D:\download\Shield-Optimizer.ps1: File D:\download\Shield-Optimizer.ps1 cannot be loaded. The file D:\download\Shield-Optimizer.ps1 is not digitally signed. You cannot run this script on the current system. For more information about running scripts and setting execution policy, see about_Execution_Policies at https://go.microsoft.com/fwlink/?LinkID=135170.
Why?
D:\download\Shield-Optimizer.ps1: File D:\download\Shield-Optimizer.ps1 cannot be loaded. The file D:\download\Shield-Optimizer.ps1 is not digitally signed. You cannot run this script on the current system. For more information about running scripts and setting execution policy, see about_Execution_Policies at https://go.microsoft.com/fwlink/?LinkID=135170.
Why?