Easy Troubleshooting Guide to Resolve QuickBooks Error 15103

Good grief; the IT guy showed you how stuff would work on those even better, through a quasi-training session regarding the software. Also, he advised zeroing in on regularly updating the QuickBooks application for every new update release. Unfortunately, the moment you felt that you had the software down, you would see an error message peppering your screen while installing updates on your QuickBooks software; for example, ‘QuickBooks Error 15103: The update program is damaged or the update program cannot be opened.’