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Cannot send hotmail on Thunderbird

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  • Last reply by IanDoughy

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Able to receive emails on my Hotmail account on Thunderbird but NOT able to SEND. Started suddenly perhaps after Tunderbird update. Followed article “Thunderbird and Hotmail” at (https://support.mozilla.org/en-US/kb/thunderbird-and-hotmail) and found all settings correct as described. What now?

Mail provider Hotmail.com ISP btinternet.com Firewall part of Windows and AVG Antivirus AVG 22.11.3261 (build 22.11.7716.759) OS Windows 10 Home (64-bit) (up to date) Version 21H2 Installed on ‎17/‎04/‎2021 OS build 19044.2251 Experience Windows Feature Experience Pack 120.2212.4180.0 Thunderbird 102.5.0 (64-bit)

Able to receive emails on my Hotmail account on Thunderbird but NOT able to SEND. Started suddenly perhaps after Tunderbird update. Followed article “Thunderbird and Hotmail” at (https://support.mozilla.org/en-US/kb/thunderbird-and-hotmail) and found all settings correct as described. What now? Mail provider Hotmail.com ISP btinternet.com Firewall part of Windows and AVG Antivirus AVG 22.11.3261 (build 22.11.7716.759) OS Windows 10 Home (64-bit) (up to date) Version 21H2 Installed on ‎17/‎04/‎2021 OS build 19044.2251 Experience Windows Feature Experience Pack 120.2212.4180.0 Thunderbird 102.5.0 (64-bit)
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Chosen solution

Found switching off AVG Internet Security "Email Shield" cleared problem. Reinstalled/Repaired AVG problem remained. Completely uninstalled AVG Internet Security and then installed it. Problem cleared

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Chosen Solution

Found switching off AVG Internet Security "Email Shield" cleared problem. Reinstalled/Repaired AVG problem remained. Completely uninstalled AVG Internet Security and then installed it. Problem cleared