Installing Updates in Unattended Mode

In this article

    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 and extract the executable file.
    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 and Extract Executable File

    Download and extract the executable file for update installation:

    1. Download the installation archive for the Veeam Backup & Replication update from the Latest Updates page or from the Release Notes page for a certain update/patch, for example from this Veeam KB article.
    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.

    Alternatively, you can get the update/patch executable file from the Updates folder on the downloaded ISO image.

    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="yes"]

    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_11.0.0.837_CumulativePatch20210525.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

    No/Yes

    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 Yes to enable automatic upgrade.

    Example: VBR_AUTO_UPGRADE="Yes"

    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_11.0.0.837_CumulativePatch20210525.exe /silent /noreboot /log C:\Logs\veeam.log VBR_AUTO_UPGRADE="Yes"

    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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