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

QuickBooks error code 1625 is usually seen during the establishment of the program. Also, while a Microsoft Corporation-related program is running, such as Windows installer. Moreover, intuit releases latest update of QuickBooks which makes the error even more frequent. This error message appears on the screen with the error message “This installation is forbidden by system policy that occur when installing or updating QuickBooks”.

This issue can also be encountered when the system starts or the windows shut down, or also at times when the windows working framework is being installed. Few users also reported that they have encountered this error when they were trying to install windows but there is any security policy was being enabled on the system. Also, you might be possible to stumble upon such an error if any tool is accessed by you that can only be accessed by using admin credentials. In this article, we will be talking about the QuickBooks error code 1625, the factors causing it, along with the quick solutions in detail. So, to know more, make sure to read the article carefully till the end.

Factors causing QuickBooks error 1625

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

  • In case any of the files related to windows installer got deleted by any other program.
  • In case of any malware that damage windows registry units, framework records or installer-related program files.
  • If the windows registry is corrupted due to changes made in windows installer programming.
  • Another reason can be, when the installer prevents you from programming refreshes.
  • If the windows installer framework gets corrupted/damaged or you have not logged in as admin.

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Quick Fixes to the QuickBooks update error 1625

There can be a handful of methods that can be adopted in order to get rid of the QuickBooks error 1625. Let us explore each of the methods one by one:

Method 1: Verifying Obsolete gadget drivers

You can verify the obsolete gadget drivers to fix the QuickBooks error 1625. All that is required is to refresh the drivers and also check them that they are used correctly. In case any incorrect driver is being used, it might lead to such an error. It is recommended to use the driver doc to refresh the gadget driver’s major part. This process will help in enhancing the overall functioning of the drivers and improve the working by resolve the errors.

Method 2: Configure your windows settings

The steps involved in second method vary between windows vista 7, 8, 10 and windows XP. Thus, make sure that you carefully carry out the steps below:

For windows vista 7, 8, or 10

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

  • First of all, move to the run window by pressing Windows key + R keys.
Windows + R Keys - Screenshot
  • And then type gpedit.msc and click on OK tab.
Run gpedit.msc - Screenshot Image
  • Next step is to move to the local computer policy window and then hit a click on Computer configuration.
  • Now you should move to the administrative templates.
Administrative templates - Screenshot Image
  • Once don with that, move to the windows components and hit a 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

In case you are windows XP user, then the below steps would be the most suitable ones for you:

  • Move to the Start tab on the taskbar and also choose Run.
  • Next step is to 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 navigate to the admin templates.
Admin Template-screenshot
  • Followed by moving to the Windows components and click on the windows installer.
  • Next, now from applying vendor signed updates, double click on prohibit non-administrators.
  • And lastly navigate to the disabled option and hit OK tab.

Read Also: How to Fix QuickBooks Error Code 12002?

Method 3: Changing UAC settings

Another method to try out is to change the UAC settings or configure them. The steps involved in this procedure are as follows:

  • The initial step is to navigate to the Start menu.
  • Followed by typing in MSCONFIG in the search bar and also hit Enter key.
Type msconfig in Run box - Screenshot
  • Next step is to hit a click on continue tab if the UAC window prompts.
  • Now move to the tools and then highlight the change UAC setting and click on launch.
  • It is then required to select never notify.
Change user access control settings and Set it to never to notify - Screenshot
  • Followed by restarting the system if prompted to.

Method 4: Configuring software restriction policy

Configuring software restriction policy - Screenshot Image

If the above methods didn’t work, then try configuring the software restriction policy, as this might resolve the error up to a great extent. The steps to be followed in this are:

  • Firstly hit a click on Start tab and move to the control panel.
  • After that open the admin tools and move to the local security settings.
  • Next step is to opt for the software restriction policies.
  • Followed by hitting a right click on the software restriction policy node if here is no software restrictions policy defined.
  • After that hit a click on the new software restriction policy.
  • Also double click on enforcement.
  • Now it is required to move to the all users except local admin and hit OK tab.
  • And finally reboot the system.

See this Also: How to Fix QuickBooks Unrecoverable Error?

Method 5: Run regedit

This is the last method that one can opt for in order to fix the QuickBooks error code 1625. The steps to be followed here are:

  • Initially, click on Start tab.
  • And then type in command in the search bar. Also avoid pressing enter key.
  • Next step is to press ctrl and shift on the keyboard and also hit enter tab.
  • You are then required to click on yes, when the permission dialog box appears.
  • Now you might see a black box with blinking cursor.
  • Where, you need to type regedit and hit enter key.
Type regedit on Run box - Screenshot
  • After that pick export in the file menu.
  • And also, type a name for the backup file in the file name box as windows installer backup.
  • Now make sure to go for the selected branch and also export range box.
Use Registry Editor - Screenshot
  • Next, select save tab and after that save the file with .reg file extension.
  • Towards the end, you will have the backup of the windows installer.


QuickBooks error code 1625 becomes easy to resolve once the above steps are followed. It is believed that the above stated methods and steps would be enough to fix the error. But if in case you get stuck at any point of time, or if you need any sort of technical assistance, then in that case we would recommend you to get in touch with our 24/7 QuickBooks enterprise technical support team at 1-800-761-1787. Our team of ProAdvisors will ensure to provide you with immediate technical assistance.


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