Feitian Rockey4 Usb Driver Windows 11 Top -

| Feature | Windows 10 (pre-2021) | Windows 11 (2022+) | |---------|----------------------|--------------------| | Driver signing | SHA-1 allowed | SHA-1 blocked (mandatory SHA-2) | | Unsigned driver policy | Warn, allow if confirmed | (cannot install) | | Kernel PatchGuard | Moderate | Aggressive (blocks old Rockey4.sys) | | USB selective suspend | Configurable | Default on (breaks dongle polling) |

Windows 11 has the strictest driver signing requirements of any Windows version to date. The Rockey4 driver (typically Rockey4.sys or R4USB.sys ) was signed with SHA-1 certificates that are now blocked by default. feitian rockey4 usb driver windows 11 top