As with troubleshooting, the backup and restore procedures depend on what part of FIM we are talking about. As always, the FIM CM part is basically treated as a standalone product in this case.
Initially, I planned to have many pages in this book dedicated to this topic but realized it would end up being more or less a copy of the online guidelines Microsoft provides. So instead, I will point you to those guidelines and give you a short summary of the main problems I have seen when it comes to backup and restore.
So first of all the guidelines can be found at:
Now, on to my personal thoughts and experiences, when it comes to the backing up and restoring of FIM.