If you have set up IMAP on your iphone but find you cannot delete your emails and you’re getting a little pop up window saying, ‘Unable to move message. The message could not be moved to the mailbox Trash’ then here’s a fix.
Follow the instructions below:
1. Tap ‘Settings’ (grey gear wheel)
2. Tap on your email account (yourdomain.co.uk), then again on the next screen
3. Click ‘Advanced’
4. Scroll down to ‘IMAP Path Prefix /’ tap on this and enter the word INBOX (in capitals)
5. Click ‘Account’ at the top and click ‘Done’
Close down the app and open up your email account, you should now be able to delete your emails.