If you can't send or receive emails, here are some simple tips to help you sort the problem out.
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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