When I fill in the number and pin on https://kunde.comdirect.de/lp/wt/login?execution=e1s1
the 1Password app crashes on Windows 10.
1Password Version: 6.0239d
Extension Version: 6.0239d
OS Version: Windows 10 Pro
Sync Type: Not Provided
I've moved your thread to our Windows beta forum.
We've just shipped a new update, 6.0.245d, that will fix this issue. Please restart the app, it'll notify you of an update within 10 seconds and after updating, try again on the Comdirect site.
I just tested this and it is not crashing for me.