Virtual Private Network (VPN): Using a VPN can cause issues with connectivity and slow down the network speed, leading to problems during Zoom calls.

This can cause issues with audio, video, and screen sharing.

Firewall Settings: Firewalls can block Zoom traffic and prevent it from functioning properly.

If the available bandwidth is not sufficient, it can result in a poor quality video and audio.

Bandwidth Limitations: Zoom requires a minimum bandwidth of 1.5 Mbps for both upload and download speeds.' Your Internet connection is unstable': This message appears when the user's Internet connection is too weak or unstable to support a reliable Zoom call.' Network connection failed': This error message indicates that there is an issue with the user's internet connection, preventing them from joining or hosting a Zoom meeting.Monitoring your Zoom performance will help you troubleshoot some of these very annoying performance issues: Anyone that uses Zoom on a regular basis will be familiar with some of the most common Zoom performance issues and error messages that pop up and interrupt your most important meetings.

Zoom meeting test call