Make sure that the plug-in is enabled at all times


How to make sure that the Office-plugin stays enabled? For this, we make changes in the Windows registry. As an admin, you can make these changes. - Manually - automatically with a REG file - automatically with a Group Policy Object (GPO).

Then, users cannot deactivate the plug-in themselves. Also, Outlook does not put off the plug-in when a delay occurs.

Applies to: Outlook 2016, 2019.


This table shows the key value for the Outlook versions.

Outlook Key value
2016 16.0
2019 16.0
  1. Open the Register Editor.
  2. Go to HKEY_CURRENT_USER\SOFTWARE\Policies\Microsoft\office\1x.0\outlook\resiliency\addinlist
    If necessary, create new keys.

    The key value is different for each Outlook version. Refer to the table.
  3. In the key addinlist, enter the string value ZivverOfficePlugin.AddinModule.

  4. Modify that new string value.

  5. In Value data, enter 1.
    From this time, users cannot disable the plug-in.

  6. Go to HKEY_CURRENT_USER\SOFTWARE\Microsoft\Office\Outlook\Addins\ZivverOfficePlugin.AddinModule

  7. Create the DWORD value LoadBehavior.

  8. Open this new DWORD value.

  9. In Value, enter 3.
    Now the plug-in is always enabled in Outlook.

  10. Go to HKEY_CURRENT_USER\SOFTWARE\Microsoft\Office\1x.0\Outlook\Resiliency\DisabledItems.

  11. Remove the key DisabledItems.

  12. Create key DisabledItems.
    From this time, the plug-in is not off by default.

  13. Go to HKEY_CURRENT_USER\SOFTWARE\Microsoft\Office\1x.0\Outlook\Resiliency\CrashingAddinList

  14. Remove the key CrashingAddinList.

  15. Create again the key CrashingAddinList.
    The plug-in-in is active again also when the plug-in crashed.

  16. Go to HKEY_CURRENT_USER\SOFTWARE\Microsoft\Office\1x.0\Outlook\Resiliency\DoNotDisableAddinList

  17. Create a DWORD value ZivverOfficePlugin.AddinModule.

  18. Modify this new DWORD value.

  19. In Value data, enter 1.
    The plug-in is not disabled when a delay occurs.

Automatically with a REG file

  1. On our support-website, find the file for your Outlook version.
    You can test these files.
  2. Import the REG file.
  3. Confirm.
    Now the changes are automatically set.

automatically with a GPO

  1. Open the Group Policy Manager.
  2. Create a GPO in the domain.
  3. Give that new GPO a name.
  4. Right click that GPO.
  5. Select Edit.
  6. Go to User Configuration.
  7. Click Settings.
  8. Open Windows Settings.
  9. Right click Register.
  10. Enter the correct values. Refer to the table.
1x.0 is different for each Office version. Refer to the table in the manual instructions.
Name # Action Hive Key Value name Type Value
ZivverOfficePlugin.AddinModule 1 Create HKCU HKEY_CURRENT_USER\SOFTWARE\Policies\Microsoft\office\1x.0\outlook\resiliency\addinlist ZivverOfficePlugin.AddinModule REG_DWORD 1
LoadBehavior 2 Update HKCU HKEY_CURRENT_USER\SOFTWARE\Microsoft\Office\Outlook\Addins\ZivverOfficePlugin.AddinModule LoadBehavior REG_DWORD 3
DisabledItems 3 Delete HKCU HKEY_CURRENT_USER\SOFTWARE\Microsoft\Office\1x.0\Outlook\Resiliency\DisabledItems
DisabledItems 4 Create HKCU HKEY_CURRENT_USER\SOFTWARE\Microsoft\Office\1x.0\Outlook\Resiliency\DisabledItems
CrashingAddinList 5 Delete HKCU HKEY_CURRENT_USER\SOFTWARE\Microsoft\Office\1x.0\Outlook\Resiliency\CrashingAddinList
CrashingAddinList 6 Create HKCU HKEY_CURRENT_USER\SOFTWARE\Microsoft\Office\1x.0\Outlook\Resiliency\CrashingAddinList
ZivverOfficePlugin.AddinModule 7 Create HKCU HKEY_CURRENT_USER\SOFTWARE\Microsoft\Office\1x.0\Outlook\Resiliency\DoNotDisableAddinList ZivverOfficePlugin.AddinModule REG_DWORD 1

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