When an email is tracked through Dynamics 365 App for outlook it does not show track icon against that email Wherein in Dynamics 365 client for outlook we are able to see track icon. In order to check that if email is tracked or not.
1. Logged in as a CRM user in OWA or Desktop Outlook
2. To check if email is track,need to open email and click on Dynamics 365 app for outlook icon
3. If email is tracked it will show as track, if not it will give us the option to track
User should be able to see an "icon" to know if the email is tracked or not as it shows in Dynamics 365 Client for Outlook