While you're setting up your video and audio before joining a meeting, select ’Background filters’. It's just below the video image.
Your background options will display on the right.
Select ’Add new’ to upload a virtual background from your computer.
Your new background will persist in all your meetings and calls until you change it again.
Zoom:
Download the background file above and unzip it.
Sign in to the Zoom desktop client.
Click your profile picture, then click ’Settings’.
Select ’Backgrounds & Filters’ Note: If you do not have the ’Virtual Background’ tab and you have enabled it on the web portal, sign out of the Zoom desktop client and sign in again.
Add your own image by clicking [+] and choosing if you want to upload an image or a video.
If prompted, click ‘Download’ to download the package for virtual background without a green screen.