Using GPEDIT or REGEDIT, make Windows run PowerShell scripts first at logon, logoff, startup, and shutdown before the OS runs other scripts.

If GPO Startup Script is not running on your Windows computer, follow the steps mentioned in the post to troubleshoot & fix the issue.

In a recent series of posts, I explained how to launch a PowerShell script from within Excel. In doing so, I even went so far as to pass a cell's value to the script as a parameter.