You can upgrade FortiManager 5.6.0 through 5.6.4 directly to 6.0.0. Upgrade from 5.6.5 and later to 6.0.0 is not supported. You must upgrade from 5.6.4 and earlier.
If you are upgrading from versions earlier than FortiManager 5.6.4, you should upgrade to 5.6.4, then 6.0.0.
For details about upgrading your FortiManager device, see the FortiManager Upgrade Guide.
This section contains the following topics: