Symptoms

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 selects the "Windows 7 Basic” color theme and changes the wallpaper.

  • In Windows 7 Ultimate and other editions listed in the "Applies to" section, this issue may occur after a user selects an Aero theme and then un-checks “Enable transparency”.

Cause

This is a known issue in Microsoft Windows 7 with certain themes.

Resolution

Microsoft has confirmed that this is a by design issue in the Microsoft products that are listed in the "Applies to" section.

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