Hello Jan,
We understand your concern.
If you know the Port through which your Thunderbird client is setup then you can follow the instructions as mentioned in this article: http://support.avg.com/SupportArticleView?urlname=How-to-set-up-AVG-email-scanner-for-Gmail to setup the AVG Email scanner for your email account.
The article will have the steps for Gmail, please edit accordingly to your desired email account.
Please feel free to contact us if you need any assistance.
How could I extend the protection to MS Exchange Server Email used via Thunderbird client?
Hello Jan,
We understand your concern.
If you know the Port through which your Thunderbird client is setup then you can follow the instructions as mentioned in this article: http://support.avg.com/SupportArticleView?urlname=How-to-set-up-AVG-email-scanner-for-Gmail to setup the AVG Email scanner for your email account.
The article will have the steps for Gmail, please edit accordingly to your desired email account.
Please feel free to contact us if you need any assistance.