You can use a disabled driver to force signing and then install. WIN 10: Click Start-Settings-Update and Security-Restore-Click Restart Now under the advanced startup item on the right to enter advanced startup-select troubleshooting-advanced options-startup settings-restart-and then press the number key 7 or F7 (that is, disable the forced signature mode of the driver). When the system restarts, the digital signature will no longer be needed.