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SMTP correction issue with thunderbird

Level 2

Hi, for the past week or two I have been having an issue with thunderbird where I cannot send or receive any emails.

It gives me this message:

Sending of the message failed.
Peer reports incompatible or unsupported protocol version.
The configuration related to must be corrected.


Hi @pbatson , if you are having issues with your TPG Email, kindly double check your Thunderbird settings. Please refer to this link:


If everything is correct, please send us a private message with your TPG customer ID, username and complete address. Please also include the email address.


To send a PM, please refer to this link: How do I private message (PM) in the community