When updating QuickBooks, QuickBooks Error 15106 may occur. Corrupted update program can lead to this error. Other reasons that can lead to QB Error Code 15106 are - • Update program is not opening. • Antivirus is stopping update. • Admin account is not being used. How to fix QB Error 15106? After each step download latest tax table, if in case the QB payroll subscription is active. Step No. 1 - Use admin account • Log in as administrator. • Right click the QB icon, if in case non-admin account is being used. • Run QB as administrator. • Now, you are using QB with an admin account. • Check for QuickBooks Error 15106. Step No. 2 - Stop antivirus software • Go to Task Manager. • Under Processes tab, select End Process for antivirus .exe file. • If in case, you get an error, uninstall antivirus software. • Now, go to C:\Program Files\Intuit\QuickBooks(year)\Components or C:\Program Files(x86)\Intuit\Quickbooks(year)\Components. • Add .old at the end of this folder’s name - downloadqbXX. • Update your QuickBooks. • See, if you are getting QB Error 15106. If you are finding any difficulty in applying the steps given above, or if you are unable to fix QB Error 15106, you can call QuickBooks experts at Accountant Squad at the toll-free QuickBooks Tech Support Number 1-888-502-0363 to get fast troubleshooting. quickbooks error 15106 quickbooks update error 15106 error 15106 qb error 15106 quickbooks error code 15106 error 15106 quickbooks quickbooks payroll update error 15106