cannot be loaded because running scripts is disabled on this system npm code example

Example 1: cannot be loaded because running scripts is disabled on this system

Set-ExecutionPolicy -ExecutionPolicy Unrestricted

Example 2: AppData\Roaming\npm\react-native.ps1 cannot be loaded because running scripts is disabled on this system. For more information, see about_Execution_Policies at https:/go.microsoft.com/fwlink/?LinkID=135170.

Set-ExecutionPolicy -Scope CurrentUser -ExecutionPolicy Unrestricted

Example 3: cannot be loaded because running scripts is disabled on this system

PS C:\> Set-ExecutionPolicy RemoteSigned