Learn how to troubleshoot the QuickBooks update error 1625 (This Installation is Forbidden by System Policy):

QuickBooks error code 1625 is usually encountered while establishing the QuickBooks Desktop program. This error may also annoy you if some Microsoft-related program, like Windows Installer, is running in the background. Moreover, intuit releases latest update of QuickBooks which makes the error even more frequent. This error often comes up as a message on your screen with the error message stating “This installation is forbidden by system policy that occur when installing or updating QuickBooks”.

This issue can also be encountered while starting or shutting down your system. It may also show up at times when the Windows Framework is being installed on the system. Besides the several causes stated heretofore, the Error Code 1625 may be stumbled upon if you are accessing some tool that can only be accessed by using the admin credentials. In this article, we shall apprise you of the QuickBooks error code 1625, the factors that trigger it, along with the quick resolutions to troubleshoot the same. So, to delve deeper and uproot the error, make sure that you read this article carefully till the end.

Factors causing QuickBooks error 1625

You might end up in this error due to the following reasons, namely:

  • Important files related to Windows installer got deleted by any other program.
  • The Windows Registry may be corrupted due to some changes made to the Windows installer.
  • Your system may be infected by some malware that affected Windows registry files, framework records or installer-related program files.
  • Inadvertent deletion of essential QuickBooks Desktop files.
  • The Windows Installer framework got corrupted/damaged or you may not have logged in as an admin.

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Quick Fixes to the QuickBooks update error 1625

There can be a handful of methods that can be adopted to eliminate the QuickBooks error 1625. Let us sail across each of these methods one by one:

Method 1: Verifying Obsolete gadget drivers

You can verify the obsolete drivers to fix the QuickBooks error 1625. All that you need to do is to refresh the drivers and also check if they are running properly. In case any incorrect driver is being used, it might lead to the error. It is recommended to use the driver doc to refresh the major parts of the gadget driver’s. This process will assist you in enhancing the overall functioning of the drivers and enhance the working through resolution of the Error 1625.

Method 2: Configure your Windows settings

The steps involved for configuring the settings of your Windows are different for Windows vista 7, 8, 10 and Windows XP. Thus, make sure that you carry out the steps below with utmost observance:

For Windows vista 7, 8, or 10

The Windows vista, 7, 8, or 10 users can carry out the below steps:

  • At first, access the Run window by pressing Win + R keys together.
Windows + R Keys - Screenshot
  • In the Run window, type gpedit.msc and click on OK.
Run gpedit.msc - Screenshot Image
  • Subsequently, move to the local computer policy window and choose Computer configuration.
  • Now, head to the administrative templates option.
Administrative templates - Screenshot Image
  • Once you are done with that, head to the Windows components and click on Windows installer.
  • After that from applying vendor-signed updates, double click on prohibit non-administrators.
Prohibit non-administrators - Screenshot Image
  • And lastly move to the disabled option and click on OK tab.

For Windows XP

If you are a Windows XP user, then follow the below mentioned steps:

  • Proceed to the Start menu on the taskbar and also open the Run Window.
  • Type gpedit.msc in the run window and click on ok tab.
  • Now move to the local computer policy window and also click on the computer configuration.
  • After that go to the admin templates.
Admin Template-screenshot
  • Proceed ahead to the Windows components and hit on Windows installer.
  • Next, now from applying vendor signed updates, double click on prohibit non-administrators.
  • Finally, navigate to the disabled option and click on the OK tab.

Read Also: How to Fix QuickBooks Error Code 12002?

Method 3: Changing UAC settings

Altering the UAC settings may help in the resolution of the Update Error Code 1625 in QuickBooks. All you need to do is to follow the steps entailed in the following procedure:

  • Initially, navigate to the Start menu.
  • Type in MSCONFIG in the search bar and hit the Enter key.
Type msconfig in Run box - Screenshot
  • If the UAC window prompt shows up on the screen, you need to choose the continue tab.
  • Now head to tools and highlight the change UAC setting option and subsequently, click on launch.
  • Select the never notify option.
Change user access control settings and Set it to never to notify - Screenshot
  • If you are prompted to restart the system, choose the option to restart your computer.
  • Once you have performed all the foregoing steps, restart QuickBooks Desktop software and verify if the error got resolved. If not, follow the steps provided in the subsequent method.

Method 4: Configuring software restriction policy

Configuring software restriction policy - Screenshot Image

If the previous methods didn’t work, configuring the software restriction policy might resolve the error. Follow the brief yet invaluable walk through below to configure the same:

  • Initially, click on the Start tab and head to the control panel.
  • Subsequently, open the admin tools and go to the local security settings.
  • Choose the software restriction policies.
  • Right-click on the software restriction policy node if there is no software restrictions policy defined.
  • After that choose on the new software restriction policy option.
  • You are then required to double click on enforcement.
  • Now, move to all users except local admin and click on OK tab.
  • Finally reboot the system to reflect the changes made.

See this Also: Download the latest tax table in QuickBooks Desktop

Method 5: Run regedit

This is the last, but effective method that can be conformed to fix the QuickBooks error code 1625. The steps to run regedit are mentioned below:

  • Click on the Start tab.
  • Type in command in the search bar without pressing the Enter key.
  • Press the ctrl + shift keys together and hit enter tab.
  • Click on yes once the permission dialog box appears.
  • A black box with blinking cursor can now be seen on the screen.
  • Type regedit and hit the Enter key.
Type regedit on Run box - Screenshot
  • Choose export from the file menu.
  • Type a name for the backup file in the file name box as Windows installer backup.
  • Ensure that you opt for the selected branch and also the export range box.
Use Registry Editor - Screenshot
  • Subsequently, choose the save tab and save the file with the .reg file extension.
  • In the culmination, you will require the backup of the Windows installer.


QuickBooks error code 1625 is quite easy to rectify once you strictly adhere to the above mentioned steps. We are confident that the above stated methods assisted you in troubleshooting the Update Error code 1625.

But if in case you encountered any technical intricacy while implementing the steps, or if you need any sort of technical assistance, then in that case we recommend you to get in immediate touch with our 24/7 QuickBooks enterprise technical support team at 1-800-761-1787. Our team of certified professionals will assist you with immediate technical assistance.


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