Installing OutlookTag Add-In for Tagging Outlook Email Messages 1) Download the OutlookTag.zip file and extract its contents into a convenient folder (default is /OutlookTag. 2) Make sure SetTags desktop is installed and has been run at least once. 3) If Outlook is running it, close it and check that Outlook.exe is not running by showing the Processes tab of Task Manager or the Details Tab in Windows 10. Select “End Process” after right-clicking on Outlook.exe in the Task Manager list 4) Click on the extracted file OutlookTag.application. This will install the OutlookTag Add-In. The installation process should complete with the message “Registration successful”. 5) Restart Outlook. The start screen should indicate when different Add-Ins are loaded and include OutlookTag.