Open Gmail and sign in
Click your profile picture in the top right
Select Manage your Google Account
Go to Data & privacy
Scroll to Data from apps and services you use
Click Delete a Google service
Sign in again if prompted
Find Gmail
Click the trash/delete icon next to Gmail
Enter another email address for sign-in access if required
Follow the on-screen steps to confirm deletion
Review the warning and confirm
Complete the verification steps
Check the alternate email for account recovery or confirmation messages