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How to check the DLSS version and update it to the latest one?

This guide will show you how to find out which DLSS version you currently have in your PC game that supports NVIDIA's DLSS technology and how to update DLSS to the latest version.

How do you know the DLSS version of your game?

You can learn the version of DLSS by checking the details of the nvngx_dlss.dll file in the main installation folder of the game.

To give an example for a game on Steam, go to your Steam library and right-click on the game for which you want to know the DLSS version. Then click Manage > Browse local files. The nvngx_dlss.dll should be in the opened folder.

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The nvngx_dlss.dll file can be found in another folder in the main installation directory of some games on Windows PC. It might be in another folder like "Binaries", "engine" or "bin". Or you can find the nvngx_dlss.dll file by using the search box at the top right in the file explorer.

Anyway, once you find the nvngx_dlss.dll file, right-click on it. Select the Properties and then go to the Details tab.

How do you know the DLSS version of your game

You can see the DLSS version in the "File version" line.

How to update the DLSS version manually?

You can download the DLL file of NVIDIA DLSS manually and update DLSS to the latest version in your game on PC.

You can find and download DLLs for all DLSS versions on the Techpowerup website. To update your DLSS file:

  • Close your game.
  • Go to https://www.techpowerup.com/download/nvidia-dlss-dll/
  • Download the DLL file in the sidebar on the left side of the website. E.g., NVIDIA DLSS DLL 2.4.3.
  • Unzip it.
  • Copy and paste the DLL file to the location of the nvngx_dlss.dll file in the game's installation folder.
    Note: Above, I have shared tips on how to find the location of the nvngx_dlss.dll file.
  • That's it. You upgraded the DLSS. You can play your game now.

In addition, if you want to try an older DLSS version for testing purposes, you can download any version you want from the same link and downgrade the DLSS by following the same steps above.

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