Zoom Virtual Background Low Quality. On the left side menu go to Background Filters. When the green screen option is enabled you will also get the option to use a colour picker to force Zoom to identify a specific shade it needs to replace with the virtual background.
The holy-grail solution to generating a great virtual background is to place a green screen behind you that spans your entire background. It works but often with the edges of your head. Users will more than likely want to choose a JPG image file for this Virtual.
In the Zoom desktop client click your profile picture then click Settings.
Providing video in HD resolution requires significantly more data so consider turning it off when the quality of the image youre sending isnt critical. Turn off HD video. Click Video in the left-hand menu. In the Meeting tab navigate to the Virtual Background option under the In Meeting Advanced section and verify that the setting is enabled.