Turns off Gainward and Palit GPU LEDs through the same NVAPI paths used by EXPERTool 11.13 and ThunderMaster 4.17. It applies Off once and exits.
Open the latest release, click GainwardLedOff.exe under Assets, then run it.
Build from source with build.cmd.
Microsoft Defender security intelligence 1.457.394.0 incorrectly detected
v0.1.0 as Trojan:Win32/Wacatac.C!ml. The same release downloads without
detection after updating to 1.457.417.0. If Defender flags it, update its
Security Intelligence and try again.
This uses undocumented NVAPI calls and raw I2C writes. Use it at your own risk.