How to remove all mail from iphone

To remove all mail from your iPhone, you can follow these steps:

Method 1: Delete all emails from the Mail app

1. Open the Mail app on your iPhone.
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. Swipe left on the top email in the list to reveal the "Delete" button.
5. Tap on the "Delete" button to delete the email.
6. Repeat steps 3-5 for each mailbox you want to delete all emails from.

Method 2: Delete all emails from the Settings app

1. Open the Settings app on your iPhone.
2. Scroll down and tap on "Mail".
3. Tap on "Account" (or "Accounts" if you have multiple accounts set up).
4. Tap on "Edit" in the top-right corner of the screen.
5. Tap on the red minus icon next to each account you want to delete all emails from.
6. Tap on "Delete" to confirm.

Method 3: Use the "Reset" feature

1. Go to the Settings app on your iPhone.
2. Scroll down and tap on "General".
3. Tap on "Reset".
4. Tap on "Erase All Content and Settings".
5. Tap on "Reset" again to confirm.
6. Follow the prompts to reset your iPhone.

Note: Before deleting all emails, make sure you have backed up your iPhone data, including your email accounts, to prevent losing any important information.

Additional tips:

• If you want to delete all emails from a specific sender or subject, you can use the "Search" function in the Mail app to find the emails and then delete them individually.
• If you want to delete all emails from a specific folder or label, you can use the "Edit" function in the Mail app to select all emails in that folder and then delete them.
• If you're using iCloud Mail, you can also delete all emails from the iCloud website by logging in to your account and going to the "Mail" section.