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Veeam Backup & Replication 9.5 Update 4
User Guide for Microsoft Hyper-V

Installing Updates in Unattended Mode

Veeam Backup & Replication updates can be installed in the unattended mode.

To install a Veeam Backup & Replication update, perform the following steps:

  1. Download the update installation archive.
  2. Install the update on the backup server.

Installing Updates in Unattended ModeImportant!

The script that installs Veeam Backup & Replication updates must be run with elevated privileges (run as Administrator).

Step 1. Download Update Installation Archive

  1. Download the installation archive for the Veeam Backup & Replication update from the Latest Updates page.
  2. Extract the executable file from the downloaded archive.
  3. Save the extracted file locally on the backup server where you plan to install the update, or place it in a network shared folder.

Step 2. Install Update

To install the Veeam Backup & Replication update on the backup server, use the following command syntax:

%patch% [/silent][/noreboot][/log <log_path>][VBR_AUTO_UPGRADE="1"]

The command has the following parameters:

Option

Parameter

Required

Description

%patch%

path

Yes

Specifies a path to the update installation file on the backup server or in a network shared folder.

Example: C:\Temp\veeam_backup_9.5.4.2753.update4a_setup.exe

silent

Yes

Sets the user interface level to “no”, which means no user interaction is needed during installation.

noreboot

No

Suppresses reboot if reboot is required during the Veeam Backup & Replication update installation.

log

path

No

Specifies a full path to the log file for the Veeam Backup & Replication update installation.

Example: C:\Logs\veeam.log

VBR_AUTO_UPGRADE

0/1

No

Specifies if you want Veeam Backup & Replication to automatically upgrade existing components in the backup infrastructure. Veeam Backup & Replication performs automatic upgrade after the Veeam Backup Service is started on the backup server.

Specify 1 to enable automatic upgrade.

Example: VBR_AUTO_UPGRADE="1"

For example:

You want to install the Veeam Backup & Replication update with the following options:

The command to install the Veeam Backup & Replication update will be the following:

C:\Temp\veeam_backup_9.5.4.2753.update4a_setup.exe /silent /noreboot /log C:\Logs\veeam.log VBR_AUTO_UPGRADE="1"

Installation Results

You can use the last exit code to verify if the installation process has completed successfully.

Veeam Backup & Replication does not provide any confirmation about the results of automatic components upgrade. To check if components have been successfully upgraded, use the Veeam Backup & Replication console.

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