Upgrade Guides for Licensing Review the list of migration recommendations each time you move to a new version. Licensing 6.00 upgrade guideThese topics describe product changes you must be aware of when upgrading to version 6.00.FLM 6.00 upgrade guideThese topics describe product changes you must be aware of when upgrading to version 6.00.Upgrade the FLM without re-applying licensesWhen you upgrade the Four Js license manager, you do not need to reinstall your existing licenses.Configure compatibility for Genero prior to 4.00To make your Genero installations 3.20 and 3.10 compatible with FLM 6.00 or if your Genero installations 3.20 and 3.10 use a subscription license, you must upgrade the license controller and configure them to run in compatibility mode.