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can i delete the healthy (basic data partition) in windows 10

Rubyxxxx 0 Reputation points
2026-02-21T10:13:36.5866667+00:00

My PC cant install new updates because my C drive is full (it only has windows installed but uses 145gb). I have a second partition that i made with 1.6 tb, but i cant give drive C more space from that partition because they are seperated in the disk manager by 2 partitions that i cant delete. One of them is the healthy (basic data partition) that has 50 gb. Can i delete that one to give C an extra 50 gb?

Windows for home | Windows 10 | Files, folders, and storage
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  1. Ramesh Srinivasan 74,270 Reputation points Independent Advisor
    2026-02-23T16:18:22.4066667+00:00

    Please run:

    diskpart
    
    select disk 0
    
    list part
    
    list vol
    
    exit
    

    Post the output.


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  3. Ramesh Srinivasan 74,270 Reputation points Independent Advisor
    2026-02-21T12:26:38.05+00:00

    Disk Management doesn't let you extend a partition if the free space is not adjacent to that partition. Here are your options:

    Option 1: Disable WinRE using ReAgentC.exe. Then, use Diskpart to delete the Recovery partition. Then, extend C: by occupying the unallocated space. Once done, we can recreate a Recovery partition at the end of the disk and re-enable WinRE.

    Option 2: Use a third-party program like AOMEI to extend C into the non-contiguous unallocated space.

    If you wish to pursue "Option 1", please do the following:

    Open the admin Command Prompt and run these commands:

    reagentc /info
    reagentc /disable
    dir c:\windows\system32\recovery /a
    

    Post the output.

    Will post the remaining commands after seeing the above output.


  4. Ramesh Srinivasan 74,270 Reputation points Independent Advisor
    2026-02-21T10:50:04.23+00:00

    Hi,

    Please right-click Start, and click Disk Management. Maximize Disk Management, adjust the column widths in the top pane to make all the entries visible. Post a screenshot.


  5. Q&A Assist
    2026-02-21T10:13:46.8166667+00:00
    AI generated content. This question contains an answer created with AI from Q&A Assist. Learn more

    You can delete a healthy (basic data) partition in Windows 10, but you should be cautious. Deleting a partition will erase all data on that partition, and it may affect your system if that partition is being used for important functions. If you are sure that the data on the partition is not needed, you can proceed with the deletion through Disk Management. After deleting the partition, you can then extend your C drive into the unallocated space created by the deletion.

    Make sure to back up any important data before proceeding with this action, as it cannot be undone.


    References:

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