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BT mail premium mail

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  • 1 has this problem
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  • Last reply by svlad2009

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I can receive but can't send BT Premium Mail through Thunderbird

I can receive but can't send BT Premium Mail through Thunderbird

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Or, in short terms try to set security.tls.version.enable-deprecated to true From the menu at the top right, go to Options. Scroll all the way to the bottom and click on Config Editor. Skip past the warning. Scroll down until you find security.tls.version.enable-deprecated (or paste security.tls.version.enable-deprecated to upper frame)