Backups are good. Whatever problem you have, it can always be fixed from a good backup.
To make a backup of webtrees, you need to make a copy of the following:
- The files in the
- The tables in the database. Freely available tools such as phpMyAdmin allow you to do this in one click.
- If you have custom themes, modules, or other files, or have located your media in a different directory, then be sure to backup those files and folders too.
Remember that most web hosting services do NOT backup your data automatically, and this is your responsibility.