Review If you delete a user (above). If you’re trying to resolve a conflicting account, don't delete the account to address the problem. If that person uses G Suite services for email, calendars, and other services, they’ll lose data and access to services when you delete their account. Instead, go to About conflicting accounts.
Before you delete your account: Review the info in your account. Learn how to download data that you want to keep. If you use your Gmail address for online banking, social media, or apps, add a new email address for these services. Update your account recovery info in case you try to recover your account later. Learn how to add recovery info. How to Delete Your Yahoo Mail Account Nov 16, 2016 How to close your Microsoft account Apr 21, 2020
Deleting email accounts without losing co… - Apple Community
Jan 07, 2019
Mar 31, 2020
How do I delete my @bellsouth.net email account? | AT&T Jan 07, 2019 How to remove account that I no longer have access to