Download and extract your MultiKey driver files (typically including install.cmd , mkinstall_x64.exe , or .inf files).
Alternatively: Open and run: bcdedit /set testsigning on Then restart your PC. Step 2: Install the MultiKey Driver Virtual Usb Multikey Driver Windows 11
If you only need a virtual USB for storage rather than hardware emulation, use the built-in tool: Go to Action > Create VHD . Select VHDX for better performance on Windows 11. Problem with virtual multikey - Microsoft Q&A Download and extract your MultiKey driver files (typically