Upgrading Zerto Virtual Replication : Upgrading VRAs : Procedure: Upgrading VRAs
  
Procedure: Upgrading VRAs
Use the following procedure to upgrade your VRAs.
To upgrade VRAs:
1. For Hyper-V Environments: For a VRA protecting virtual machines, if live migrating the protected virtual machines:
a) Remove affinity rules for protected virtual machines on the host with the VRA to be upgraded.
b) Live migrate these protected machines from the host to another host with a VRA.
2. In the Zerto User Interface, click SETUP > VRAs, select the VRAs to upgrade, and then click MORE > Upgrade.
The Upgrade VRAs dialog is displayed, listing the selected VRAs, and whether an upgrade is available.
3. Review the list for the VRAs that you want to upgrade. Deselect any VRAs that you decide not to upgrade.
4. Click Upgrade Selected VRAs.
5. The upgrade progress is displayed in the VRAs tab.
(For Hyper-V Environments) After the upgrade, a delta sync is performed at the protected site, and a bitmap sync is performed at the recovered site.
Note: The VRA name does not change, even if the naming convention in the latest version is different.