Winutil must be run in Admin mode because it performs system-wide tweaks. To achieve this, open PowerShell or Windows Terminal as an administrator. Here are a few ways to do it: Press the Windows key.
Right-click on the start menu. Choose "PowerShell As Admin" (for Windows 10) or "Windows Terminal As Admin" (for Windows 11). Search and Launch Method: Press the Windows key. Type "PowerShell" or ...