Enable Dark Mode (VBScript)

' ============================================================
' SetDarkMode.vbs
'
' Enable Dark Mode.
' Switches File Explorer and other system surfaces to dark mode.
'
' Usage: cscript SetDarkMode.vbs
' ============================================================

Option Explicit

Dim objShell
Set objShell = CreateObject("WScript.Shell")

On Error Resume Next
objShell.RegWrite "HKCU\Software\Microsoft\Windows\CurrentVersion\Themes\Personalize\AppsUseLightTheme", 0, "REG_DWORD"

If Err.Number = 0 Then
    WScript.Echo "Enable Dark Mode applied."
Else
    WScript.Echo "Failed to apply tweak (Error " & Err.Number & ": " & Err.Description & ")"
End If
On Error Goto 0