If you are using Fedora 38 as your operating system, you may have encountered some issues with the screen resolution. The default resolution may not be suitable for your monitor or your preferences, and you may want to change it to a higher or lower value. However, changing the resolution from the Settings menu may not work properly, or it may not persist after a reboot. In this blog post, I will show you how to set up a custom screen resolution on Fedora 38 permanently using some simple commands and configuration files. The first step is to disable the Wayland display server, which is the default display server for Fedora 38. Wayland is a modern and secure display server, but it may not support some custom resolutions or drivers. To disable Wayland, you need to edit the /etc/gdm/custom.conf file as root. You can use any text editor of your choice, such as nano, vim, or gedit. To open the file with nano, for example, you can type the following command in the terminal: sudo nano ...