The risk of malware, the legal gray zone, and the complexity of manual patching make it unsuitable for most. You are better off using free alternatives or paying the $5 to support the developer for one month just to download the installer.
You can find official guides and setup instructions on the Marty's Mods website . rtgi 051 download free patched
One of the biggest hurdles for ray tracing is "noise" (graininess). 0.51 features a more refined filter that keeps the image sharp. The risk of malware, the legal gray zone,
: NVIDIA integrated a version of this technology (SSRTGI) into their GeForce Experience / NVIDIA Freestyle The risk of malware
Sites offering paid software for free often bundle downloads with "stealers" or "miners."