My devices or Mail show The identity of outlook mail cannot be verified by Mail.
This problem started yesterday and it happens from time to time with my iPhone 6s and iPad pro (2016).
I have outlook mail in phone and table.
iPhone 6s, iOS 14
Hello Rijule.
Welcome to Apple Support Communities. We understand that you’re getting a notification Mail on your iPhone 6s and iPad Pro. We are happy to help.
Let’s use the steps here, make sure that you’ve checked that the date and time on the device are correct. If they are correct, you'll want to reach out to your email service provider to resolve the issue.
In the meantime, to stop prompts from appearing on the device, the customer can temporarily turn off affected services on the account (Go to Settings > Mail > Accounts > [Outlook] and toggle "Mail" off).
Take care.
Cannot verify server identity mail outlook
