我在用着Ubuntu 20.04.1我在任何应用程序中滚动时都会遇到这个问题，有时它运行正常，有时则滞后，我不知道为什么。
我尝试寻找解决方案，但我是 ubuntu 新手，我不知道为什么会发生这种情况
这是我得到的xinput --list
Virtual core pointer id=2 [master pointer (3)]
⎜ ↳ Virtual core XTEST pointer id=4 [slave pointer (2)]
⎜ ↳ SynPS/2 Synaptics TouchPad id=13 [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)]
↳ Video Bus id=8 [slave keyboard (3)]
↳ Power Button id=9 [slave keyboard (3)]
↳ EasyCamera: EasyCamera id=10 [slave keyboard (3)]
↳ Ideapad extra buttons id=11 [slave keyboard (3)]
↳ AT Translated Set 2 keyboard id=12 [slave keyboard (3)]
当我SynPS/2 Synaptics TouchPad列出xinput list 13
SynPS/2 Synaptics TouchPad id=13 [slave pointer (2)]
Reporting 8 classes:
Class originated from: 13. Type: XIButtonClass
Buttons supported: 12
Button labels: "Button Left" "Button Middle" "Button Right" "Button Wheel Up" "Button Wheel Down" "Button Horiz Wheel Left" "Button Horiz Wheel Right" None None None None None
Button state:
Class originated from: 13. Type: XIValuatorClass
Detail for Valuator 0:
Label: Rel X
Range: 1272.000000 - 5670.000000
Resolution: 43000 units/m
Mode: relative
Class originated from: 13. Type: XIValuatorClass
Detail for Valuator 1:
Label: Rel Y
Range: 1108.000000 - 4744.000000
Resolution: 66000 units/m
Mode: relative
Class originated from: 13. Type: XIValuatorClass
Detail for Valuator 2:
Label: Rel Horiz Scroll
Range: 0.000000 - -1.000000
Resolution: 0 units/m
Mode: relative
Class originated from: 13. Type: XIValuatorClass
Detail for Valuator 3:
Label: Rel Vert Scroll
Range: 0.000000 - -1.000000
Resolution: 0 units/m
Mode: relative
Class originated from: 13. Type: XIValuatorClass
Detail for Valuator 4:
Label: Abs MT Pressure
Range: -1.000000 - -1.000000
Resolution: 0 units/m
Mode: relative
Class originated from: 13. Type: XIScrollClass
Scroll info for Valuator 2
type: 2 (horizontal)
increment: 114.000000
flags: 0x0
Class originated from: 13. Type: XIScrollClass
Scroll info for Valuator 3
type: 1 (vertical)
increment: -114.000000
flags: 0x0
这就是我得到的。