Sxsi X64 Windows 8 Link

A heavily fragmented or bloated WinSxS folder can slow down system boot times. Regular cleanups using the methods above are recommended for older Windows 8 installations. Essential Tools for x64 Users

Users often find this folder consumes significant disk space, sometimes exceeding 15–20 GB. However, from this folder, as doing so can permanently break your operating system. sxsi x64 windows 8

A specialized tool for advanced users to expand compressed files from the WinSxS folder, supporting x86 and x64 architectures. A heavily fragmented or bloated WinSxS folder can