The files found here are often used when running any sort of virtual machine or sandbox, including protected modes with your browsers. LocalLow isn't used as much, has a lower integrity level and usually doesn't take up much space. The LocalLow folder also cannot be moved. If you look at the Local folder, odds are you'll see a folder for every program you've installed. The Local folder cannot be moved and contains files including saved games, browser data, video card profiles, Microsoft history and more. These folders are huge often containing gigabytes of data. That's why the folders are hidden, to protect you and your programs. TIP: Hard to fix Windows Problems? Repair/Restore Missing Windows OS Files Damaged by Malware with a few clicksĮach of these folders is used almost every time you install an application to protect these files.