Perform the following procedure to upgrade existing AEM 6.3 Forms on JEE or AEM 6.4 Forms on JEE to AEM 6.5 Forms on JEE:
Download the AEM 6.5 Forms on JEE installer from the Adobe Licensing Website (LWS). You require a valid Maintenance & Support contract to download the installer.
See Upgrade checklist and planning to learn about the checks to perform to ensure a successful upgrade.
See Prepare to upgrade to AEM Forms to learn and perform the tasks that ensure the upgrade runs correctly with minimal server downtime.
Depending on your existing environment and application server, choose one of the following documents and follow the instructions.
Direct upgrade from LiveCycle ES2, LiveCycle ES3, AEM 6.0 Forms, AEM 6.1 Forms, AEM 6.2 Forms to AEM 6.5 Forms is not available. You can perform an intermediate upgrade to one or more versions of LiveCycle or AEM Forms and then upgrade from AEM 6.5 Forms. For the list of intermediate versions and corresponding upgrade instructions, see Choose an upgrade path.