Download the latest version of ReShade from the official website. Run the installer, select your game's executable file (e.g., the .exe ), and choose the rendering API the game uses (usually DirectX 10/11/12 or Vulkan). During the initial setup, you can opt to install the basic shader packs, but do not install the RTGI shader from the ReShade repository—you will use your purchased copy instead.

You must first obtain a legitimate copy of the qUINT_RTGI shader from the developer. The shader is available via Pascal Gilcher’s Patreon (tier support, generally around $5) or via his Discord community channel. Simply download the files to your computer and unzip them.

Low / Medium / High now actually mean something. uses 8 samples per pixel and two bounces — heavy but gorgeous. Low drops to 4 samples and one bounce, perfect for 60+ FPS in most games.

: This shader is hosted on Pascal Gilcher’s Patreon page. You will need the exact qquint_rtgi.fx file and its accompanying texture folders.

Light realistically bounces off surfaces. For example, a bright orange light source will cast a subtle orange glow onto nearby white walls. Ambient Occlusion:

Move these files directly into your game directory's reshade-shaders folder, matching the Shaders and Textures subdirectories. Step 3: Configure the Depth Buffer Launch the game and press Home to open the ReShade overlay. Navigate to the tab at the top.

If an object moves off your screen, the shader no longer knows it exists. A bright red car driving behind your camera will instantly stop casting its red glow onto the environment.

Check the box for your game's active depth buffer resolution.

Whether you are remastering an old classic like Skyrim or enhancing the atmosphere of a modern title, RTGI 0.33 remains one of the most powerful visual tools in a PC gamer's arsenal. To help customize this for your specific setup, tell me: What are you trying to configure RTGI 0.33 for? What graphics card (GPU) are you running?

More effective temporal filtering to remove "flicker."

The result is a transformative experience for older titles. Games like Skyrim or The Witcher 3 gain a sense of physical "grounding" that was previously impossible. Objects no longer look like they are floating; they feel integrated into the atmosphere. The 0.33 update specifically helped in making these transitions look natural, moving away from the overly dark, "crushed" shadows of early ray-tracing mods toward a more balanced, cinematic look. Conclusion

Version 0.33 arrived as a major update alongside . The standout feature of this release is the addition of motion vectors .