Note: The error code is the last 3 digits of the code you see in the error notification. For example, if you see the error notification Call failed (code: 2202404), the error code is 404.
If you are receiving Zoom Phone error 1002: Poor network connection. Audio quality may be affected., this means that your network might not be meeting the bandwidth requirements for Zoom Phone.
Contact your Zoom Phone admin or internet service provider for help.