Windows 10's Mail app is deleting Gmail users' emails
Nov 08, 2019 Remove or delete an email account from Outlook - Outlook Removing an email account from Outlook doesn't deactivate the email account. If you want to deactivate your account, talk to your email account provider. Once you delete an account from Outlook, you'll no longer be able to send and receive mail from that account in Outlook. These instructions are for Outlook 2016, 2013, and 2010 only. How to Permanently Delete Your Yahoo Mail Account Mar 31, 2020 Deleting an Account - mail.com help Deleting an Account. If you do not want to use your mail.com Account any longer, you can delete it. This means also, that all of your e-mail will be deleted.
iPhone or iPad Mail accounts cannot be deleted (iOS), fix
Nov 08, 2019 Remove or delete an email account from Outlook - Outlook Removing an email account from Outlook doesn't deactivate the email account. If you want to deactivate your account, talk to your email account provider. Once you delete an account from Outlook, you'll no longer be able to send and receive mail from that account in Outlook. These instructions are for Outlook 2016, 2013, and 2010 only.
To access your email, contacts, and calendar, and to get apps from the Google Play Store, you can add accounts to your phone. When you add a Google account, info associated with that account automatically syncs with your phone. When you remove an account, everything associated with that account is also deleted from your phone.
How to Add or Delete Email Accounts on iOS 11 From Mail