After more than 15 years covering everything Apple, it’s with a heavy heart we announce that we will no longer be publishing new content on iMore and the iMore forums will be closing as of November 1st, 2024.
On whatever device you're using to send and receive email, try the following:
1. Reboot
2. Delete the account from the device and then reconfigure the account on the device.
3. Check with your email service to make sure they are not experiencing issues with email and/or your account.