Launching installed Android application components directly from the terminal requires extracting the launcher Activity component name and executing Activity Manager (am).

ADB Activity Manager Commands

ADB Commandsbash
# 1. Query main launcher activity using cmd package
adb shell cmd package resolve-activity --brief com.example.app | tail -n 1
 
# 2. Launch target Activity component via Activity Manager
adb shell am start -n com.example.app/.ui.MainActivity