Installation
On SteamOS
Prerequisite
Enter "Desktop Mode"
Open the Konsole app (Start Menu > System)
Install Decky Loader (Plugin utility):
Copy the command above, paste into the Konsole, and hit Enter to install
Alternatively, follow the steps from the Decky Loader GitHub:
https://github.com/SteamDeckHomebrew/decky-loader#user-content--installation
Quick Setup
"MHOnDeck UI Theme" Installer:
Copy and paste onto the Konsole and hit Enter
Manual Setup
Download the "MHOnDeck UI Theme":
- MHOnDeck UI Theme
OR
- MHOnDeck CSS Theme
- MHOnDeck SFX Pack
Right-click and extract the contents of the downloaded file into the following folder:
/home/deck/homebrew
The final result should look like:
/home/deck/homebrew/sounds and /home/deck/homebrew/themes
Finalizing
Start Steam Big Picture Mode (Windows) or Gaming Mode (SteamOS)
Open the Quick Access Menu (QAM) using the "Ctrl + 2" keys (or the "..." button on Steam Deck)
Navigate to Decky (Plug icon) > "Decky Store" (top-right Shop-icon)
Search for and install "CSS Loader" and "Audio Loader"
Return to Decky > CSS Loader > Enable "MHOnDeck CSS Theme"
Return to Decky > Audio Loader > Enable "MHOnDeck SFX Pack"
Voila! You are now ready for the ultimate Monster Hunting experience!
Uninstall
MHOnDeck UI Theme
Delete the following folders:
SteamOS
/home/deck/homebrew/themes/MHOnDeck CSS Theme/home/deck/homebrew/sounds/MHOnDeck SFX Pack
Windows
%USERPROFILE%/homebrew/themes/MHOnDeck CSS Theme%USERPROFILE%/homebrew/sounds/MHOnDeck SFX Pack
Refresh "CSS Loader" and "Audio Loader" (or restart SteamOS/Big Picture Mode)
Decky Loader
SteamOS
Enter "Desktop Mode" > Konsole
Copy, paste, and hit Enter to run the uninstaller:
Alternatively, follow the steps indicated in the Decky Loader GitHub:
https://github.com/SteamDeckHomebrew/decky-loader#user-content--uninstallation
Windows
Download and run our (unofficial) "Decky Uninstaller" (as an Administrator):
uninstall_decky.bat