Importing vendors and and expenses

Self hosting v4.1.4, tried exporting json,csv, and xml. (selected all)
vendors and expenses wont import.

Vendors and expenses aren’t included in the JSON file.

You should be able to export/import expenses as CSV.

how come I dont see an option for vendors when importing from csv?

Only options are

It isn’t currently supported.

The vendor column of the expense import will automatically create a vendor record with the name however we don’t support importing vendor details. It will likely be added in a future release.

OH ok got it.
If I used a 3rd party db backup program such as workbench to periodically backup and restore the database, would that have any negative effects on the program?