Payroll Error 15106 is a common error in the 15XXX series that affects QuickBooks update function. This error message appears when a user attempts to update QuickBooks and payroll, indicating that "The update program is damaged or cannot be opened." Unlike other 15XXX series errors, this error mainly occurs due to insufficient administrative rights and firewall restrictions on QuickBooks update services. Read the complete article till the end for detailed reasons and solutions to resolve QuickBooks Desktop error 15106 in this article.

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The Windows Installer is software that helps you install and remove programs and updates on your windows computer. If it gets damaged or corrupted, errors may occur while updating some programs. QuickBooks can face this issue if the Microsoft installer becomes damaged or corrupted. This can lead to QuickBooks Payroll Error 15106, which prevents installation or updating of QuickBooks payroll. Such errors happen when the damaged Microsoft installer stops QuickBooks from updating correctly.