When you simply factory reset your Android phone, it remains associated with your Google account. There's a way to avoid that and do a proper factory reset.

If you use an Android phone, you use a Google account. Unless you use a 'deGoogled' tablet or smartphone, or install a custom ROM without Google's services. A Google account is the gateway to ...

Google introduces new Gmail account recovery mode. Updated October 19 with a new lock screen recovery feature specifically for Android smartphone users, as well as a warning from Check Point Software ...