Thumbnail image is a thumbnail of the picture, put a lot of pictures, it is scaled into a single picture of the whole picture, easy to browse. Thumbnails are used to load more graphics or more Web pages in a Web browser more quickly. Because of its compact, loading speed is very fast, so for quick browsing. Equivalent to the image file preview and the role of the directory. In Windows systems, to increase the speed at which thumbnails are frequently browsed, the system caches the displayed pictures so that the information in the cache is read directly the next time it is opened, but it is also very easy to cause system cache file errors. This is also the problem that causes the thumbnail to not display correctly when the Win7 system previews the picture. The following small series for everyone to answer the question of the solution.
How to display picture thumbnails correctly
1, we in the computer desktop in the lower left corner of the Start menu to see a search option, we in the search input text "Disk Cleanup" click Confirm or enter, you can turn on the computer's Disk cleanup;
2, in everyone's Win7 system Disk Cleaning Tool panel window, we switch to the system disk character select Click to open;
3, in the Open option, we select the "to delete the file" column tick "thumbnail", selected after we click to confirm the deletion of the cache file, waiting for deletion can be completed.
If you are in the future use of the computer in the process of encountering the above problems, we need not panic, to go to the killing virus, the above tutorial set up in turn, will certainly have an effect on this issue, so Win7 system preview picture when the thumbnail can not be normal display of the problem is resolved.