When you plug a PS/2 keyboard into a compatible port (before booting up—PS/2 is not hot-swappable!), the Plug and Play manager automatically loads this driver. There is no "download" because the code hasn't changed significantly in two decades. It just works. Hardware manufacturers stopped writing specific PS/2 drivers for consumers around the Windows Vista era. Because the protocol is hardware-interrupt based (rather than USB’s polling), the OS handles the communication directly with the motherboard’s controller chip.
The PS/2 Keyboard on Windows 11 (64-bit): Why You Can’t (And Don’t Need to) “Download” a Driver standard ps/2 keyboard driver windows 11 64-bit download
But if you do have a motherboard with a PS/2 port (many high-end boards still include one for low-latency gaming), you may have gone searching for a “Standard PS/2 Keyboard Driver for Windows 11 64-bit Download.” When you plug a PS/2 keyboard into a