QuickBooks Error 15240 is an update-related problem that arises when improper internet settings, inadequate permissions, or corrupted files prevent the software from downloading or installing payroll or program updates. In order to restore seamless QuickBooks functioning and system performance in QuickBooks software, this mistake must be properly troubleshooted since it can disrupt business operations.  Call 1.855.738.2784 if you need assistance with QuickBooks.