In 17.10 there is no Xorg by default. 17.10 runs under Wayland. There was a key combination to switch to magnified display. Setting a fixed resolution does not change the visuals but the coordinate system of the mouse. After figuring out about the magnification and resetting it, the mouse worked fine.
=> Can be closed. ** Changed in: mpfr4 (Ubuntu) Status: New => Invalid -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1716024 Title: Mouse cursor movements are jaggy To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/mpfr4/+bug/1716024/+subscriptions -- ubuntu-bugs mailing list firstname.lastname@example.org https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs