Android
To enable Analytics Debug mode on an emulated Android device, execute the following command line:
adb shell setprop debug.firebase.analytics.app <package_name>
This behavior persists until you explicitly disable Debug mode by executing the following command line:
adb shell setprop debug.firebase.analytics.app .none.
iOS
To enable Analytics Debug mode on your development device, specify the following command line argument in Xcode :
-FIRDebugEnabled
This behavior persists until you explicitly disable Debug mode by specifying the following command line argument:
-FIRDebugDisabled