问题
I have created google plus signed Apk and after put a play store.Then download the application google plus login not working in android.How to solve this problem
回答1:
Probably your production key and debug key difference, make sure you put both keys in your google-json file and both keys in console.google google+plus api correctly, use gradle build to get the SHA and MD5 correctly
来源：https://stackoverflow.com/questions/44946528/google-plus-login-not-working-after-put-a-play-store-in-android