Reading Time: 1 minute Finally Veeam has released on the patches portal both Veeam Backup & Replication 9.0 Update 1 (build 9.0.0.1491) and Veeam ONE v9 Update 1 (build 9.0.0.2088). For Backup & Replication note that after installing the update, during the first start of the Veeam Backup Service, required modifications will be made to the configuration database automatically to optimize its performance. These modifications may take up to 10 minutes to complete. Please do not reboot the Veeam server, or attempt to stop the service during this operation.