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Fixed in 2018.2.X

Fixed in 2017.4.X, 2018.1.X



Found in



Issue ID




Microphone.start is not recording the audio from selected recording device



To reproduce:
1. Have two microphones connected. In Windows, open Sound, Recording, change the default recording device to Microphone1, copy the name of Microphone2
2. In Unity, open user's project, scene TestScene
3. Open script "ED_MicrophoneTest", line 58 (Microphone.Start function)
4. Change Microphone.Start() parameters to Microphone.Start("Your Microphone2 name" + " ", true, 1, maxFreq);
5. Enter play mode, try speaking into Microphone2

Expected: Unity's AudioSource records Microphone2 sounds
Actual: Unity's AudioSource records Microphone1 sounds

Reproduced in: 2017.2.0b11, 2017.2.0p1, 2017.3.0b7, 2018.1.0a2
Not Reproduced in: 5.6.5f1, 2017.1.3f1, 2017.2.0b10

Note: for an easier understanding, changing microphones' names in Windows could help
Note: check image for guides on microphone setup

Comments (19)

  1. johndd110

    May 04, 2020 18:27

    Nice post. I was checking constantly this blog and I am impressed! Extremely helpful information specially the last part I care for such info a lot. I was seeking this particular information for a very long time. Thank you and good luck.
    san blas islands

  2. unity_T1PPoJ_0DZB3gw

    Apr 10, 2020 15:08

    I had the same problem!

  3. unity_T1PPoJ_0DZB3gw

    Apr 01, 2020 14:50

  4. brisautoelec

    Mar 06, 2020 03:09

    Same here, Unity 2017.3.0f3 (64-bit) too!

  5. sanantoniohandymanpros

    Jan 20, 2020 01:51

    Thank you for these tips, they helped a lot!

  6. spootymilk

    Nov 21, 2018 16:47

    Same probleme in 2017.4.11f1 LTS version, could you do something please !!!

  7. xyc1993

    Mar 20, 2018 08:04

    Why "voting is disabled for resolved issues (fixed)", if the issue is not resolved? Are there some unofficial plans unknown to public to fix it in the future? If so, then when?

  8. Chrisad

    Mar 07, 2018 17:29

    Problem not resolve in Unity 2017.3 !

  9. bmebarki

    Mar 07, 2018 17:10

    Same probleme in Unity 2017.3.0f3 (64-bit) ...

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