问题
google+ login code works perfectly for my app in debug mode. but for released apk it doesn't. it goes in onConnectionFailed method. I have SHA1 fingerprint for realease version, but don't know where to put it...
回答1:
Use release version of SHA1 fingerprint instead of old SHA1.
来源:https://stackoverflow.com/questions/35653806/android-google-login-doesnt-work-in-released-signed-apk