Thank you for changing the "invalid" status. Here is the upstream bug report https://bugzilla.mozilla.org/show_bug.cgi?id=1767925
Since it is not seen by mint users I am guessing it is an issue with snap. ** Bug watch added: Mozilla Bugzilla #1767925 https://bugzilla.mozilla.org/show_bug.cgi?id=1767925 ** Changed in: firefox (Ubuntu) Status: Incomplete => New -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1971608 Title: Firefox PDF font rendering is often messed up To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/firefox/+bug/1971608/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs