Step by step to uninstall the Dynamics CRM Outlook Client successfully

Uninstall Outlook Client manual

1. Uninstall all CRM and SQL Server (if exist) components from Add or Remove Programs.

2. Delete following folders:

Note: Run the Windows Explorer as Administrator. If it says any files are in use and does not let you delete the folder, click Start > Run, type services.msc and click OK. Stop any SQL services that are running, and then delete the folder.

• C:\Program Files\Microsoft Dynamics CRM

• C:\Program Files\Microsoft SQL Server

• C:\Program Files\Microsoft SQL Server Compact Edition

• %Appdata%\Local\Microsoft\MSCRM

• %Appdata%\Roaming\Microsoft\MSCRM

3. Click Start > Run, type regedit , and then click OK.

Important: Make sure to take a backup of your registry before applying any changes.

4. Delete all of these keys that still exist:

• HKEY_CURRENT_USER\Software\Microsoft\Microsoft Dynamics CRM 2011 for Microsoft Office Outlook

• HKEY_CURRENT_USER\Software\Microsoft\MSCRM

• HKEY_CURRENT_USER\Software\Microsoft\MSCRMClient

• HKEY_CURRENT_USER\Software\Microsoft\MSCRMMsgStore

• HKEY_CURRENT_USER\Software\Microsoft\MSCRMIntegration

• HKEY_CURRENT_USER\Software\Microsoft\Office\Outlook\Addins\crmaddin.RibbonAddin

• HKEY_LOCAL_MACHINE\Software\Microsoft\MSCRM

• HKEY_LOCAL_MACHINE\Software\Microsoft\MSCRMClient

• HKEY_LOCAL_MACHINE \Software\Microsoft\MSCRMIntegration

• HKEY_LOCAL_MACHINE\Software\Microsoft\Office\Outlook\Addins\crmaddin.Addin

5. Use the Program Install and Uninstall troubleshooter to remove any residues

https://support.microsoft.com/mats/Program_Install_and_Uninstall

Remove both of these entries:

• (All Users) Microsoft Dynamics CRM 2011 English (United States) Language Pack

• (All Users) Microsoft Dynamics CRM 2011 for Microsoft Office Outlook

6. Restart the computer.

7. Download and reinstall Microsoft Dynamics CRM 2011 for Office Outlook

https://www.microsoft.com/en-us/download/details.aspx?id=27821

Please also see

https://msdn.microsoft.com/en-us/library/dd979418(v=crm.6).aspx

Best Regards

Dynamics CRM Team