If you can't send or receive emails, here are some simple tips to help you sort the problem out.
Sending or receiving email
Here are some answers to help you
BT Email: I can't send or receive email
I've got a "failed delivery message". What does this mean?
Read more about failed deliveries and messages from "MAILER-DAEMON" or "Mail Delivery Subsystem".
BT Email - best practices for postmasters and senders of email
Here's what to do so your emails aren't mistaken as spam.
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