Symptoms
Assume that you open two workbooks that have different content in Microsoft Excel 2010. When you press Alt+Tab to switch between the two workbooks, overlapping content is displayed in the main windows of Excel 2010.
Note This issue occurs when you run Excel 2010 on a computer that is running Windows 7 and that has the Aero feature enabled.
Workaround
To work around this issue, first turn off the Enable desktop composition option in Windows 7. To do this, follow these steps:
-
Click Start, right-click Computer, and then click Properties in the menu.
-
Click the Advanced system settings option in the left of the window.
-
Under the Advanced tab of System Properties window, click Settings in the Performance group.
-
Select the Custom option in the Performance Options window.
-
Clear the Enable desktop composition check box.
-
Click Apply, and then click OK.
-
In the System Properties window, click OK.
After you turn off the Enable desktop composition option, use one of the following methods to avoid the issue:
-
Switch between workbooks by pressing Alt+Tab slowly.
-
Switch between workbooks by using the Windows 7 taskbar.
-
Switch between workbooks by using the Switch Windows button in the View ribbon of Excel 2010.
Status
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
