This has been reported upstream: https://bugzilla.mozilla.org/show_bug.cgi?id=1509847#c3 https://bugzilla.mozilla.org/show_bug.cgi?id=1509847
** Bug watch added: Mozilla Bugzilla #1509847 https://bugzilla.mozilla.org/show_bug.cgi?id=1509847 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1810902 Title: firefox picks unpredictable window for opening new content when using i3 as a window manager To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/firefox/+bug/1810902/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs