Windows 11 introduces stricter driver signing requirements and security features. For a ROCKEY4 dongle to function, the operating system must recognize the USB device through a specific set of instructions provided by the driver. Without the correct, updated driver, the protected software will fail to launch, often throwing "Dongle Not Found" or "API Error" messages.
: Supports connecting up to 16 dongles to a single PC simultaneously. www.rockey.com.my For the latest official software, visit the Feitian Download Center or check specific vendor support pages like Az-Tech Software for updated Windows 11 DLLs. Are you having trouble with a specific error code during installation or is the dongle light not turning solid? Issue using Rockey4 on Windows 11 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) | : Supports connecting up to 16 dongles to
| Symptom | Fix | | :--- | :--- | | | Right-click the Rockey4 in Device Manager > Properties > Driver > Roll Back Driver. Then re-install using "Have Disk" without uninstalling first. | | Code 52 (Unsigned) | You missed Test Mode. Re-run bcdedit /set testsigning on and reboot. | | USB port keeps resetting | Do not use a USB 3.2 Gen 2 port (Blue or Teal). Use a USB 2.0 port or a powered USB 2.0 hub . The Rockey4 hates modern power management. | | Software says "No dongle" | Open Services ( services.msc ). Find Rockey4 Service . Set Startup to Automatic and Start it. If missing, reinstall the driver package. | Issue using Rockey4 on Windows 11 | Feature
After testing dozens of configurations across Windows 11 Home, Pro, and Enterprise (22H2 and 23H2), the following three methods produce the success rate. We have ranked them by reliability and security.