QuickBooks Pro offers its users the option to install multiuser mode for a single person who can use the software on two systems or even for multiple users. It is necessary that each separate user have a valid license to use the QuickBooks software. If you have installed the QuickBooks database server manager, authorized users can log in and access the same files on different systems. Once when you install the QuickBooks Database Server Manager, it automatically scans and configures your company files to sync with authorized computers connected to your network. To know more about this you can contact on the QuickBooks contact number and enquire regarding your query.