It is used to store offline files and folders
Windows stores offline files in the "Windows" directory, specifically under the path: C:\Windows\CSC. The "CSC" folder is a hidden system folder that contains cached copies of files and folders that have been made available for offline use. Users can access these files through the Offline Files feature in the Control Panel.
C:\Windows\system32\restore, C:\Windows\registry\backup, C:\Windows\system32, C:\Windows\registry, C:\Windows\system32\config, C:\Windows\system32\config\RegBack
C:\windows
C:\windows\winn.sif
Usually it's in C:\Windows.
C:\Program Files (x86)\ is the default folder for 32-bit applications on 64-bit Windows.
The Win32 folder, often referred to as the "Windows System32" directory, is generally located at C:\Windows\System32 on Windows operating systems. This folder contains essential system files and libraries necessary for the operation of Windows and its applications. In 64-bit versions of Windows, there is also a C:\Windows\SysWOW64 folder, which contains 32-bit applications and files.
Yes
Click the folder and press delete.
Try c:\windows\prefetch
System32 under C://Windows/System32
C:\Windows