NUS Zoom Education License


Meeting Controls

Screen Sharing



VOIP calls are highly recommended as our license does not offer toll-free calls.
The option to join via teleconferencing/audio conferencing (using a traditional phone) is provided in case:

  • you do not have a microphone or speaker on your PC/Mac,
  • you do not have a smartphone (iOS or Android) while on the road, or
  • you cannot connect to a network for video and VoIP (computer audio)

Zoom has call-in numbers available for many countries. Full list here:

Security & Privacy


Check that there is a microphone icon besides all the names in the Participants Panel.

Absence of a mic indicates that the participant has not Joined with Computer Audio.
Check that it does not have a red line on the mic.

On individual screen, check that your own mic Is not muted.
Click “Unmute on bottom left. Mic indicator should turn green as you speak.
Click the “^” button to re-select the Mic or do a “Test Speaker and Microphone”.