Mac OSX 10.9.4 is coming out this Friday and we’ve been busy preparing for it.
While the new version of OS X is available in both the Developer Preview and the Public Preview, there’s one critical bug that’s been fixed in the Public and Developer Preview: The Mac’s built-in audio codecs aren’t working correctly.
This means your Mac will only play audio from the microphone and headphones plugged into the Mac’s speakers, and not from your external speakers.
For example, if you plug in an external USB headset into your Mac and the headset doesn’t work, you’ll still be able to listen to audio from your speakers.
But the new macOS 10.10.2 release doesn’t offer any new codecs, so we’ll be relying on our Macs built-ins.
To make the installation work, we’re going to install a third-party audio codec called MacAudio, which was developed by a company called Mac Audio Systems, and is part of the MacAudio codec family.
If you have a Mac with a Mac Audio System or an Apple Thunderbolt port, you can use the included MacAudio-installer script to install MacAudio on your Mac.
Once you’ve installed MacAudio in the Mac OS, you’re going