Thank you for your reply, Volker Piasta.
You've done the right steps to fix the issue so you can invite your accountant. Since you still don't see the option to do it, please give us a call. We can check why the option isn't there and help you fix it.
To get our contact number, click the Help icon in the upper right-hand corner. From there, select the Contact Us button.
I'll be around if you need anything else.
