This guide illustrates the steps for students and new users to ascertain the size of the WinSxS folder in Windows 11. The WinSxS folder contains crucial components for system use and file repair. While File Explorer often inaccurately represents this folder's size due to hard-linked files, the DISM function provides a more precise measure. Users access this through the Windows Terminal and the “Dism.exe /Online /Cleanup-Image /AnalyzeComponentStore” command.