
You can follow the question or vote as helpful, but you cannot reply to this thread. First, determine what type of graphics you have installed. This really worked. I went through the steps and although I couldn't access BIOS after tapping f10 repeatedly as was stated, I still had my function keys working well after the OS loaded. Then make sure the Keyboards is selected hp probook 4520s function keys US. HP ProBook s Laptop Keys - Thread starter shabib ...