If you have multiple Google accounts and some are no longer needed, you can delete them. Here's how to delete a Gmail account on Lenovo A2020:
Step 1. Go to Settings.

Step 2. Select Accounts.

Step 3. Navigate to the Google section.

Step 4. Tap on the Gmail account.

Step 5. Tap on the 'options' icon.

Step 6. Tap on Delete account.

Step 7. Select Delete account.

