Enabling Script Execution on System | Changing Execution Policy in Powershell
Launch a Windows PowerShell window Note: Run Power Shell as an administrator. Go to the location where the script is located. In the PowerShell window, enter set-executionpolicy unrestricted . The system will prompt to confirm the change. Enter the letter Y or press the enter key to change the execution policy setting. Type "Y" to allow. And update begins! :)