Navigate to > Advanced options > Startup Settings and click Restart .

To ensure MultiKey is running correctly, verify its status in the system. Open . Scroll down and expand the System devices category. Look for Virtual USB MultiKey .

: Always keep a secure, physical backup of your original hardware dongles and deployment licenses.

: Once downloaded, locate the installer file (often a .exe file) and run it with administrator privileges. Right-click on the file and select "Run as administrator" to ensure the installation has the necessary permissions.

Disable driver signature enforcement by entering: bcdedit /set testsigning on (or off to reset later if needed for specific setups). your computer to enter Test Mode. Remove Existing Drivers

: In your MultiKey 18.1 folder, find mkinstall_x64.exe . Execution : Run the installer as Administrator.

Press the Windows Key , type cmd , right-click, and select Run as administrator .

Once the computer restarts to a blue menu, select > Advanced options > Startup Settings > Restart .

Locate your hardware key backup file (usually named dump.reg or license.reg ).

Secure Boot is still active or Test Mode was not turned on correctly. Re-run bcdedit /set testsigning on in an administrative command prompt and verify Secure Boot is disabled in your BIOS. System Blue Screen (BSOD) on Boot

Windows blocks unsigned drivers like MultiKey by default. You must disable this restriction permanently or temporarily.

Obtain the .reg file corresponding to your software license. Double-click the .reg file.