: PS/2 is not hot-pluggable . You must restart your computer for Windows to redetect the hardware and reinstall the native driver. The "Code 19" or "Code 10" Registry Fix
Under , select PC/AT Enhanced PS/2 Keyboard (101/102-Key) and click Next. Still Not Working? Check the BIOS pc at enhanced ps 2 keyboard -101 102-key- drivers download
Before looking for external files, let Windows reset the connection: : PS/2 is not hot-pluggable
In 99% of cases, you do need to go to a third-party website to download a driver for a standard PS/2 keyboard. The driver is built directly into the Windows kernel ( i8042prt.sys and kbdclass.sys ). Still Not Working
If the keyboard isn't working, it’s usually because the driver is disabled, the registry entry is corrupted, or the hardware port (the purple circular plug) wasn't initialized during boot. How to Update or Reinstall the Driver via Device Manager
Since PS/2 keyboards are handled at a lower level than USB, check your BIOS/UEFI settings: Ensure is enabled.
If Windows labels it as a "Standard PS/2 Keyboard" and you want the specific "Enhanced" designation: Right-click the keyboard in > Update driver . Select Browse my computer for drivers .