Solution 1: Login as an admin in your system
Solution 2: Perform a clean installation of QuickBooks in startup mode
Solution 3: Turn off user account control (UAC)
Solution 4: Stop antivirus and rename the folders
All these solutions will help you resolve QuickBooks Error 15106. In case the error persists on your software, dial QuickBooks 2021 Support Phone Number and get the best troubleshooting steps for QuickBooks Error 15106. Our team will provide you with the best technical solutions for your QuickBooks queries.