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Right-click your C drive and select "Properties." Under the Tools tab, choose "Optimize." Ensure the C drive is selected and click the "Optimize" button. It's also advised to enable scheduled optimization for ongoing maintenance—set it to weekly for best results.
Clean Out the Software Distribution Folder
Returning to your C drive, navigate to the Windows folder and find the Software Distribution folder. Remove all files here as well, as they can quickly accumulate and take up unnecessary space.