The Azure portal, PowerShell (PS), and command line interface (CLI) now feature a new property for disks called LastOwnershipUpdateTime. This property indicates the time when the disk state was last altered. It can be utilized along with diskState to determine the present state of the disk and when it was last modified. Users can leverage this property to identify and eliminate unattached disks by referring to the provided documentation.
Article Source
https://azure.microsoft.com/en-us/updates/ga-new-property-for-diskslastownershipupdatetime/
New Updates for Disk-LastOwnershipUpdateTime Property in Azure from Microsoft Azure
