Me too have problem: I'm on Ubuntu 20.04 64bit on rpi4 8GB usb boot I'm writing using a normal Logitec mouse because the wireless MOSART mouse not work.
** Attachment added: "journalctl -b0 > mouse.txt" https://bugs.launchpad.net/ubuntu/+source/xorg-server/+bug/1893478/+attachment/5444200/+files/mouse.txt -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1893478 Title: Wireless mouse not working To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg-server/+bug/1893478/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs