Hi Henrik, Hope you are doing well. Could you try to login to incognito
mode and see if it’s still not working . it could be bright possibility
that new plugins or new features are installed with the latest fire fox.
How to start incognito in Mozilla.
https://support.mozilla.org/en-US/kb/private-browsing-use-firefox-without-history
you could also try the same in Google Chrome or other browser.Please let
us know if you still face any problem. Regards, Akshey Malhotra