How to Block Robotexts and Spam Messages.It's a problem with Chrome and so until it is fixed our recommendation would be to use a different browser to play audio. It affects all audio devices on OSX 10.8 and 10.9. It is not specific to the Firestudio line or any other Presonus interface. It appears there is a separate issue in Chrome itself that prevents any audio in Chrome from playing to any channels other than the first two channels of any audio device. *NOTE: If you are having this problem when using the Google Chrome browser, the above steps will not have any effect. The Multichannel tab should be set to Quadraphonic and set to channels 1, 2, 3, and 4.The Stereo tab should be set to the channels you want to use for playback, per the manual instructions above.Open Audio MIDI Setup and configure your Output routing as described above.Method 2: Routing your System Sound may require an extra step when configuring playback to device channels other than the default channels 1 and 2 **. If Method 1 does correct your problem, it should continue to work correctly, but if you set any Output channel assignment on the Multichannel tab, the problem may return and you'll either need to re-apply Method 1, or try Method 2. Open Audio MIDI Setup (in Applications/Utilities), and change your Output routing on the Stereo tab only, as described in the instructions above.Īudio should now be correctly routed to the Device channels you set in Audio MIDI Setup.Browse to MAC HD/Library/Preferences/Audio folder.Method 1: Deleting the Audio MIDI Setup preference files and allowing OSX to recreate them with default settings will normally correct the problem. A clean install of macOS 10.14 will usually fix the rare issue. ***NOTE: macOS 10.14 Mojave cannot use Method 1, as those files do not exist, or not accessible by users. Resetting Audio MIDI seems to correct the issue however. **NOTE: While this issue was mostly found on those versions of OSX, the issue has appeared in later versions, including macOS 10.12.6. There are two possible ways to fix or work around the resulting issue: It can cause the Device Output channel routings that you configure in Audio MIDI setup to not take effect, and as a result, no matter what you set, your audio playback will still go to channels 1 and 2 on your Firestudio or StudioLive device. If you're having trouble with audio playback only going to channels 1 and 2 then you can proceed with the following.Īpple appears to have made changes in Audio MIDI Setup starting with 10.8 Mountain Lion and the issue persists with 10.9 Mavericks**. Lion) and 10.9 (Mavericks), Audio MIDI Setup will not allow StudioLive devices to change output channels from the default 1 / 2. Why does playback of my computer's audio only go to channels 1 and 2 of my device, even if I change it?įirst popping up on OSX 10.8 (Mt.

Mac multiple sound output