You can then proceed with using the QuickBooks 2020 Converter utility to convert your Quicken data file to QBDT 2020. QFX file you saved on your storage media. Enter a name for the file, then hit OK.Select New Quicken File, then press OK.QFX file to a storage media (USB flash drive or CD/DVD) that will allow you to move it to a PC. You'll have to convert your Quicken for Mac file to Quicken for Windows before you can proceed. Hi lend you a hand with your concern about converting your Quicken for Mac company data to QuickBooks Desktop (QBDT) 2020.