Hello, Please refer to Zerto Virtual Replication Operability Matrix: http://s3.amazonaws.com/zertodownload_docs/Latest/Zerto%20Virtual%20Replication%20Operability%20Matrix.pdf?cb=1570021255 Also, Upgrading Your Zerto Environment: http://s3.amazonaws.com/zertodownload_docs/Latest/Upgrading%20Zerto%20Virtual%20Replication.pdf