Android Icon Size Change. Starting with android 5, the os forces small notification icons to be all white when your app targets android api 21+. Android supports both small and large notification icons.
How can i change the icons to be as the first picture ? Icons are part of the graphical user interface of the mobile application. You can choose to change the default icon using android studio's built in asset studio:
The first method is to use a launcher while the second one is to use a standalone icon pack.
Changing the application icon in android studio: And i changed android:layout_width=46dp to android:layout_width=30dp but i still have the same size the desired image is. You must now size your icon layers using the following guidelines: Open the app and tap the screen.