What happens if I uninstall Microsoft Office Enterprise 2007?

At times you may not be able to uninstall Office 2007 using the Add or Remove Program utility available in Windows. In such cases, you may have to remove the software manually.

In this article, we will discuss how to manually uninstall Microsoft Office 2007 on a Windows XP computer if you cannot uninstall Office 2007 using the Add or Remove Programs utility.

Manual uninstallation of Microsoft Office 2007

Note: You need to be logged in as an administrator to complete the steps listed below.

Task 1 ? Remove Windows Installer packages of Office 2007

  1. Click Start and then click Run.
  2. In the Open box, type installer and then click the OK button.
  3. Click the View menu of the Installer window and then click Choose Details.
  4. Select Subject under Details selection, type 340 in the Width of selected columns (in pixels) box, and then click OK.
  5. Again, click the View menu, point to Arrange icons by and then click Subject.
  6. Right-click each .msi file that has the subject as Microsoft Office Product Name 2007 and then click Delete to remove all Office 2007 .msi files.

Task 2 ? Stop Office services and remove Office 2007 remaining installation folders

  1. Click Start and then click Run.
  2. Type services.msc and then press Enter to open the Services window.
  3. In the right-pane, locate and right-click Office Source Engine and click Stop.
  4. Click the File menu and then click Exit to close the Services window.
  5. Click Start and then click Run.
  6. Type %CommonProgramFiles%\Microsoft Shared and press Enter.
  7. Locate and right-click Office12 and Source Engine folders (one by one); click Delete to remove these two folders.
  8. Click Start, click Run, type %ProgramFiles%\Microsoft Office and press Enter.
  9. On the root folder of each hard disk drive locate the MSOCache folder and delete all folders that have Office in the folder name.

Task 3 ? Remove files related to Office 2007

  1. Run %appdata%\microsoft\templates and delete the Normal.dotm and Normalmail.dotm files.
  2. Next, run %appdata%\microsoft\document building blocks\Language_ID and delete the Building blocks.dotx file.
  3. Run %temp%, press Ctrl+A, and then press the Delete button to clear the temporary files.
  4. Next, run %AllUsersprofile%\Application Data\Microsoft\Office\Data.
  5. Locate and right-click the Opa12.dat file and click Delete.

Note: Do not delete the Opa12.bak file.

Task 4 ? Delete Office 2007 registry Keys

  1. Click Start, and then click Run.
  2. Type regedit and press Enter.
  3. In the Registry Editor window, locate and delete the following registry keys

    HKEY_CURRENT_USER\Software\Microsoft\Office\12.0 
    HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Office\12.0
    HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Office\Delivery\ SourceEngine\Downloads\*0FF1CE}-* 
    HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentV ersion\Uninstall\*0FF1CE* 
    HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentV ersion\Installer\UpgradeCodes\*F01FECHKEY_LOCAL_MACHIN E\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\ UserData\S-1-5-18\Products\*F01FEC 
    HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\o se
    HKEY_CLASSES_ROOT\Installer\Features\*F01FEC
    HKEY_CLASSES_ROOT\Installer\Products\*F01FEC 
    HKEY_CLASSES_ROOT\Installer\UpgradeCodes\*F01FEC
    HKEY_CLASSES_ROOT\Installer\Win32Assemblies\*Office12*

  4. Locate and expand the HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentV ersion\Uninstall registry key.
  5. Delete all the keys under this registry key that have:

    ValueName –  Uninstallstring 
    Value?- *\Office Setup Controller\setup.exe*

  6. Click the File menu of the Registry Editor and click Exit.
  7. Restart your Windows XP computer.

Office 2007 is now completely removed from your Windows PC.

If problems occur during the uninstallation of Microsoft Office 2007, the computer can end up leaving behind files, folders and registry data that interfere with other applications on the PC. For example, if you're attempting to upgrade from Office 2007 to Office 2013, but the computer thinks the older version of the software suite is still active, it won't complete the installation of Office 2013. Manually remove all Office 2007 data from the Windows Registry to prevent potential conflicts.

  1. 1.

    Right-click the taskbar from your desktop, select "Task Manager" from the context menu, and then click "File" on the menu bar.

  2. 2.

    Click "Run New Task" to launch Run. Enter "regedit" or "regedit.exe" into the dialog box and then click "OK."

  3. 3.

    Click "Computer" in the left pane. Select "File" from the menu bar and then click "Export." Choose a destination folder for the backup.

  4. 4.

    Create a name for the registry file and then click "OK" to create a backup of the registry. Restore this file using the "Import" option if problems occur after deleting the following folders.

  5. 5.

    Expand the folders "HKEY_CURRENT_USER | Software | Microsoft | Office." Right-click "12.0" and then select "Delete" from the context menu.

  6. 6.

    Click "Yes" when prompted to remove the folder from the registry. Minimize "HKEY_CURRENT_USER."

  7. 7.

    Expand "HKEY_LOCAL_MACHINE | SOFTWARE | Microsoft | Office." Right-click "12.0," click "Delete," and then click "Yes."

  8. 8.

    Return to the "Office" folder and then expand "Delivery," "SourceEngine," then "Downloads." Delete "0FF1CE}-."

  9. 9.

    Return to the "Microsoft" folder. Expand "CurrentVersion," then "Uninstall." Delete the folder "*0FF1CE."

  10. 10.

    Select each subkey under the "Uninstall" folder and review the values in the right pane to find the data "<file> <path>\Office Setup Controller\Setup.exe <path>." The <file> and <path> values vary.

  11. 11.

    Right-click the subkey and then select "Delete" from the context menu. Return to "CurrentVersion," expand "Installer," and then right-click "Upgrade Codes." Click "Delete," then "Yes."

  12. 12.

    Expand "UserData" from under "Installer," and then expand "S-1-5-18" and "Products." Right-click "*F01FEC," select "Delete," and then click "Yes."

  13. 13.

    Return to "HKEY_LOCAL_MACHINE." Expand "SYSTEM," "CurrentControlSet," then "Services." Delete the "ose" folder.

  14. 14.

    Minimize "HKEY_LOCAL_MACHINE." Expand "HKEY_CLASSES_ROOT," "Installer," then "Features." Delete "*F01FEC."

  15. 15.

    Return to "Installer" and expand "Products." Delete "F01FEC." Return to "Installer," expand "UpgradeCodes," and delete "F01FEC."

  16. 16.

    Expand "Win32Asemblies" from under "Installer." Right-click "Office12," select "Delete," and then click "Yes."

  17. 17.

    Restart the computer to apply your changes and completely remove Office 2007 from the Windows Registry.

    What will happen if I uninstall Microsoft Office Enterprise 2007?

    Uninstalling Office has no impact on Data.

    Can I uninstall Microsoft Office Enterprise?

    On Windows 10, click the Start button and type control panel. Press Enter, and then click Uninstall a program. Then select Microsoft 365 and click Uninstall.

    Is Microsoft Office Enterprise 2007 still supported?

    Support for Office 2007 ended on October 10, 2017. All of your Office 2007 apps will continue to function. However, you could expose yourself to serious and potentially harmful security risks. Upgrade to a newer version of Office so you can stay up to date with all the latest features, patches, and security updates.

    What is the use of Microsoft Office Enterprise 2007?

    Office 2007 includes new applications and server-side tools, including Microsoft Office Groove, a collaboration and communication suite for smaller businesses, which was originally developed by Groove Networks before being acquired by Microsoft in 2005.