Here is a small batch file that will retrieve Android Studio debug certificate fingerprints. Make sure that keytool.exe is in your %PATH%

@echo off
keytool -list -v -keystore "%USERPROFILE%\.android\debug.keystore" -alias androiddebugkey -storepass android -keypass android
pause

Copy / paste the a bough commands in an empty file and save it with a .bat extension.

Android Studio debug certificate fingerprints