Disable Fast Startup (JScript)

// ============================================================
// SetDisableFastStartup.js
//
// Disable Fast Startup.
// Disables Fast Startup, useful when dual-booting or troubleshooting shutdowns (requires admin). Requires an elevated (Administrator) prompt.
//
// Usage: cscript SetDisableFastStartup.js
// ============================================================

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

try {
    objShell.RegWrite("HKLM\\SYSTEM\\CurrentControlSet\\Control\\Session Manager\\Power\\HiberbootEnabled", 0, "REG_DWORD");
    WScript.Echo("Disable Fast Startup applied.");
} catch (e) {
    WScript.Echo("Failed to apply tweak: " + e.description);
}