How To Double Your FPS On Steam Deck With The Newly Available Lossless Scaling

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Here’s how you can double the FPS in your games on Valve’s handheld, the Steam Deck, with the newly available Lossless Scaling app.

Lossless Scaling is now available on Steam Deck, allowing users to double their FPS in games. We’ve put together a step-by-step guide on how to setup the app and get things started. Read ahead for further details.

How To Install & Setup Lossless Scaling For Steam Deck

Follow the steps outlined below to get Lossless Scaling up and running in no time on your Steam Deck.

Step 1: Purchase and download Lossless Scaling

1. Launch Steam in Gaming Mode.
2. Purchase and download Lossless Scaling from the Steam Store.
3. This is required because the plugin relies on files from the official program.
4. After it’s downloaded, press the Steam button, go to:
   1. Settings > System > Check for updates.
5. Ensure SteamOS is fully updated before proceeding.

Step 2: Switch to Desktop Mode

1. Press the Steam button again.
2. Navigate to:
   1. Power > Switch to Desktop Mode.
3. Step 3: Download Decky Loader
4. Open the web browser on the desktop.
5. Go to: https://decky.xyz
6. Click Download in the top-right corner.
7. Save the installer to your Downloads folder.

Step 4: Set a System Password

1. Open System Settings (bottom left of the desktop).
2. Navigate to:
   1. Users > Click on your user > Change Password.
3. Press X to bring up the Steam keyboard.
4. Set the password
5. When prompted to update keyring or login settings, click Leave Unchanged.

Step 5: Install Decky Loader

1. Open Dolphin File Manager, go to Downloads.
2. Double-click decky_installer.desktop.
3. Click Continue when prompted.
4. Enter the password you set and press Enter.
5. On the next screen:
   1. Select Release (since Steam Deck is on stable SteamOS).
   2. Click OK.
6. Wait for installation confirmation and click OK when finished.

Step 6: Download Decky Lossless Scaling VK Plugin

1. In your web browser, go to the GitHub page for the plugin:
2. (Use the link provided in the YouTube video description).
3. Scroll down to the Releases section.
4. Download the file:  losslessscaling.zip.\
5. Save it to either your Downloads or Desktop folder.

Step 7: Return to Gaming Mode

1. Press the Return to Gaming Mode icon on the desktop (top left or system tray).
2. Wait for Steam Deck to load back into Gaming Mode.

Step 8: Enable Developer Mode in Decky Loader

1. Press the Quick Access Menu (the “…” button).
2. Navigate to the new Decky Loader plug icon (looks like a plug).
   1. Press Right twice to access Settings.
   2. Scroll down and Enable Developer Mode under General.

Step 9: Install the Lossless Scaling Plugin

1. Still in Decky, press Left, scroll down to Developer.
2. Select Install Plugin from ZIP file.
3. Browse to your Downloads folder.
4. Select losslessscaling.zip.
5. Press Install.

Once you have followed the steps listed above, you should be able to use Frame Generation to nearly double performance across all your games on Valve’s handheld device.