid truncating.
int [] parentLocation = new int[2];
getLocationInWindow(parentLocation);
FrameLayout.LayoutParams lp = (FrameLayout.LayoutParams) closeButton.getLayoutParams();
lp.rightMargin = Math.max(buttonRightInWindow - rightBoundary, 0);
lp.topMargin = Math.max(topBoundary - buttonTopInWindow, 0);
closeButton.setLayoutParams(lp);

Indirect notification activity start (trampoline) from PACKAGE_NAME, \
this should be avoided for performance reasons.

<?xml version="1.0" encoding="utf-8"?>
<media-capabilities xmlns:android="http://schemas.android.com/apk/res/android">
    <format android:name="HEVC" supported="true"/>
    <format android:name="HDR10" supported="false"/>
    <format android:name="HDR10Plus" supported="false"/>
</media-capabilities>

<property
    android:name="android.media.PROPERTY_MEDIA_CAPABILITIES"
    android:resource="@xml/media_capabilities" />

if (Build.VERSION.MEDIA_PERFORMANCE_CLASS >= Build.VERSION_CODES.S) {
   // Provide the most premium experience for highest performing devices
   ...
}
else if (Build.VERSION.MEDIA_PERFORMANCE_CLASS == Build.VERSION_CODES.R)
   // Provide a  high quality experience
   ...
}
else {
   // Remove extras to keep experience functional
   ...
}

val locationPermissionRequest = registerForActivityResult(
        ActivityResultContracts.RequestMultiplePermissions()
    ) { permissions ->
        when {
            permissions.getOrDefault(Manifest.permission.ACCESS_FINE_LOCATION, false) -> {
                // Точное местоположение
            }
            permissions.getOrDefault(Manifest.permission.ACCESS_COARSE_LOCATION, false) -> {
                // Примерное местоположение
            } else -> {
                // Нет доступа к локации
            }
        }
    }
// ...
locationPermissionRequest.launch(
    arrayOf(
       Manifest.permission.ACCESS_FINE_LOCATION,
       Manifest.permission.ACCESS_COARSE_LOCATION
    )
)

// Пример открытия настроек excat alarm для приложения <package_id>
if (!alarmManager.canScheduleExactAlarms()) {
    startActivityForResult(
        Intent(Settings.ACTION_REQUEST_SCHEDULE_EXACT_ALARM, "package:<package_id>")
    )
}

OneTimeWorkRequestBuilder<T>().apply {
    setInputData(inputData)
    setExpedited(OutOfQuotaPolicy.RUN_AS_NON_EXPEDITED_WORK_REQUEST)
}.build()

Notification.Builder(context)
         .setForegroundServiceBehavior(Notification.BEHAVIOR_IMMEDIATE_DISPLAY)
         .build();

Installation did not succeed.
The application could not be installed: INSTALL_FAILED_VERIFICATION_FAILURE
List of apks:
[0] '...app-debug.apk'
Installation failed due to: 'null'