Why is my f3 key not working?Three days ago, I clicked on the F3 key to change screens, but it didn't work. I continued till today. I thought that the but...
What to do when my App Store freezes for more than day?i was checking for updates on my OS X . i then clicked on the garage band update. then nothing happened. the App Store window...
Answer to: Why is my tablet screen not responding to my touch?you might just turn it off and shut it down. restart it . then, it might work. my knowledge may not approach your problem, but i had such a problem with a fujitsu laptop 2011 . it turned out to be a virus. if my advice didn't work, i advice you to go to a specialised repair store.