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This article describes an update that optimizes Microsoft Azure Backup. Before you install this update, see the Prerequisites section.

About this update

This update upgrades the Microsoft Azure Recovery Services agent to version 2.0.9022.0 and provides the following improvements:

  • By using the built-in USN technology in Windows to track the changes for files between incremental backups, Azure Backup reduces backup times by as much as 50 percent.

  • The required cache space will be 5 percent instead of 15 percent for any new volumes that are protected through this agent.

  • The maximum number of backup copies that can be stored on Azure is increased from 366 to 9,999.

How to get this update

Download Center

The following file is available for download from the Microsoft Download Center:

Download Download the Azure Recovery Services agent update now.Note The latest version of the Microsoft Azure Recovery Services agent is 2.0.9022.0.

Update information


To apply this update, you must have Azure Backup agent installed.

Restart information

You may have to restart the computer after you apply this update.

Replacement information

This update replaces the previously released update 3090067.


Learn about the terminology that Microsoft uses to describe software updates.

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