SUMMARY *** I have "Invert scoll direction" checked in mouse settings. When I fist login, this works fine, on my laptop trackpad as well as on my usb mouse. If I unplug and replug the usb mouse, the setting don't apply anymore. *** STEPS TO REPRODUCE 1. check Invert scroll direction 2. log in: "natural" scrolling apply 3. unplug the usb mouse replug the usb mouse OBSERVED RESULT the setting does not apply anymore EXPECTED RESULT the setting should be honored, and the natural scrolling still work SOFTWARE/OS VERSIONS Linux/KDE Plasma: 5.24.2 ADDITIONAL INFORMATION Going to systemsettings, deselecting Invert scroll direction / apply / reselect invert scroll direction / apply "fixes" the problem until next unplug / plug of the mouse.
*** This bug has been marked as a duplicate of bug 435113 ***