# Wayland [Wayland](https://wayland.freedesktop.org/) is a replacement for the [X11 window system](/wiki/linux/x_window_system.md). ## Usage This section addresses the usage of Wayland. ### Display wlroots Screens To list all the attached screens and displays the following command can be used. For this to work the compositor needs to use wlroots. ```sh wlr-randr ``` ## Troubleshooting This section addresses problems that can occur when using Wayland and ways to solve them. ### Invisible Notifications and Pop-Ups There is a chance that notifications and pop-ups are not displayed correctly at some time when using Wayland. To fix this the most simple way is to just restart the compositor that is currently used.