Microsoft Teams Calls Produce No Audio Despite Visible Speaker Activity
Users in Microsoft Teams calls can see participants speaking but receive no audio output, regardless of which audio settings or devices they switch between. This affects the core functionality of video/audio meetings and renders calls unusable. The problem appears to be a client-side audio routing or device recognition failure within the Teams application.
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Problem descriptions, scores, analysis, and solution blueprints may be updated as new community data becomes available.