Don't know if this is related: Here https://wayland.freedesktop.org/libinput/doc/latest/touchpad- jitter.html#overriding-the-hysteresis-margins I found something about jitter, but if I run:
sudo libinput measure fuzz /dev/input/event5 I get: Using SynPS/2 Synaptics TouchPad: /dev/input/event5 Traceback (most recent call last): File "/usr/lib/x86_64-linux-gnu/libinput/libinput-measure-fuzz", line 445, in main fuzz = device.check_property() File "/usr/lib/x86_64-linux-gnu/libinput/libinput-measure-fuzz", line 113, in check_property raise InvalidConfigurationError('fuzz for ABS_X differs from ABS_MT_POSITION_X') __main__.InvalidConfigurationError: fuzz for ABS_X differs from ABS_MT_POSITION_X During handling of the above exception, another exception occurred: Traceback (most recent call last): File "/usr/lib/x86_64-linux-gnu/libinput/libinput-measure-fuzz", line 464, in <module> main(sys.argv) File "/usr/lib/x86_64-linux-gnu/libinput/libinput-measure-fuzz", line 458, in main print('Error: {}'.format(e.message)) AttributeError: 'InvalidConfigurationError' object has no attribute 'message' -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1808881 Title: Unwanted touchpad movements on tap with Synaptics touchpad on DELL Inspiron-3521 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/libinput/+bug/1808881/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs