QuickBooks is an integral part of most small businesses, and it is highly important that it gets updated to have a perfect run. However, problems arise when during the updating process, there are errors from the software. One error user report while updating QuickBooks is QuickBooks Update Error 1625. This occurs as the result of QuickBooks's inability to install the latest update. Generally, these have two primary causes: system settings issues and others that can be categorized as permission issues.
So, if you get Error 1625, then don't fret because I'm right here with a very simple one-on-one guide for your reference and use.
What Is QuickBooks Update Error 1625?
QuickBooks Error 1625 arises when the application fails to install an update and the probable cause would be a problem with the user permissions or settings related to computer security. It might come accompanied by a message like this:
"Error 1625: This installation is forbidden by system policy."
This type of error causes the update process to stop completely, and in the current scenario, the QuickBooks software might not be updated that could lead to bugs or security problems. So, you must deal with this error as soon as possible so that your business operates at an optimal level.
General Sources of QuickBooks Error 1625
● User Permissions Issues: Instructions may not install or update software because the user account under which the instructions are installed might not have the rights to install or update the software.
● Antivirus or Firewall Interference: The antivirus may interfere with the process by blocking the update.
● Corrupted Windows Installer: Problem with Windows Installer or system files might prevent the installation process from completing.
● Incorrect Settings: The wrongly configured group policy settings in Windows can also impede the installs and updates.
Step-by-Step Solutions to Resolve QuickBooks Error 1625
1. Open QuickBooks as Administrator.
One of the most simple fixes is to have the QuickBooks run as an administrator:
● Right-click on the QuickBooks icon on the computer's desktop.
● Then, click the Run as administrator.
● For a final check, attempt to update QuickBooks again and see if the same error recurs.
2. Windows Group Policy Settings
Check for Windows group policy settings if your computer is connected to a corporate network or configured with other designed group policies to prevent QuickBooks updates.
To troubleshoot:
- Windows Key + R to open the Run dialogue.
- Type gpedit.msc and click Enter.

- Browse to Computer Configuration > Administrative Templates > Windows Components > Windows Installer.
- Check that the policy "Disable Windows Installer" is set to Not Configured or Disabled.
- Restart your computer and try the update again.
3. Disable Antivirus or Firewall for some time
Sometimes, your antivirus software or firewall may block QuickBooks updates, thinking it is a threat. Check to determine if that might be the case:
● Temporarily disable your antivirus program or firewall.
● Try to update again.
● If the update was a success, then you should add QuickBooks to your antivirus or firewall exceptions list, followed by the activation of your security software.
4. Windows Installer Repair
Windows Installer corruption could be another reason behind Error 1625. In order to resolve this,
● Windows + R keys>type msiexec /unregister and then hit Enter.
● Then, press Windows + R once more, type msiexec /regserver, and then press Enter.
● Restart the computer and attempt to apply updates to QuickBooks.
5. Tools Hub inside QuickBooks
If the above methods do not work, you may want to consider using the QuickBooks Tool Hub. The QuickBooks Tool Hub is a free tool provided by Intuit for the purpose of serving all issues related to QuickBooks.
● Download and install the QuickBooks Tool Hub on the official site of Intuit.
● Open Tool Hub and then click Program Problems under the window menu.
● Click on the QuickBooks Install Diagnostic Tool and let it run.
● Once the scanning process is complete, restart your computer and attempt to update again.
6. Install QuickBooks again.
As an absolute last resort, if all else fails, reinstalling QuickBooks will cure installations from bad installation files. It's very important that you back up your data before re-installing the product.
● UNINSTALL QUICKBOOKS FROM THE CONTROL PANEL.
● Restart your computer.
● Download the newest version of QuickBooks from the Intuit website, and then proceed to install it on your computer.
● After installation, attempt the update again.
Conclusion
QuickBooks Update Error 1625 is one of the more frustrating errors, but usually very easy to address by changing permissions and system settings or modifying the installer. The fix outlined here will guide you in easily clearing through this error so you can update your QuickBooks software.
If these suggestions don't resolve the issue, it's likely it's time to bring in the QuickBooks support team to help. Updating your software ensures you are using all of the new features and security patches available, so don't delay!