How to fix Windows 7 thumbnail confusion problem

When browsing pictures or video files in Windows 7, sometimes the icons and thumbnails will not display properly. Usually, if this situation is not poisoned, it is a problem with the relevant cache file. The following is a screenshot of the cache exception:

By the way, the thumbnails that are displayed when you browse the file are generally stored in the cache folder, so that you can browse faster next time, but sometimes the cache file will Crash, then you need to rebuild the cache file.
Rebuild Windows 7 Thumbnail Cache Method 1:
1. Type "Disk Cleanup" in the Start Search field and press Enter to open the Disk Cleanup Tool.

2. Select the system disk drive letter. (Here, take system disk C as an example)

3. Now you need to do it, just in the “Delete files to delete” column, check the “Thumbnails” item. Then, confirm the deletion.

Rebuild Windows 7 Thumbnail Cache Method 2:
1. Enter the following address in the address bar and press Enter.
%USERPROFILE%AppDataLocalMicrosoftWindowsExplorer
2. Depending on the size of the icon, the following four .db files are stored in the folder, please delete them all.
thumbcache_32.db
thumbcache_96.db
thumbcache_256.db
thumbcache_1024.db

After clearing these icon caches, open the file again and the thumbnails should be back to normal.