Reducing Zoom Data and Bandwidth Use | IT@Cornell - Search Filters: Looking for: How to reduce zoom data usage on pc - how to reduce zoom data usage on pc - Click here to ENTER 1. Leave video off when you don’t need it. The bulk of your internet upload speeds are dedicated to streaming your video to other folks on the conference call. If you turn off your video feed, then your Zoom data usage drops by at least 30% by our estimation. May 15, · Hope you enjoy this video!And don't forget to like this video and subscribe to my channel, your support is greatlyappreciated!Link to my Review Compilation V. Oct 31, · Close all other applications running in the background which may increase CPU Usage. Check if any app is uploading or downloading any file, which increase loading time. Update Zoom to the latest version. Uncheck the option “Mirror my Video” in the settings of video. Uncheck “Closed Captioning” in Video Settings. How to reduce zoom data usage o...