Each monthly Quality Update adds new components to the store. The superseded components (the older versions of the files replaced by the update) are not deleted immediately. Windows purposefully flags them for retention in case the user needs to roll back the update. Over time, as multiple layers of updates stack up, these superseded components accumulate, creating a massive storage footprint. How to Safely Clean and Optimize the WinSxS Folder
Dism.exe /Online /Cleanup-Image /StartComponentCleanup /ResetBase Use code with caution. sxsi x64 windows 10 updated
After installation, reboot. This resolves 70% of “side-by-side configuration is incorrect” errors. Each monthly Quality Update adds new components to the store
If you have recently updated Windows 10 x64 and verified that the system is stable, you can permanently delete the older, superseded update baselines. Run Command Prompt as an Administrator and execute: Dism /Online /Cleanup-Image /StartComponentCleanup Use code with caution. Over time, as multiple layers of updates stack
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