How to retrieve the Win7 taskbar thumbnail

When using the computer, many windows are often opened at the same time. Generally, only one window can be displayed at the top, and you need to check other windows to switch back and forth. In response to this problem, Microsoft added the "Taskbar Thumbnail Preview" function in the Win7 system. Just move the mouse to the corresponding window of the taskbar, and a thumbnail preview will pop up. You can see the content without switching the window. But with the use, the Win7 taskbar preview suddenly disappeared, the mouse moved to the taskbar can only display the text title, it looks very uncomfortable.
To restore the thumbnail of the Win7 taskbar, you can use the exclusion method to find out where the problem is. Since the previous thumbnails can be displayed normally, it means that there is no problem with the hardware support and the Win7 system version (Note: The taskbar thumbnails are only available in Win7 Advanced Home, Professional and Ultimate, Win7 Home Basic is Unable to display).

Win7 taskbar thumbnail preview
As long as the relevant hardware and drivers, as well as the system version are normal, this problem is well solved, change the relevant settings.
Right click on “computer”, select “properties”.

Open Computer Properties
Select “Advanced System Settings” on the left side of the page.

Enter Advanced System Settings
Switch to the "Advanced" tab and click the "Settings" button in the "Performance" column.

Switch to Advanced Tab
Select “Visual Effects"“Select Windows to choose the best settings for your computer> or “adjust to the best appearance>;finally press “ ” Exit.

Adjusting visual effects options
Small tips:
The taskbar preview function is only available in Win7 Home Premium, Professional, and Ultimate. In addition to the taskbar preview, Win7 Home Premium has more features than the Home Edition, and is more affordable than the Professional and Ultimate versions. The most convenient and affordable way to get Win7 Home Premium is to buy a branded computer with the pre-installed Win7 Home Premium.