Microsoft Office 2016 Installation Error 30125-39 (12007)


There are many reasons that could trigger error 30125-39 (12007). An unstable Internet is most likely the reason. Sometimes your Antivirus and Firewall protections block all efforts to perform requested task. If the problem still persists, delete the left-over Office files and reinstall the product.

Download the Diagnostic

There are certain situations when missing entries in your registry and registry corruption causes this problem. Try running a registry scan to identify if there are any such issues.

  1. Click the button below to download and install the Diagnostic
  2. Perform a Registry scan and fix any problems detected.
  3. Restart your computer.

Estimated Download Time: 10 Seconds

Switch to Wi-Fi

You might want to connect to an active Internet connection in order to smoothly download files during the installation. The setup might have failed to download files due to problem with your network connection, bandwidth issue or slow Internet.

Use an Offline Installer

An unstable Internet connection might have caused this issue. Office Setup downloads a long lsit of files during the installation. Failure to download files due to network congestion, slow bandwidth and many other reasons, could cause the install the fail. Download a standalone installer, also known as an offline setup.

Temporarily Disable Antivirus

An Antivirus secures your system against adware malware, viruses, Trojan and other potentially dangerous objects. The real-time protection of a premium Antivirus performs an on-going check-up of the files/ programs you open. Any suspicious behaviour of an executable file or an application will trigger a threat notification and your Antivirus would take the default action or prompt you for an action. It is also common for antiviruses to trigger false positives for genuine applications. Temporarily disable your Antivirus and re-run the Office 2016 Setup.

Temporarily Disable the Firewall

Firewall conflicts are very common. Your Firewall program might have blocked connection to the download servers during the installation. Temporarily turn off your Firewall protection and re-run the setup again.

  1. Type Firewall in the Search Box on your Taskbar.
  2. Open the Windows Firewall from the Search Results.
  3. Click the link label Turn Windows Firewall On or Off on the left side of your screen.
  4. Turn off the Firewall l protection for both the Private and Public networks.
  5. Save the changes, and exit.

Perform Reinstallation

Reinstalling the product might help resolve issues caused by an incomplete installation. Follow the steps given below to completely remove Office suite from your PC and reinstall it again.

  1. Click the Start button, select Settings.
  2. Click the System icon in the main screen.
  3. Click on Apps & Features tab.
  4. In the Type an app name box, enter Microsoft Office.
  5. Click the product entry, and then Uninstall button.
  6. Follow the on-screen instructions and restart your computer.
  7. Download a fresh Office Setup online and reinstall the program.

Manually Remove Office & Reinstall

Files left-over after uninstallation can still cause 30125-39 (12007) error. You might want to manually delete the program files, shared components, stop associated services and Registry entries. Here’s how:

  • Quit Setup

Exit the Office Setup. If the setup fails to quit, fire up Task Manager by pressing Windows Key + X, and selecting Task Manager. Click More details. Click the Processes tab. Right-click setup.exe and choose End task.

  • Remove Installation Files
  1. Double-click This PC icon on your Desktop.
  2. Open up the following location:
    • C:\Program Files
  3. Delete the sub-folders named Microsoft Office and Microsoft Office 15.
  4. Open up the following directory:
    • C:\Program Files (x86)
  5. Delete the sub-folders named Microsoft Office and Microsoft Office 15.

Note: If you’re using a 64-bit Office version, you wouldn’t find these folders under Program Files (x86) directory.

End Associated Services

  1. Press Windows Key + X, select Command Prompt (Admin).
  2. Execute the following commands one by one:
    • schtasks.exe /delete /tn “\Microsoft\Office\Office Automatic Updates”
    • schtasks.exe /delete /tn “\Microsoft\Office\Office Subscription Maintenance”
    • schtasks.exe /delete /tn “\Microsoft\Office\Office ClickToRun Service Monitor”

Remove Registry Entries

  1. In the Search Box on your Taskbar, type RegEdit and hit ENTER.
  2. From the left hand side panel, delete the following sub-keys:
    • HKEY_CURRENT_USER\Software\Microsoft\Office
    • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Office\ClickToRun

Note: To delete a sub-key, right-click it and choose Delete option. When you’re asked to confirm, click Yes.

Delete Application Shortcuts

  1. Press Windows Key + R key simultaneously.
  2. Type the following directory path:
    • %ALLUSERSPROFILE%\Microsoft\Windows\Start Menu\Programs
  3. Click OK or press ENTER.
  4. Delete all the Office application shortcuts, viz. Word 2016, Excel 2016, OneNote 2016, PowerPoint 2016, and so on.
  5. Delete a sub-folder called Microsoft Office 2016 Tools.

Unpin Taskbar Icons

Right-click the Taskbar icon of each Office program, and select Unpin from Taskbar.

That’s it, folks. You have successfully removed the Office product from your computer. Try attempting to reinstall it again.

Perform Disk CleanUp

Disk CleanUp cleans all the temporary files on your hard drive. Some setup extracted contents might have been corrupted, deleted, moved or renamed. To prevent reoccurrence of error 30125-39 (12007), delete them using the Disk CleanUp utility.

  1. Double-click This PC icon on the Desktop.
  2. Right-click your system partition, for example, drive C:\
  3. Select Properties.
  4. Click the Disk CleanUp button.
  5. It may take a moment to analyse the nature and size of the temporary files.
  6. Check-up all the boxes in the subsequent screen, and then click OK.


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