Troubleshooting internet connection issues, firewall settings, and having mulitple instances of QuickBooks installed on the computer.

This article describes two possible installation errors: either the installation is interrupted and the action is rolled back, or the QBFCService fails to start.

You can download QuickBooks and other Intuit products such as Point of Sale, Invoice Manager, and Simple Start from the Internet.

Cash Register Plus only runs on a 32-bit operating system.

Describes cause of Error 1920: Service QB Database Manager Service failed to start: When installing the QuickBooks Database Manager Service scans drives for company files and cannot access a drive. Contains steps to resolve and resume installation.