Hello Patrick,
Thank you for posting to the community.
I just did an upgrade from 7957 to 8025. After this, I tested clam av by sending an email and this is what I got.
[2021.12.22] 17:49:50.172 [70501000] SpamCheck Processing Thread Started
[2021.12.22] 17:49:50.189 [70501000] Windows Defender Checks started.
[2021.12.22] 17:49:50.210 [70501000] Windows Defender Checks completed.
[2021.12.22] 17:49:50.217 [70501000] ClamD Checks started.
[2021.12.22] 17:49:50.266 [70501000] ClamD Checks completed.
[2021.12.22] 17:49:50.290 [70501000] Filetype Checks started.
[2021.12.22] 17:49:50.290 [70501000] Filetype Checks completed.
[2021.12.22] 17:49:50.300 [70501000] Spam Checks skipped: User authenticated
[2021.12.22] 17:49:50.300 [70501000] Spam Checks completed.
[2021.12.22] 17:49:50.300 [70501000] SpamCheck Processing Thread Completed
It appears that ClamAV is working as expected when you upgrade. I understand that you currently have a ticket open about ClamAV not working we will continue working with you to resolve the issue. If anyone else is having this issue please let us know and open a ticket with us so we can help you.
Happy Holidays,
Please note our office will be closed Thursday, December 23 in observance of Christmas. Please see the 'Business Hours and Holidays' link in my signature for more information.
Zach Sylvester
Software Developer
SmarterTools Inc.
www.smartertools.com