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TheXbox 360has a vast library that is backward compatible with the Xbox One. Unfortunately, some games likeMagna Carta 2didn’t make the cut, and unless you still have access to an Xbox 360, they can’t be played on a modern system. Thankfully, some talented developers make it possible toplay a selection of Xbox 360 gameson theSteam Deckwith Xenia.
To reliably run Xenia on the Steam Deck, you must install the EmuDeck program. It can run without it, but EmuDeck makes the experience much better and offers alternate methods for running Xbox 360 games with programs like Emulation Station being included.

Unfortunately, Xenia is in an experimental stage, and several games aren’t compatible or require changing lines of code to get them working.
Updated Jul 12, 2025, by Michael Llewellyn:The Steam Deck can run complex games for the Xbox 360 via emulation, and using Decky Loader and its cross compatibility with the Power Tools plugin makes it invaluable. This guide is updated to include the steps for creating a Sudo Password as it is now required before installing Decky Loader.

Before Installing EmuDeck On The Steam Deck
Before attempting to install the EmuDeck app on the Steam Deck, users should be prepared to make the installation go smoothly. Obtain the following items before installing EmuDeck:
Activate Developer Mode
Activating the Developer Mode on the Steam Deck will ensure smooth operation when running the Xbox 360 emulator.
Frequent Steam Deck updates can disable CEF Debugging by default. As a result, several modifications, like emulators and plugins, may get disabled. Ensure the setting is switched on after every update. Additionally, using the Steam Deck in beta mode results in more frequent updates than when it is operated in stable mode.

Install EmuDeck On The Steam Deck In Desktop Mode
Use the following steps to install the EmuDeck on the Steam Deck:
If you want more emulators, you can select them all or just the ones you want. Ensure the SD card has enough capacity to support them. However, you can always return to the EmuDeck menu and install them later.

Transfer the Xbox 360 ROM Files To Their Correct Folders
Add Xbox 360 Games To The Steam Library
After you place the Xbox 360 and XBLA ROMS into their folders, you’ll want them to appear on the Steam Deck’s library in Gaming Mode.
Switching parsers on will open all installed emulators in the Steam ROM Manager. If you want to focus on one at a time, switch parsers off and click on the desired tabs.

How To Fix Missing Artwork In EmuDeck
The Steam ROM Manager may place an incorrect or low-quality cover for your games. Thankfully, the community has uploadeda vast choice of game coversand images to choose from. The following steps can be used to fix missing artwork:
The Steam ROM Manager may have struggled to read the ROM’s file name, pulling up a blank frame instead of the game’s artwork. To remedy this, you will need to upload your own. To upload a custom image from the game’s files, use the following steps:

Locating The Xbox 360 Games In The Steam Library
With the artwork uploaded, selectSave to Steam. Wait for the batch files to finish uploading - a small indicator will let you know -, close the Steam ROM Manager, andswitch back to Gaming Mode.
Playing Games With Multiple Discs
Some Xbox 360 games likeLost OdysseyandMagna Carta 2have multiple discs, which can cause problems. Use the following steps to avoid crasheswhen running multi-disc games:
As mentioned above, the Xenia emulator is experimental. As such, some games may fail to run properly, crash, or require some configuration changes.

Install Decky Loader On The Steam Deck
Running Xbox 360 games can vary in performance between titles, but utilizing Decky Loader and the Power Tools plugin, as suggested by the EmuDeck developers, can enhance your experience. Follow these steps to install the Decky Loader and Power Tools, and a guide for the Power Tools settings.
For better navigation, it is recommended that you connect a wireless or wired keyboard and mouse to the Steam Deck. Alternatively, you can use the onscreen keyboard and trackpads.

Create A Sudo Password
ensure you use a memorable password as forgetting may require a factory reset of the Steam Deck.
Install The Power Tools Plugin
With Decky Loader installed, you can now access the plugins and download Power Tools to achieve better performance from your Xbox 360 games.

