Can the invoices of the main and sub-structure billing machines and extensions be returned to the host computer? How to operate?

1. In the billing software, directly select invoice collecting management, and click online invoice collecting management, as shown in the figure below.

2. If there is no problem this time, make an inquiry according to the actual situation, as shown below.

3. After determining the related objects in the next step, you need to download the invoice, as shown in the figure below.

4. This will pop up the window as shown in the figure. Click OK to realize that the invoice returned by the extension has been read into the host, as shown in the figure below.