OPPO A77 (MT Edition) delete your Google & Gmail account

OS: Android 6.0 (Marshmallow)

RAM: 4GB

Display: 5.5 inch

Camera: 13 MP, f/2.2

Remove a Google account on OPPO A77 (MT Edition)

If you are going to sell the phone to another user, you must definitely remove the Google account from the phone, otherwise the new user will get access to your mail or other Google services.

What happens after deleting a Google account?
All data and files will be deleted, including emails, notes and photos.
You won't be able to access Google services that require an account (such as Gmail, Drive, Calendar, or Google Play).
You will lose access to subscriptions and content purchased through this account on Google Play and YouTube (for example, applications, games, music, TV series).

How do I remove a Google account from my phone?
Open the Settings section on your phone.
After that, select Accounts and backup.
Select Manage accounts and select the account to delete.