Almost all of the files and programs on your Windows system will have their icons. As you probably know, these icons allow you to quickly recognize applications, file types, and settings on your Windows system. Usually, Windows stores all icons to render them faster without grabbing the target program’s icon every time. While it’s useful, the icon cache can sometimes get corrupted, resulting in corrupted icons for some apps and settings. In those cases, rebuilding the icon cache can help. Here’s how to restore cache I child in Windows 7, 8, and 10.