Right click drive - properties - disk cleanup - clean system files - check all boxes.
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Remove Backup/Recovey files, disable sysmain(prefetch) services, Deleting prefetch, temp, %temp% folders
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Uninstalling unused or not important apps
Clear caches in browsers
Empty Recycle bin
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Installing Windows 10 potato or lite version
check mo sir ung appdata na folder baka may mga temporary files na d mo na delete, especially kng may IDM ka or nag extract ka ng malaking files or mga residue ng apps na na uninstall mo, gumagawa kasi ito ng temp files while extracting or downloading.
try to compress drive tapos wait mo process medyo matagal yan but since ssd medyo mabilis naman pero depende padin sa laman mabilis ssd di notice kahit naka compress ang drive