Leave Fn Lock off (no light).
If you’ve recently purchased a Dell laptop (Inspiron, XPS, Latitude, or Vostro), you might have noticed that the top-row keys don’t always behave as expected. Pressing F5 might dim your screen instead of refreshing a webpage. how to use function keys on dell laptop
Would you like a printable cheat sheet version of this post? Leave Fn Lock off (no light)