Run Command For Disk Cleanup !new! Jun 2026
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Despite its power, the Run command for disk cleanup is not a magic wand. Users should exercise caution when using cleanmgr /sageset to enable advanced options. Deleting “Windows ESD Installation Files” might prevent a system from being reset or repaired later. Removing “Downloaded Program Files” (ActiveX controls and Java applets) could cause legacy enterprise web applications to malfunction. Therefore, best practices dictate that an administrator should run cleanmgr /sageset:1 once, meticulously research any unfamiliar file category, and create a conservative configuration. For home users, the standard cleanmgr without flags is generally safe and effective.

Alternatively, if you know which drive you want to clean and what types of files to remove, you can use:

as Administrator: