Jun 17, · Windows 7 Forums is the largest help and support community, providing friendly help and advice for Microsoft Windows 7 Computers such as Dell, HP, Acer, Asus or a custom build. I'm trying to delete a volume so I can extend a partition. Jun 25, · Workarounds for Disk Management Delete Volume greyed out. Refer to the following two easy yet useful workarounds, if you can’t delete partition in Windows Disk Management 1. Using Diskpart utility to delete partition on USB flash drive. If you failed to remove partition from USB flash drive or SD card in DM, you can resort to Diskpart utility.
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