Recently, I wanted to perform the SCCM in-console update to 1906 and since my LAB Hyper-V guest VM disk space was low I expanded the capacity of the virtual disk. I recall that I upgraded the Windows Server OS to 2016 last year and didn’t notice the extra “Recovery Partition” partition near my C drive partition. Ultimately, I was unable to delete this extra partition no matter what I tried. In this blog post “Resolution – Diskpart Delete Partition Override Hyper-V Virtual Disk Error“, I document the steps needed to successfully delete an unwanted Windows partition to allow the “extend volume” option on Hyper-V guest VM to properly work after you have expanded the virtual disk to increase the disk capacity. To put it simply – I had to use an Ubuntu LiveCD since the diskpart “Delete Partition Override” option did not work.
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