When Windows Update flags an update under the banner of , it is distributing proprietary firmware or low-level kernel drivers developed directly by Hewlett-Packard. Version 11.1.8.1 focuses entirely on optimizing input devices and hotkey interfaces. 1. Fixing Key ghosting and Unresponsive Input

: If hotkeys remain unresponsive after the patch, a common fix is to stop and disable the HP Hotkey UWP Service in the Windows Services menu ( ), then restart the system.

If your keyboard or hotkeys are not working correctly after an update, you can also try the following: