11: Standard Ps 2 Keyboard Driver Windows

Sometimes, Windows 11 mobile workstation builds (Dell Precision, HP ZBook) disable the PS/2 stack to save power. To force enable it:

If you open > Keyboards and see "Standard PS/2 Keyboard Driver" listed for a USB-connected keyboard, do not panic. This is a ghosting artifact of the Windows Plug-and-Play (PnP) manager. When Windows 11 fails to correctly identify a USB HID (Human Interface Device) keyboard during installation or after a major update, it falls back to the legacy PS/2 driver as a compatibility shim. standard ps 2 keyboard driver windows 11