Users see the virtual background options in Webex Teams for calls and meetings, depending on the settings you choose.
To enable virtual backgrounds on Webex sites (either through Site Administration or managed in Control Hub), use the procedure in Enable Virtual Backgrounds for Cisco Webex Meetings, Events, and Training.
Before You Begin
Supported file formats for custom backgrounds are: *.jpg, *.jpe, *.jpeg, and *.png.
There are no specific file size requirements for custom backgrounds, but we recommend that users choose files with at least 1280 x 720 pixel resolution for the best experience.
From the customer view in https://admin.webex.com, go to Settings and then scroll to Virtual Backgrounds.
Configure the following settings: