You can use the Commvault software to back up and restore Azure Blob Storage.
Backups You Can Perform
Synthetic full backups
Data You Can Back Up
With full and incremental backups, you can back up the following data at the object level:
Metadata of the object
Tags of the object
Note: After a full backup, if the tag or the metadata of an object is modified, but the data has not changed, then the next incremental backup does not include that object. Incremental backups include only objects whose data has changed.
Data You Cannot Back Up
Files and folders without a name.
Files and folders that contain a forward slash ("/") in their names.
Destinations You Can Restore To
The original location (in place)
To a different Azure Blob Storage account, and to the following cloud storages (out-of-place):
Azure Data Lake Gen2
Data You Can Restore
Data, along with the metadata
Note: You cannot restore metadata to a different cloud storage system.