The best way for system cleanup on Windows 11?

Using Disk Cleanup for system cleanup Windows 11 is a straightforward and effective way to free up space and maintain system health. Disk Cleanup is a built-in utility designed to safely remove unnecessary files, including system files, temporary files, and more.

How to Use Disk Cleanup for System Cleanup Windows 11:

Step 1: Open Disk Cleanup
    Press Windows + S and type Disk Cleanup.
    Select Disk Cleanup from the search results.

Step 2: Select Drive
    In the Disk Cleanup window, choose the drive you want to clean (usually C:) and click OK.

Step 3: Scan for Files
    Disk Cleanup will analyze the drive and present a list of file categories that can be deleted, such as:
        Temporary Internet Files
        Recycle Bin
        Thumbnails
        Temporary Files
        Delivery Optimization Files

Step 4: Clean Up System Files
    To free up more space, click on Clean up system files.
    You may be prompted for administrator permission.
    The utility will scan again, now including system files such as:
        Previous Windows installations (if any)
        Windows Update cleanup
        System error memory dump files

Step 5: Select Files to Delete
    Check the boxes next to the file types you want to delete.
    Note: Be cautious with options like "Previous Windows installations" — only select if you're sure you won't need to revert to an earlier version.

Step 6: Confirm and Delete
    Click OK, then confirm by clicking Delete Files.
    The cleanup process will start, which may take a few minutes.