I can't reproduce the problem here, and after closing firefox and running it again Jean-Louis reported that the issue is gone.
Marking incomplete to let the issue auto-expire, please set the status back to new if the issue ever happens again. ** Changed in: firefox (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1844281 Title: Opening an URL in other software tries to start new firefox instance instead of new tab To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/firefox/+bug/1844281/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs