Zoom backgrounds: click on the image you would like to dowload, a window with the image will open, right-click (or control-click on a mac) and save the image to your computer/device. These are resolution 1920x1080px optimised for laptop/desktop screen size. Then login to Zoom and click on the little cog at the top right hand side, choose ‘background and filters’ click on the + icon and locate where you saved the image. Zoom will set the image as your new background.