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If your Google services stop syncing, reinstalling or updating this manager can fix authentication issues. How to Install Google Account Manager 6.0.1 google account manager 60 1
The Google Account Manager manages your Google account login in order to access Google features on your Android device. It is an official Google service that works in the background to synchronize your Google account with Google's backend servers. 6.0.1 (Targeted at Android 6.0 Marshmallow) Package Name: com.google.android.gsf.login Role: Background system service for authentication. Suggest to unlock your phone if this doesn't work
: Keeps your contacts, calendar events, and messages updated across all your devices. google account manager 60 1