I’ve noticed this in the past, but chalked it up as an isolated incident. Apparently, it’s well known, and Microsoft is letting people know about it. However, they aren’t really doing anything about it at this time. Windows 7 users running the Aero interface without transparency, as well as certain Windows 7 Home Basic users, will notice a single white pixel in the upper left hand corner of the screen. It’s not a dead pixel, it’s a small issue with Windows. It doesn’t cause any problems or crash your machine, so Microsoft doesn’t have a fix for this, as it isn’t critical. I think they used to call it a “feature”, not a bug!
One white dot (1 pixel in size), may appear on the top-left corner of the screen in the following scenarios:
- In Windows 7 Home Basic Edition, the issue may occur after a user