Android Studio realizes apk generation and replaces the startup icon

apk generation

Click "build" in the toolbar, select "build apk" and

click "locate" in the status bar below to go directly to the location of the generated apk file and


transfer it to the phone for installation. The

opening effect is

Settings icon

Copy the picture you want to change to the "mipmap" file, then modify the code in the AndroidManifest.xml file, and change the xxx in "android:icon="@mipmap/xxx" to the changed picture name. Then generate it The apk file is transferred to the mobile phone for installation. The
specific effect is