How to delete all mail on ipad pro

To delete all mail on your iPad Pro, you can follow these steps:

Method 1: Delete all emails from the Mail app

1. Open the Mail app on your iPad Pro.
2. Tap on the "Mailboxes" tab at the bottom of the screen.
3. Tap on the mailbox you want to delete all emails from (e.g. "Inbox", "Sent", "Trash", etc.).
4. Tap on the "Edit" button in the top-right corner of the screen.
5. Tap on the "Select All" button at the top of the screen.
6. Tap on the "Delete" button at the top of the screen.
7. Confirm that you want to delete all selected emails by tapping on "Delete" again.

Method 2: Delete all emails from the Mail settings

1. Open the Settings app on your iPad Pro.
2. Scroll down and tap on "Mail".
3. Tap on "Accounts".
4. Tap on the account you want to delete all emails from.
5. Tap on "Delete Account" (if you're sure you want to delete all emails and account settings).
6. Confirm that you want to delete the account by tapping on "Delete Account" again.

Method 3: Delete all emails using the "Shift" key

1. Open the Mail app on your iPad Pro.
2. Tap on the mailbox you want to delete all emails from (e.g. "Inbox", "Sent", "Trash", etc.).
3. Tap on the first email in the list.
4. Tap and hold on the "Shift" key on your iPad's keyboard.
5. Tap on the last email in the list.
6. Tap on the "Delete" button at the top of the screen.
7. Confirm that you want to delete all selected emails by tapping on "Delete" again.

Note: Before deleting all emails, make sure you have backed up your emails to iCloud or another email service, in case you need to recover them later.