In typescript when i try to run typescript command
tsc First.ts
Then it's Give me Error
File C:\Users\user\AppData\Roaming\npm\tsc.ps1 cannot be loaded because running scripts is disabled on this system.
When i google then google suggest me this Command
Set-ExecutionPolicy -ExecutionPolicy RemoteSigned
but its also give
'Set-ExecutionPolicy' is not recognized as an internal or external command,
operable program or batch file.
please help me out.