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It is recommended to upgrade from earlier versions through stepsIf you have an earlier version installed, please perform a step-by-step upgrade: 3.6.4. → 4.1.0 → 4.3.2 → 4.4.0 → 2 → 4.5.0.

Note
titleAttention!

 You cannot directly upgrade to Axxon Next 4.5

...

from versions 3.6.466 and lower. 

To upgrade from an older version, do the following:

  1. Remove the old version.
  2. Install the new version.
  3. Reconfigure the system.


Note
titleAttention!

For a failover system, we recommend you to update Servers through the supervisor service (see Upgrading Servers within a cluster).


Info
titleNote

Before you start updating, do the following:

  • back up your configuration (see Backup and Restore Utility);
  • stop the Server (see Shutting down a Server) or, in case of failover system, the NGP_Supervisor service. If you run multiple Servers in the Axxon domain, make sure to stop them all. 

To upgrade to version 4.5.0, you must:

  1. Run the new build installer.

    Info
    titleNote

    You do not need to remove the previous build.


  2. Install the build using an existing configuration. The procedure is the same as for a new installation (see Installation).

    Note
    titleAttention!
    Axxon Next 4.4.0 includes PostgreSQL version 10.8.0.

    Do not update PostgreSQL to version 10.8.0 when you update Axxon Next. Otherwise PostgreSQL .data is not available.

    Note
    titleAttention!

    When you update the software, keep DBs in the same folder. If you set a different location for DBs, the metadata and events from it will not be available.

Note
titleAttention!

When upgrading to Axxon Next 4.4 from previous versions of the product (3.6.4.466), make note of the following requirements:

  1.  Automatic rules, E-mail notification objects and SMS  objects are not transferred to the new version
  2.  System log events are not migrated.
  3. Reconfigure zones for detection tools.   Some detection tools may have issues with migration to the new version.
  4. In the archive settings for cameras with H.264 video, video pruning is set by keyframes.
  5. For virtual cameras,  re-select the folder with the video.

...

titleAttention!

 You cannot directly upgrade to Axxon Next 4.3 from versions 3.6.4466 and lower. 

To upgrade from an older version, do the following:

...

  1. .