It isn't the kind of experience that we want you to come across, Rtw6676.
For us to verify why the system get stuck when exporting data, I'd recommend reaching out to our Phone Support team.
You can contact them through this link: QuickBooks Online Support.
You'll additionally be able to find many useful resources about using QuickBooks in our help article archives.
I'll be around if ever help is needed. Keep safe!
