There are some settings on the Settings page that you might also want to note (if you actually use any). There doesn’t seem to be an export feature. In “Default options”, I verified that my option was not in job export. While some settings are only on the Settings page, How do default options work? covers merge.
SQLite is not password protected in any strong way. For encryption of exports, check “Encrypt file”, and don’t forget the password. Note that your configuration backup may have sensitive information such as passwords.
What happens when source computer’s hardware fails
https://duplicati.readthedocs.io/en/latest/08-disaster-recovery/
might also be good reads. Thanks for planning ahead!