DISKPART utility
DiskPart is a command-line disk partitioning utility available in Microsoft operating systems. You can use it to view, create, delete, and modify the computer's disk partitions.
Step-by-step guide
Usage:
- diskpart> san
- SAN policy : Offline shared (may caused the drive to be erased on reboot)
- diskpart> san policy=OnlineALL (keeps disks from being accidentally erased by the system
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