Virtual backgrounds and background blurring are supported only on the following iOS devices:
iPhone 7 or later
For virtual backgrounds to be available, reach out to your site administrator to enable the Display user avatars in the meeting client (Meetings) in Common Site Settings.
Tap Video , and then tap Virtual Background.
Do one of the following:
When you're ready for everyone in the meeting to see your background, tap Apply. Webex remembers your selection for your next meeting.