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Close CRM No Audio or Microphone Not Working

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Workaround available Mac, Windows, web Updated November 13, 2026Based on 2 user reportsHow we research

Quick answer

No sound in Close calls is almost always the wrong device selected in the phone popover or the OS sound settings. Pick the right devices, test, and restart Close.

Most likely fix: Set devices in Close

How to fix it

Try these in order — the most common fix is first.

  1. 1. Set devices in Close

    1. Open the phone popover
    2. Pick audio output, ringing output and microphone
    3. Click Test
    Did this fix it?

  2. 2. Check the OS

    1. Mac: System Settings > Sound > Input and Output
    2. Windows: Control Panel > Sound > Playback/Recording
    Did this fix it?

  3. 3. Restart

    1. Quit and restart Close; changes do not apply until you do
    2. Check browser site permissions for the microphone
    Did this fix it?

Symptoms

You or the other party cannot hear anything.

Why it happens

  • Wrong input/output device in the popover
  • OS sound settings differ
  • Browser microphone permission blocked
  • Audio change not applied until restart

This guide also covers

  • close crm no audio
  • close crm microphone not working

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