use sudo

Author: TylerLeonhardt

Diff for: README.md

@@ -127,6 +127,12 @@ _NOTE: If you'd rather not use the script, simply copy the `out/Microsoft.PowerS
 
 #### Running
 
+First, you must run pwsh with sudo:
+
+```powershell
+sudo pwsh
+```
+
 If you have the `Microsoft.PowerShell.IoT` module in your PSModulePath:
 
 ```powershell