If you want to mass Unblock multiple files, at once, in bulk, downloaded from the Internet, use this PowerShell command in Windows 11/10.

Under the General tab, towards the bottom you will see classified under Security: This file came from another computer and might be blocked to help protect this computer. Click on Unblock.

Here's the situation: Windows XP, Service Pack 2 with latest hotfixes. Certain files, in this case printer drivers, are listed under their attributes as being blocked. The exact message on the ...