Disable Cortana (JScript)

// ============================================================
// SetDisableCortana.js
//
// Disable Cortana.
// Disables Cortana integration in Windows Search (requires admin). Requires an elevated (Administrator) prompt.
//
// Usage: cscript SetDisableCortana.js
// ============================================================

var objShell = WScript.CreateObject("WScript.Shell");

try {
    objShell.RegWrite("HKLM\\SOFTWARE\\Policies\\Microsoft\\Windows\\Windows Search\\AllowCortana", 0, "REG_DWORD");
    WScript.Echo("Disable Cortana applied.");
} catch (e) {
    WScript.Echo("Failed to apply tweak: " + e.description);
}