Backup Accelerator for faster backups in Backup Manager

The Backup Accelerator is a feature in the Backup Manager that speeds up backups and increases RPO.

Enabling the Backup Accelerator

You can enable and disable the feature on devices through product settings. It is enabled by default in the "All-In" product.

Supported data sources

The Backup Accelerator works for files of all types and sizes belonging to the following data sources:

  • Files and Folders
  • System State
  • Hyper-V
  • Microsoft Exchange
  • Microsoft SQL
  • Microsoft SharePoint

The remaining data sources (VMware, Network Shares, Oracle and MySQL) are backed up without the involvement of the Backup Accelerator.


Supported operating systems

The Backup Accelerator is a Windows-only feature. We support the following Windows versions:

See the below links to additional required updates:

Hardware requirements

  • The Backup Accelerator processes all local volumes (both basic and dynamic) that have backup selections. Network volumes (including Cluster Shared Volumes) are not supported.
  • Supported file systems: NTFS, ReFS and FAT32.

Limitations / Known issues

The Backup Accelerator does not track the following:

  • Disk formatting
  • VSS snapshot reverts
  • Rolled back NTFS transactions
  • Some memory-mapped files (delayed change detection may occur)

Also when a session is powered by the Backup Accelerator, existing backup quotas may be occasionally exceeded.