If other users run Dynamics 365 for Outlook on the same device, those users should sign out of Microsoft Windows before uninstalling Dynamics 365 for Outlook. This is especially true for Citrix or Remote Desktop environments where additional sessions are common and should be closed before uninstalling Dynamics 365 for Outlook.
You might want to disable Dynamics 365 for Outlook instead of uninstalling it. To disable Dynamics 365 for Outlook, go to File > Options. Click Add-Ins, click the Go button next to Manage: COM Add-ins, clear both Dynamics 365 add-ins, and then click OK.
Start Programs and Features in the Control Panel.
On the Uninstall or change a program page, select the version of Dynamics 365 for Outlook you want to uninstall, and then click Uninstall/Change.
In the Setup wizard, on the Choose the installation you want page, click Uninstall or Repair.
When the wizard finishes, click Close.
If prompted, restart your computer.
If an uninstallation is not completed while you are logged on to the client computer as the user who originally installed the application, the offline database will remain attached to the instance of SQL Server Express. After the uninstall is complete, you can manually detach the offline database.
Files not removed during a Microsoft Dynamics 365 for Outlook uninstall
The following files aren’t removed when you uninstall Dynamics 365 for Outlook.
1Program Files\Microsoft Dynamics CRM\Client\ConfigWizard\CrmForOutlookInstaller.exe
1The default folder name is Program Files or Program Files (x86).