Error 1625 constitutes an installation/update error in QuickBooks. Users who face this error come across the following error message whenever they try to update QuickBooks - “This installation is forbidden by system policy that occurs when installing or updating QuickBooks.” Read this full article to know the possible causes and troubleshooting solutions to fix QuickBooks Error 1625. Thus, keep read on!

What are the Causes of QuickBooks Error 1625?

Some of the major causes of Error 1625 in QuickBooks are:

·         Trying to update QuickBooks desktop without using the Admin account.

·         The Installer files got corrupted file.

·         The Windows components got damaged. These may include corrupted files related to MSXML, NET Framework, etc.

·         Virus or malware affecting the installer files could be another reason.

Solutions to troubleshoot QuickBooks Error 1625

This section contains technical solutions for the easy fixation of QuickBooks Error message 1625. So, follow the guidelines carefully.

Solution 1: Turn off Prohibition on Non-admin accounts

The steps for disabling the blockade on non-admin users are:

•        Press Windows Key + R keys to open the Run window, then type gpedit.msc into the search field.

•        In the Local Group Policy Editor window, select Local Computer Policy by clicking the OK button.

•        Select Windows Settings under Computer Configuration.

•        Now, select Windows Components by double-clicking on Administrative Templates.

•        Click on Applying vendor-signed updates option in Windows Installer.

•        To disable the option to Prohibit non-administrators, double-click on it and slide the slider to the Disabled position.

•        Select OK, then restart the computer.

Solution 2: Configuring UAC Settings

Configuring the UAC can resolve QuickBooks Error 1625. The steps for the same are:

•        Open the Control Panel item from the Start menu.

•        In the new window, select User Accounts.

•        If the UAC window appears asking for confirmation, choose Change User Account Control Settings and then choose Continue.

•        Move the slider to the Never Notify setting, then press the OK button.

•        Restart the computer and attempt the update installation once again.

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