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Mouse pointer moving by itself
April 2, 2020
November 24, 2022
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Most likely it’s caused by the pointing stick in the middle of your keyboard. Many people have reported this problem in both Windows and Linux.
You can [disable it].
To summarize the link, first list your devices:
$ xinput list ⎡ Virtual core pointer id=2 [master pointer (3)] ⎜ ↳ Virtual core XTEST pointer id=4 [slave pointer (2)] ⎜ ↳ AlpsPS/2 ALPS DualPoint TouchPad id=11 [slave pointer (2)] ⎜ ↳ USB Optical Mouse id=14 [slave pointer (2)] ⎜ ↳ AlpsPS/2 ALPS DualPoint Stick id=12 [slave pointer (2)] ⎣ Virtual core keyboard id=3 [master keyboard (2)] ↳ Virtual core XTEST keyboard id=5 [slave keyboard (3)] ↳ Power Button id=6 [slave keyboard (3)] ↳ Video Bus id=7 [slave keyboard (3)] ↳ Power Button id=8 [slave keyboard (3)] ↳ TOSHIBA Web Camera - FHD id=9 [slave keyboard (3)] ↳ AT Translated Set 2 keyboard id=10 [slave keyboard (3)] ↳ Toshiba input device id=13 [slave keyboa
Then disable the pointing stick:
$ xinput disable 12
12 with your pointing stick device ID.