Zoom aggressively manages bandwidth by lowering video resolution. To force the highest quality:
In vMix, click on the "Add Input" button. In the resulting window, select the "Zoom" tab. Choose a name for your input (e.g., "Zoom Meeting 1") and click OK . vmix zoom plugin
The vMix Zoom plugin bridges the gap between professional live video production and accessible video conferencing. By embedding Zoom’s underlying architecture directly into vMix, broadcasters can ingest high-quality participant feeds and output high-production-value programs back to Zoom meetings without relying on messy screen captures or resource-heavy external hardware. vmix zoom plugin