White square in middle of screan by starting up W7

Hey! Can somebody help me with white square on the left top corner. It came when i updated ATI Radeon. I am using ATI Radeon 3600 series. Many Thanks, Intsu

Hi I have a new ASUS G73SW and when I changed my text size and log off, a small white square about 1x1 cm appears on the center of the desktop. It isn't a dead pixel because it only appears on the desktop. Anyone knows how to get rid of it? Thanks in advance

Have tried Google (very old posts) and a search but cannot understand what it came up with - looks like nothing so... Friends computer Toshiba A420 with Vista SP1 web sites come up with white square windows with a small red cross in the top left hand corner. What does this mean and how can...

I know I have seen a way to remove this here on the Forum somwhere. If I remember it was related to the arrows that appear on icons but for the life of me I can't find it. I have gone all through Brink's tuts to no avail. Anyone remember where the solution is please? Here's what I mean:

Hi all In my control panel, in the users section all the user's pictures appear as blank white squares. In the login screen I can see the pictures but I'm wondering why they appear as white squares in the control panel and if it is a bug which can be fixed. Thank you in advance Fela