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Audio glitches with USB headset after upgrade to macOS Sierra 10.12.4

Hi,


I am using a USB headset (a Plantronics 478) with my MacBook Pro Retina 2015, and I am experiencing some glitches since I've upgraded to the latest version of macOS Sierra.


The glitch affects the audio input as well as the output. In terms of output, the sound "flickers", as in the audio goes silent and full volume many times (4 or 5) per second which renders the device completely unusable.


The problem goes away when I roll back the laptop to an earlier version of macOS Sierra which tells me there is an audio driver issue with the latest update.


I've done a PRAM and SMC resets and the problem still persists.


I am wondering if other people are experiencing the same problem.

MacBook Pro with Retina display, macOS Sierra (10.12.4), Plantronics 478 USB headset

Posted on Mar 29, 2017 12:11 AM

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Posted on Mar 29, 2017 8:46 AM

I've got the same issue with a USB Logitech H340 headset. Stuttering and choppy output regardless of source.

Tried it on different Mac's and even tried new headset new from package and same result. Works fine on 10.12.3.

Tried p-ram, 10.12.4 re-install and changing Audio Midi settings to no avail.


There's a new AudioAUUC.kext extension installed so it might be that one. I've raised a call with Apple so we'll see what they say.

77 replies

Mar 31, 2017 1:56 PM in response to kafecho

Had stutter problem on my plantronics headset after upgrade. I was plugging the headset directly into one of the two (scarce) ports on my MacBook Pro and before reading this forum had not even tried plugging it into my USB hub because previously, the headset worked only when plugged in directly, and did not work at all when plugged into the hub. Now it seems to be working fine when plugged into the hub — no stutter problem. The hub is a Sabrent HB-0930. Headset is Plantronics .Audio 478 USB. Mac is a mid-2014 MacBook Pro running Sierra 10.12.4

Apr 5, 2017 7:55 PM in response to michael.purdin

I will chime in too.


2012 MacBook Pro 10.12.4

Plantronics Audio 478 USB headset


Connect to unpowered USB-3 hub works, whether plugged into wired keyboard, other powered USB-3 hub or directly into MBP.

Connect to Wired Apple USB keyboard (current aluminum model) did not work regardless of where attached.

Connect to old unpowered USB-2 hub did not work regardless of where attached.


Hopefully a patch will be released soon.

Apr 6, 2017 3:01 PM in response to kafecho

I have the same issue on two computers, one MacBook Air, and another an iMac Retina display. Both showing the same symptoms when I use a Logitech USB Headset H340. Spent about 30' on the phone with Apple Support. They tried to get it working, to no avail. It definitely looks like a problem with the latest Sierra 10.12.4 since it was working fine yesterday night with a previous Sierra release. Hopefully they'll fix this soon! Although from the forums it looks like it's going already a week and no answer from Apple. Not cool. I sent a note via apple.com/feedback - please use that channel to let the know we need a fix.

Apr 10, 2017 6:18 PM in response to kafecho

This seems strangely appropriate:

https://xkcd.com/1822/


An update on where I'm at - I grabbed a new Logitech H540 headset and it's working fine (we didn't have any hubs around the house and a USB3 hub was going to cost me nearly as much as a new headset).


I've hung onto the H340 as a back up assuming this gets resolved at some point.


I'm continuing to think it's a chipset problem as it seems to only be effecting entry level consumer headsets.

Apr 24, 2017 9:39 AM in response to essexgonzo

It is truly incredible that such a reputable company doesn't have a better way for its users to communicate issues. I had a really good live chat with an Apple tech support person, and he told me "just wait - it'll be fixed" but there's no way to track the fix at all. Another person told me to go to Logitech, which I did, just to see - and of course their answer was: "we don't write any special software for it - since the headsets use the standard USB drivers provided by Apple". And then I even went to one of the Apple Stores and they looked at me like a deer in headlights. Geez... what a disappointment.

Apr 25, 2017 10:13 AM in response to kafecho

I have 2 x Plantronics 478 USB headsets, that have not given a second of problems since bought years ago.


Since the recent OS Update, both headsets a behaving the same as described here on a MAC Book Pro, MAC Book Air and a Mini Mac.


APPLE!!! Please investigate and fix ASAP. You are affecting my business, to conduct conference calls on 3 platforms through soft phone apps. all applications impacted

May 2, 2017 5:02 PM in response to kafecho

I have the same problem since updating to 10.12.4 - Plantronics 400 DSP headphone stutters like crazy - old Microsoft LX-3000 works fine. If I plug in the Plantronics with Windows 10 running in Parallels and tell it to hook up to the Windows VM, the audio is just fine, so it would seem that it's a Mac USB audio driver issue.

May 4, 2017 11:44 AM in response to kafecho

Just upgraded to Sierra 10.12.4 after waiting for it to mature, and ran into this stuttering audio issue with my Plantronics 400 DSP. Using a USB hub does seem to fix it, but I had previously stopped using my headset though a hub due to other audio issues (totally unintelligible audio about 30% of the time). I'm hoping Sierra fixed one issue while breaking the other. Nice to know that the Beta of 10.12.5 seems to fix it.

Audio glitches with USB headset after upgrade to macOS Sierra 10.12.4

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