Bewertet mit 2 von 5 Sternen

Hoi,
the same here, I'm using TB 24.1.0.
I've got a lot of extensions installed, e.g. Thunderbird Conversation what is not showhing the button.
When I switch to classic view I see it but when I click it nothing is a happening.
Is the any way to support you by troubleshooting, I would really like to see that add-on running