Let your Win7 easily display Aero effects

        1. Confirm that the computer is installed in Win7 Home Premium, Win7 Professional or Win7 Ultimate because only these three versions of Win7 have Aero effects. The method is to right click on the "Computer" on the desktop, select the properties, you can see the current version of the Win7 system in the basic information. Confirm that the current system is Win7 Home Premium or above 2. Confirm that the Aero Peek effect is turned on If the Win7 version of the computer contains Aero effects, it may not be enabled. Right-click on the Start button, select Properties, and switch to the "Taskbar" tab in the "Taskbar and Start Menu Properties" to see if the bottom tab is "Use the Aero Peek Preview Desktop". If not, select the item and click the “OK” button to save the settings. Confirm that the Aero effect is enabled. 3. Confirm that the currently used Win7 theme is Aero. The Aero effect of the Aero effect is also reflected in the theme. If the theme itself is not supported, your Win7 will not be able to implement Aero effects. Right click on the desktop and select “Personalize”. Then select any of the Aero themes. Replacing the Win7 theme that supports Aero effects If the problem is indeed here, then the taskbar and window will change as soon as you click on the theme you want to change.