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• Database: Make a snapshot/dump of the database. For the PostgreSQL database use Postgres' pg_dump command. For example:

  Code Block
  pg_dump -U [database-user] -f [backup-file-location] [database-name]

• Assetstore: Backup the directory ([dspace]/assetstore by default, and any other assetstores configured in the [dspace]/config/dspace.cfg "assetstore.dir" and "assetstore.dir.#" settings)
• Configuration: Backup the entire directory content of [dspace]/config.
• Customizations: If you have custom code, such as themes, modifications, or custom scripts, you will want to back them up to a safe location.

Update Prerequisite Software (

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as necessary)

DSpace 4.0 requires the following versions of prerequisite software (see Prerequisite Software section of "Installing DSpace" for more details):

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