Resolving QuickBooks Error Code 1625: A Comprehensive Guide

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QuickBooks Error Code 1625 can be a roadblock in your workflow, especially when installing or updating TurboTax.


QuickBooks Error Code 1625 can be a roadblock in your workflow, especially when installing or updating TurboTax. The error message, "This installation is forbidden by system policy," is not uncommon during Windows startup, shutdown, or OS establishment. To ease the frustration, this guide provides a simplified, humanized approach to fixing QuickBooks Error Code 1625.


When Does QuickBooks Error 1625 Appear?

  • Encountering this error is possible during various scenarios:
  • Installation of the operating system.
  • Opening or closing of Windows.
  • Background processing of Windows Installer and similar software.

Why Does This Error Occur?

Several reasons may lead to QuickBooks Error 1625:

  • User not logged in as an admin.
  • Corrupted download of the Windows installer program.
  • Corruption in the Windows registry where the program is installed.
  • Deletion of Windows installer files by other external programs.

Steps to Fix QuickBooks Error 1625:

Update Device Drivers:

  • Obsolete device drivers can trigger the error. To address this:
  • Update your device drivers to the latest versions.
  • Avoid using incorrect drivers to prevent recurring issues.

Configure Windows Settings:

  • For Windows Vista, 7, 8, or 10:
  • Press Windows + R to open the Run window.
  • Type "gpedit.msc" and click OK.
  • Navigate to Local System Policy System Configuration Admin Templates Windows Components Windows Installer.
  • Double-click "Prohibit non-admins," set it to Disabled, and click OK.

For Windows XP:

  • Click Start, run "gpedit.msc," and follow similar steps as mentioned above.

Run Regedit:

  • Type "regedit" in the search bar and press Enter.
  • Press Ctrl + Shift + Enter.
  • Click Yes in the permission dialog box.
  • Select Export in the File menu, name the backup file, and save it with a .reg extension.
  • Verify if the issue is resolved.

Configure Software Restriction Policy:

  • Open Control Panel, go to Admin Tools Local Security Settings Software Restriction Policies.
  • If no policies are defined, right-click on Software Restriction Policies New Software Restriction Policy.
  • Double-click Enforcement, select "All users except local admins," and click OK.
  • Reboot your system and check for changes.

Change UAC Settings:

  • Type "MSCONFIG" in the search bar and hit Enter.
  • If the UAC window appears, click Continue.
  • Go to Tools, highlight "Change UAC setting," and click Launch.
  • Choose "Never notify," and reboot if prompted.
  • Confirm if the issue persists.

Read also:- QuickBooks Error 6094


By following these steps, you can effectively resolve QuickBooks Error Code 1625. Implementing each method with care ensures a permanent resolution. However, if the error persists or you find the troubleshooting process challenging, don't hesitate to seek assistance from our QuickBooks Premier Support professionals. Contact us at +1-888-351-0999 for expert guidance and support tailored to your needs.