Using Classic Outlook on Windows for personal email, calendar, and contact management
Hello
I am Prakash and I will be glad to assist you today with your question.
If you are using Exchange on-prem then you can use SMS notifications using below steps
To enable or disable text message notifications, follow the steps below:
Select Settings Settings icon > Options or View all Outlook settings
Select General > Text messaging.
However, SMS services has been disconnected for Exchange online.
Below are reference guide :
https://support.microsoft.com/office/763907f8-65be-4138-beeb-fc770adf5c6d
https://support.microsoft.com/office/d72fe813-95ea-435b-ac77-b76e68c8b672
In case of additional questions, reach out back to us, and we will be happy to help and try our best to resolve your issue.
Best Regards, Prakash Give back to the Community. Help the next person who has this issue by indicating if this reply solved your problem. Click Yes or No below.