Windows already blocks installation and execution of drivers that aren't signed by Microsoft under their WHQL[1] program. You can turn the blocking off, but tha

Windows already blocks installation and execution of drivers that aren't signed by Microsoft under their WHQL[1] program. You can turn the blocking off, but that's a deliberate choice made as a sysadmin or power user. Drivers from Intel/Nvidia/AMD are signed by Microsoft, WHQL certified, and are not part of Windows, so as far as Mozilla is concerned they are third-party drivers. [1]: https://learn.microsoft.com/en-us/windows-hardware/drivers/install/whql-release-signature https://learn.microsoft.com/en-us/windows-hardware/drivers/i...