Hi there, Elliot.
You might want to use the Desktop file. Your QBB file might have some information that is not in your QBO file such as reconciliation reports, audit trail, and recurring credit card charges. Also, you can't directly transfer QBO data to Mac without exporting the file first to Desktop.
Please check out these links and articles for more details:
Let me know if you need more help while converting your file. The QuickBooks Team and the Community is always here to help.
