Not able to login/signup in Signed apk from Play Console

[dora_paz (Dora)]

Ok now that you added it, try to download again the googleservices.json file and replace it with the file in your app. See if it works for you

Firebase Authentication Not Working

Solution Go to your play console > Setup > App Signing Copy SHA-1 certificate fingerprint and SHA-256 certificate fingerprint Now head over to firebase console > project settings > General > Scrool down you will see (Add Fingerprint) now add both the fingerprints you copied after adding the fingerprints download the googleservices.json file and replace it with the file in your app