Hello my asus windows 8.1 isn't functioning well , on pressing functions keys like Shift,cntrl,fn,alt,tab the whole keybad loc

[Supong_1]

Hello, my Asus windows 8.1 has a problem, on pressing function keys like shift,cntrl,alt,tab the whole keybad locks can i find any solution to this problem!!!

 

[webworkings]

Have you tried,

1. Uninstall the keyboard driver.
2. Reboot the computer (yes, without installing the drivers just yet).
3. When the computer restarts it should install the driver again on its own.

See if this will resolve it.