QuickBooks is an effective tool for small to medium-sized businesses to use on a digital platform to handle their accounting needs. It releases updates on a regular basis to bring new improvements and features to its palette. However, users frequently report Quickbooks error 1625 while installing updates. When the Windows Installer is running on the system, an error message appears that states, "This installation is forbidden by system policy, which occurs when installing or updating QuickBooks." The error can be traced back to a system configuration that prevents non-admin users from installing anything. More on the error can be found in the blog post below.