Here is a step-by-step tutorial on how to resolve the “Cannot Get Mail” error with the message “The mail server is not responding” (POSIX 50) on an iPhone ...

You’ve just picked up your iPhone to check an important email, only to be greeted by an annoying pop-up message: “Cannot Verify Server Identity.” If you’ve encountered this error, you’re not alone.

I have a very odd problem that I haven't been able to work out so far. I have been using my iPhone 3G with my work email ever since Apple updated the OS to support it. We are running Exchange 2003, ...

1. Go to Settings > Cellular (or Mobile Data, depending on your region). 2. Scroll down to find the Mail app (might need to expand and Show All apps first). 3. Ensure the toggle next to Mail is turned ...