If you have migrated your server manually, the following post-migration tasks are required before you can run the new server.
If you have customized user plug-ins, these need to be recompiled and added to the new server manually.
If the migrated server was part of a replicated topology, see Chapter 4, Migrating a Replicated Topology.
If you have customized backup, recovery, and installation scripts, you need to rewrite these scripts to comply with the new version.