How to sign out of iphone mail app

To sign out of the iPhone Mail app, follow these steps:

1. Open the Mail app on your iPhone.
2. Tap on the "Mailboxes" tab at the bottom of the screen.
3. Tap on the "Edit" button in the top-right corner of the screen.
4. Tap on the "Account" button next to the email account you want to sign out of.
5. Tap on "Sign Out" at the bottom of the screen.
6. Confirm that you want to sign out by tapping "Sign Out" again.

Alternatively, you can also sign out of the Mail app by going to Settings > [your name] > iCloud > iCloud Mail, and then toggle off the switch next to "Mail".

Note: If you're using a third-party email account (such as Gmail or Outlook), you may need to sign out of the account through the account's settings or by deleting the account from the Mail app.