QuickBooks POS Error 1330 is one of the common errors that a QB POS user might encounter. QuickBooks Point of Sale Error 1330 reflects that an unauthorized data signature is located when the user is trying to install QuickBooks POS.The error arises when the user is trying to update software with the latest update patch. The reasons that lead to the error include - damaged authorized digital signs under cab files, error in Windows, etc. Solutions are available that you can follow to fix QuickBooks POS Error 1330. If you have problem in fixing QuickBooks Point of Sale Error 1330, our certified QuickBooks experts can easily fix this for you. Our certified technical experts have a lot of experience in fixing all types of errors and issues with QuickBooks. Our ProAdvisors are available 24/7 to provide excellent and reliable solutions to problems faced with QuickBooks. We provide: • Immediate troubleshooting • Certified Technicians to handle your queries • 24/7 technical support Give us a call at our QuickBooks Desktop Support Number 1-888-502-0363 for instant assistance.