To upgrade Garoon, the following preparation steps are required:

If you use Power Up Kit Series Group Mail for Garoon, you must consult our official partners or your vendor.
You can find our partners by searching Cybozu Partner Network in our product site.

Before you upgrade Garoon, you must back up the data for your current instance. For details on how to back up, refer to Backup and Restoration in the "Administrator Help" for the version you are currently using.

You must know the database administrator password that was set when the current Garoon instance was installed.

If you upgrade Garoon in the Windows environment, perform the following to change IIS settings.

• Add MIME types
• Edit handler mappings:
  Change this setting if you use the different versions of IIS before and after the upgrade.

For details on how to configure the settings, refer to Changing IIS Settings.

When you upgrade Garoon in the Windows environment, you need to disable the QuickEdit mode in Command Prompt. If the QuickEdit mode is enabled, operations such as selecting text during the upgrade halt the upgrade process.
Right-click the title bar of Command Prompt, and select "Properties". Clear the "QuickEdit Mode" checkbox in the displayed properties screen, and click OK.

For Linux, ensure that the libraries required for running Garoon are installed. For libraries used by Garoon, refer to Necessary Libraries in the Linux Environment (Garoon 6 or later).

The Full Text Search Server has been deprecated in Garoon version 6.
If you are using the Full Text Search Server, you must uninstall it before upgrading Garoon to version 6.0.0 or later.
For uninstallation steps, refer to Uninstalling Full Text Search Server (available only in Japanese) in Garoon 5 On-Premise Help.

The custom items (additionalItems) in Scheduler are deprecated in Garoon version 6.
If you are using the plug-ins or the customizations using additionalItems, migrate data stored in additionalItems to the Schedule datastore before upgrading Garoon to version 6.0.0 or later. The additionalItems data in the Scheduler are not automatically migrated.
For details, refer to Migrating data stored in the custom item (additionalItems) to the custom item (Schedule datastore).