→Implement more security
If you know you work on GRAMPS sporadically only, or have no space to backup your trees regularly, then do [[How_to_make_a_backup|backup]] in XML format (the .gramps format). Do not forget to disable privacy filters...
The XML format will open up just fine over
5 years on another computer with another OS. This will probably '''not''' be the case for the databases a family tree is stored in. XML is machine- and human-readable. It is completely self-sufficient. It is also small. The following are good practices of [[How_to_make_a_backup|backups]] :
1. Export to XML from time to time, especially after large edits.