搭载 Ubuntu 20.04 的联想 IdeaPad 5 15IIIL05 触控板滞后

搭载 Ubuntu 20.04 的联想 IdeaPad 5 15IIIL05 触控板滞后

我的笔记本电脑是联想 IdeaPad 5 15IIIL05。触摸板延迟严重,而且越来越差。

Virtual core pointer                        id=2    [master pointer  (3)]
⎜   ↳ Virtual core XTEST pointer                id=4    [slave  pointer  (2)]
⎜   ↳ ELAN901C:00 04F3:2A88                     id=10   [slave  pointer  (2)]
⎜   ↳ MSFT0001:01 06CB:7F28 Mouse               id=11   [slave  pointer  (2)]
⎜   ↳ MSFT0001:01 06CB:7F28 Touchpad            id=12   [slave  pointer  (2)]
⎣ Virtual core keyboard                     id=3    [master keyboard (2)]
    ↳ Virtual core XTEST keyboard               id=5    [slave  keyboard (3)]
    ↳ Video Bus                                 id=6    [slave  keyboard (3)]
    ↳ Power Button                              id=7    [slave  keyboard (3)]
    ↳ Sleep Button                              id=8    [slave  keyboard (3)]
    ↳ Integrated Camera: Integrated C           id=9    [slave  keyboard (3)]
    ↳ Ideapad extra buttons                     id=13   [slave  keyboard (3)]
    ↳ AT Translated Set 2 keyboard              id=14   [slave  keyboard (3)]

可能存在什么问题?我该如何解决?

答案1

安装软件包xserver-xorg-input-synaptics是解决问题的办法。它不会立即起作用;您必须先重新启动。但是,它确实会干扰 Gnome Tweaks 功能“键入时禁用触摸板”。但是,您可以在那里创建一个键盘快捷键来禁用它并在键入时手动启用它,这就是我所做的。

一些包装信息:

Version: 1.9.1-1ubuntu3
Priority: optional
Section: universe/x11
Provides: xorg-driver-input, xorg-driver-synaptics
Depends: libc6 (>= 2.15), libevdev2 (>= 1.3), libx11-6, libxi6 (>= 2:1.2.0), libxtst6, xorg-input-abi-24, xserver-xorg-core (>= 2:1.18.99.901)
Suggests: gpointing-device-settings, touchfreeze
Conflicts: xorg-driver-synaptics
Breaks: kde-config-touchpad (<< 0.8.1-2~)
Replaces: xorg-driver-synaptics
Description: Synaptics TouchPad driver for X.Org server

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