When to use:
If you want to update your picture in Exchange.
If you do not have an Exchange picture and you would like to have one to help people recognize you.
Change Exchange Picture:
You can access the setting by logging in on the web (Outlook.com).
There may be a page where it asks you to stay signed-in. You can choose either options.
Click on your account icon at the top right: and click “My Account”
Click on the camera icon next to the blank person:
After that, click “Upload a new photo”, choose your photo of choice, and apply that as your Exchange picture.
You’re done! All Microsoft 365 apps will be updated with your new picture. For example, everyone can see your new picture in Teams and your Emails in Outlook.