QuickBooks Error 15276: Step-by-Step Troubleshooting Guide QuickBooks Error 15276 is frequently caused by incomplete installs or authorization problems and arises when payroll or application updates are being downloaded. "The payroll update did not complete successfully" or "The update failed" are the usual statements. Check your internet and payroll subscription settings, run QuickBooks as an administrator, and make sure it is updated in order to resolve the issue. Call 1.855.738.2784 to speak with a QB support agent if you run into any issues.URL :https://enterprisesupportnumber.godaddysites.com/f/effective-steps-for-eliminating-quickbooks-error-15276