docs tidy etc

content/client/linux/_index.en.md

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+---
+title: Linux
+weight: 4
+---
+
+### Installation
+
+#### Ubuntu (>= 16)
+
+```bash
+# please ignore the wrong disk usage report
+sudo apt install -fy ./rustdesk-<version>.deb
+```
+
+#### CentOS/Fedora (>= 18)
+
+```sh
+sudo yum localinstall ./rustdesk-<version>.rpm
+```
+
+#### Arch/Manjaro
+
+```sh
+sudo pacman -U ./rustdesk-<version>.pkg.tar.zst
+```
+
+#### Opensuse (>= Leap 15.0)
+
+```sh
+sudo zypper install --allow-unsigned-rpm ./rustdesk-<version>-suse.rpm
+```
+
+### ~~X11 Required~~
+~~RustDesk does not support Wayland yet; you need switch to X11 manually.~~
+
+RustDesk now has experimental Wayland support. You may need to download the [nightly version](https://github.com/rustdesk/rustdesk/releases/tag/nightly) to enable this feature.
+
+#### Display Server
+
+[Ubuntu](https://askubuntu.com/questions/1260142/ubuntu-set-default-login-desktop) | 
+[Fedora](https://docs.fedoraproject.org/en-US/quick-docs/configuring-xorg-as-default-gnome-session/) | 
+[Arch](https://bbs.archlinux.org/viewtopic.php?id=218319)
+
+#### Login Screen
+
+Modify below line to `WaylandEnable=false` in `/etc/gdm/custom.conf` or `/etc/gdm3/custom.conf`:
+
+```ini
+#WaylandEnable=false
+```
+
+{{% notice note %}}
+Please **reboot** to make above changes taking effect
+{{% /notice %}}