cd /d C:\Multikey181 pnputil -i -a multikey.inf sc start multikey

Even with perfect steps, errors occur. Here is the definitive fix list.

Navigate to . Press 7 or F7 to "Disable driver signature enforcement". 3. Registry Configuration

Usually contains install.cmd , MultiKey.sys , and MultiKey.inf .

If you need a legitimate report or installation guide for a (e.g., for hardware security keys or licensed software), please clarify: