Windows 10: How to use unallocated space when extend volume is greyed out?

Discus and support How to use unallocated space when extend volume is greyed out? in Windows 10 Software and Apps to solve the problem; I have been running a dual boot system Win10 / Win11 for a while now originally Win10, then dual boot to Win11 created on a new partition. I no longer... Discussion in 'Windows 10 Software and Apps' started by Keith Egger, Mar 5, 2025.

  1. KEITH EGGER
    Keith Egger Win User

    How to use unallocated space when extend volume is greyed out?


    I have been running a dual boot system Win10 / Win11 for a while now originally Win10, then dual boot to Win11 created on a new partition. I no longer use the Win10 partition enough to justify it. Information online was to use Disk Manager to delete the Win10 partition then extend the Win11 volume to use the unallocated space. I deleted the Win10 volume, and now the order of my partitions is: 500MB EFI System - 298GB Unallocated - Windows 11 655GB Boot, Page File... - 787MB Recovery I tried uploading a screenshot, but I kept getting an File Failed to Upload error. However, now when I right

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    Keith Egger, Mar 5, 2025
    #1
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How to use unallocated space when extend volume is greyed out?

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