Win8 thumbnail display is confusing. How to restore

Win8 thumbnail display error recovery method is as follows:
When browsing pictures or video files in Windows 8 system. Sometimes the icon, the thumbnail will not display properly, usually if the situation is not poisoned, the relevant cache file is a problem.

The thumbnails displayed when browsing files are generally stored in the cache folder to make it easier to browse next time, but sometimes the cache file will crash, and you need to rebuild the cache file.
Operation steps:
Rebuild Windows 8 thumbnail cache method one:
1, type "& Disk" in the search bar on the right side of the Windows 8 Metro desktop, find disk cleanup, this is related to Windows 7 The system is different (requires right click on the C drive - properties - disk cleanup).

2, what you need to do now is to check the "Thumbnails" item in the "Delete files to delete" column. Then, select “OK”.

Rebuilding Windows 8 thumbnail method two:
1, enter the following address in the address bar, press Enter.
%USERPROFILE%AppDataLocalMicrosoftWindowsExplorer
2, according to 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.