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.
Before you select the factory reset option for an old phone, make sure you've gone through these steps before its too late.
Learn essential steps on how to factory reset a locked Android device safely and effectively for optimal performance.
Resetting your Android device to factory settings erases all data on the device and clears out unnecessary files. The reset process wipes all your information from it, including private data, messages ...