To delete an email account on your iPad's Mail app, open the "Passwords & Accounts" section of the Settings app.
Want to bump up your email management efficiency on iPhone or iPad? Read along for how to quickly select, move, mark, and delete multiple emails in the Mail app with a two-finger tap and drag on ...
To delete all the emails on your iPad, you can go through every email manually, or take advantage of a simple workaround.