kwin: Steam apps without gamescope

n/essentialsoftware.md

@@ -180,7 +180,7 @@ bit...
 # Ensure third party Fedora repos are available, this is part of KDE Prompt?
 sudo fedora-third-party enable
 # Layer packages I need on top of the base image.
-sudo rpm-ostree install aircrack-ng android-tools btop cronie cronie-anacron darkman duperemove foot foot-terminfo gamescope git-lfs haveged htop inxi iwd mangohud mosh mpv neovim nmap npm pipx pre-commit qrencode rng-tools rubygem-bundler setroubleshoot sshguard steam-devices symlinks syncthing terminus-fonts-console tmux tor torsocks unbound vlc zsh
+sudo rpm-ostree install android-tools cronie cronie-anacron darkman duperemove foot foot-terminfo gamescope git-lfs haveged iwd mangohud mosh mpv neovim qrencode rng-tools setroubleshoot sshguard steam-devices symlinks syncthing terminus-fonts-console tmux tor torsocks unbound vlc zsh
 # Remove packages I don't need from the base image. (Challenge to remove
 # nothing failed by using rpmfusion codecs anyway)
 sudo rpm-ostree override remove firefox firefox-langpacks

n/kwin.md

@@ -32,6 +32,7 @@ select either `Window specific special settings` or
 <em lang="fi">Automaattinen sisällysluettelo</em> / <em lang="en">Automatically generated Table of Contents</em>
 
 - [Gamescope](#gamescope)
+- [Steam games without gamescope](#steam-games-without-gamescope)
 - [All apps](#all-apps)
 - [FanFicFare](#fanficfare)
 - [GNOME Console](#gnome-console)
@@ -61,6 +62,15 @@ from `systemsettings` would work too.
 - _Add Property_, _Size & Position_:
 - `Fullscreen`: `Apply initially` `Yes`
 
+## Steam games without gamescope
+
+- Description: `Steam apps`
+- Windows class (application): `Partial match`: `steam_app_`
+- Match whole window class: `Yes`
+- Window types: `All selected`
+- _Add Property_, _Size & Position_:
+- `Fullscreen`: `Force` `Yes`
+
 ## All apps
 
 My Steam Deck has a small display and I generally use it docked to TV, so why