When setting up payroll or downloading payroll updates, QuickBooks Error 15270 appears this is typically the result of missing updates or improper settings.  A notice indicating that the update was unsuccessfully finished is displayed when this error occurs.  In order to fix it, you must update QuickBooks, confirm your payroll subscription, then use QuickBooks Tool Hub to fix it.  Do you require QuickBooks assistance?  For expert assistance, contact 1.855.738.2784.