How To Fix A Keyboard Key Not Working. You should update your keyboard driver to see. A bad circuit board can cause one or more keys to no longer function properly or at all.
The keys are all connected to the same pins of the keyboard connector and when this pin has problems these specific keys stop working. Keep holding the ESC key until the keyboard begins to flash. Below are some tried and tested solutions to try if youre facing Logitech Dell HP Acer or Lenovo keyboard not working.
Usually is just needs to be taken apart and cleaned.
With the keyboard unplugged hold down the ESC key. You should disable all Keyboard shortcuts and enhancements. With the keyboard unplugged hold down the ESC key. Several keys on my desktop computer keyboa.
