8 | Sxsi X64 Windows

To perform a cleanup and remove older versions of updated components, run: Dism /Online /Cleanup-Image /StartComponentCleanup

If you cannot enable .NET 3.5 through "Turn Windows features on or off," you can use the DISM tool to point directly to the sources\sxs folder on your Windows 8 installation media.

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

Note that official support for Windows 8.1 ended on January 10, 2023, meaning no new security updates are provided.

Instead, use the built-in Windows tools to safely reclaim space: To perform a cleanup and remove older versions

It stores files needed to roll back problematic updates or repair corrupted system files.

This is the most effective method for Windows 8.1 and Windows 10/11. Open as an Administrator. Note that official support for Windows 8

The WinSxS folder is also central to several common Windows 8 x64 errors.

Do you need help with a or are you looking to enable a particular feature like .NET Framework on your Windows 8 machine?

It holds the installation files for optional Windows features, such as .NET Framework 3.5 , which can be enabled without needing the original installation media. Managing Disk Space: How to Safely Clean WinSxS