I see you're looking for a solution that allows your accountant to access your QuickBooks Desktop data without switching to the online version. I'll impart information that could help you achieve this.
You may consider exporting the required data from your QuickBooks Desktop software and importing it into QuickBooks Online. Although it may involve some manual effort, it can allow your accountant to work with the data on the online version without requiring continuous access to your desktop software.
On the other hand, you mentioned that you are using the NFR version of QBDT. With this in mind, I suggest reaching out to our Intuit Developer, as they can provide you with some workarounds specific to your product and needs. You can go directly to this link.
I'm adding these articles you can use in the future:
If you have any more questions, feel free to ask! We're available 24/7 to answer every queries you may have. Have a great day ahead!
