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Trick to Speed up Thumbnails Appearance in Windows 7 Taskbar



If you have ‘Aero’ enabled in your Windows 7 then you should be familiar with the Taskbar Thumbnails of opened programs when you hover your mouse over minimized program on the taskbar.

But if you carefully notice you’ll find that there’s a slight delay in the appearance of the thumbnail preview of the minimized program, no matter how fast your computer is.

Here is the trick or registry hack to make the preview pane appear a little faster.

1. Click start menu and type ‘regedit‘ and press enter.

2. Browse to:



Registry Hack Speed up Taskbar Thumbnails

3. Right-click to create a new DWORD and name it “ExtendedUIHoverTime

Registry Hack Value to Decrease Taskbar Thumbnail Delay

4. Double-click on the newly created DWORD value, choose ‘Decimal‘ from the options and put “1” in the value field.

5. Click OK to save the settings.

6. Logoff your user account and logon again to see the changed effect. You’ll notice a quicker response of thumbnail previews.