If you've got a Steam Deck and are keen to fool around with a few things that might give you quite a big performance boost in games, Decky DLSS Enabler allows AMD devices running SteamOS to access DLSS multi frame generation features typically limited to Nvidia GPUs. It sounds complicated but It works by exposing DLSS options in supported games, then injects the required files to enable frame generation. There's a little bit of work to do to get it working so work through the steps below.

Takeaways:

  1. Learn how to get DLSS frame generation on Steam Deck
  2. Full setup guide for Decky DLSS Enabler on Steam Deck and other AMD devices.

How to Enable Multi Frame Generation on SteamOS Using Decky DLSS Enabler

Before installing anything, make your system is fully updated and be aware of a couple of important things.

  • Only use this mod in games that support DLSS frame generation.

If a game fails to launch: Use the unpatch option Or delete game files and verify integrity through Steam. Incorrect injection methods may also prevent games from working. As will trying to inject something into a game that doesn't have the basic requirements.

Now go ahead and make sure that everything is fully up to date.

  • Open the Steam menu in gaming mode
  • Check for system updates
  • Install any available updates
  • Switch to Desktop Mode

Download Decky Loader & DLSS Enabler

You will need two components for this entire process. The rest is configuration.

  1. Decky Loader installer
  2. DLSS Enabler plugin ZIP file
  • Open a web browser in Desktop Mode
  • Download Decky Loader from its official site
  • Download the latest DLSS Enabler release from GitHub
  • Save both files to your Downloads folder

Install Decky Loader

Install Decky Loader first using the steps below. It's quick and easy. More than likely you've already got it installed anyway so if you do, skip this step.

  • Open the Downloads folder
  • Run the Decky Loader installer
  • Choose release or pre-release depending on your SteamOS channel
  • Wait for installation to complete
  • Return to Gaming Mode

Install DLSS Enabler Plugin

Once you have Decky Loader installed install the DLSS Enabler Plugin.

  • Open the Quick Access Menu in Gaming Mode.
  • Select the Decky Loader plugin icon.
  • Switch to Developer Mode on the first tab.
  • Go to the Developer tab, select Install Plugin from ZIP,

Enable Multi Frame Generation on SteamOS Using Decky DLSS Enabler

  • Choose the DLSS Enabler ZIP file you downloaded.

How to Enable Multi Frame Generation on SteamOS Using Decky DLSS Enabler

  • Wait for the installation to complete. The plugin will appear in the sidebar.

Configure DLSS Enabler

Now that everything is installed you need to set things up. This adds launch commands and prepares the game for frame generation. Not all games are going to support this so don't get your hopes up too much. Games also need to be installed for them to appear in DLSS Enabler.

  • Open the plugin
  • Select a game from your installed library

add dlss and fsr4 to steam deck

  • Choose the correct injection method

add fsr 4 to steam deck games

Common options:

version.dll for most games
dxgi.dll for certain titles

  • Apply the patch

How to Enable FSR 4 (Optional)

  • Open the plugin settings.
  • Enable FSR4 from the dropdown.
  • Repatch the selected game.

adding fsr 4 and dlss to steam deck games

This allows switching between upscalers later and is worth doing to see which frame generation tool works better for you. It's a bit of a dice roll so having the option to switch is handy.

Assign Controller Shortcuts

Before launching any patched game you'll need to assign controller shortcuts. These are required to access in game menus.

  • Open controller settings
  • Enable back grip buttons

dlss and fsr 4 on steam deck

  • Assign:
    • L4 to Insert
    • R4 to Tilde ( ` )

Enable Multi Frame Generation on SteamOS Using Decky DLSS Enabler set up

Set up all your in Game Settings

We're using Cyberpunk 2077 as an example but you can find similar settings in most modern games with frame gen.

  • Open graphics settings
  • Set resolution scaling to DLSS
  • Enable frame generation
  • Choose a multiplier (2x, 3x, or 4x)
  • Apply and restart the game

Adjust Frame Generation and Upscaling

Use shortcuts during gameplay:

  • Press R4 to open frame generation menu
  • Enable ghost reduction if needed
  • Press Insert to open upscaler menu

You can switch between:

  • FSR
  • XeSS
  • Other supported upscalers

The most important thing to take away from this guide is experimentation. There are a lot of variables you can mess around with so, get stuck into figuring out what gets the best results for you.