When the list appears, press the key on your keyboard. This selects "Disable driver signature enforcement." Fix 2: Use Windows Test Mode
Ensure you have correctly booted into the "Disable driver signature enforcement" mode. Alternatively, use driver signing tools to manually sign the multikey.sys file to bypass Windows restrictions without rebooting into advanced startup menus every time. 3. Registry Merging Fails When the list appears, press the key on your keyboard