In the app header, click your profile.
If you haven't already added a picture, you'll see your initials in a circle.
Click Edit profile.
To add a Profile picture, click Upload picture, then browse for the profile picture that you want to upload.
Click on your Display name to edit it.
Go to Choose a cover image, and select an image from the list. People will see your cover image anywhere that your contact card is shown.
When you've made your changes, click Save.
Webex | Edit Your Profile
You can edit your profile in Webex to add a profile picture, update your display name or select a profile cover image. This adds a personal and creative touch to your profile, making it easier for people to recognize you.