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.Configure compatibility for Genero prior to 3.21To 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.