28.08.2017 01:29, Mario Castelán Castro wrote: > On 27/08/17 13:57, Илья Валеев wrote: >> 21.08.2017 01:00, Mario Castelán Castro wrote: >>> I use LXDE and I can adjust the acceleration and speed through the program >>> accessible in LXDE menu. It is called “mouse and keyboard preferences“ or >>> something like that. However, even setting the speed at minimum, it is >>> still too high. What I have done is to use this command: >>> >>> “xinput --set-prop >>> "Logitech USB Optical Mouse" "Coordinate Transformation Matrix" 0.28 0 0 0 >>> 0.28 0 0 0 1” >>> >>> Replace 0.28 by your preferred multiplier (1 = no change; 1.123 = 12.3% >>> increase, et cetera) This ought to work regardless of desktop environment. >>> In lightdm, you can put this in “$HOME/.xsessionrc“ to run it >>> automatically at each log-in. >>> >> >> Seems like bug is unique for me, but your method works. >> Solved. > > It does not seem to be a bug. As mentioned in a previous message > <https://lists.debian.org/debian-user/2017/08/msg00404.html> what > happens is that in Debian 9, mouse acceleration parameters are handled > by libinput by default (I think that one can disable libinput by > replacing the package “xserver-xorg-input-libinput” with > “xserver-xorg-input-evdev”, but I beware that I have *NOT* tried it) > > Apparently, libinput uses its own parameters and ignores the parameters > that “xset” alters.
The main issue is that I cannot change mouse acceleration and threshold through GUI. > >> Thanks! > > Пожалуйста. >