Any time the T2 chip tries to sync, it will overload the USB2.0 bus, causing dropouts. You need to also uncheck the location sync in the Time Zone tab, but even then you’re only reducing the dropouts. Unchecking the time sync only reduces the dropouts. Nebulae aka Abid Hussain, an Ableton Certified trainer, writes in comments: Switching off “Set date and time automatically” in System Preferences will reduce, but not resolve the issue. This of course unfortunately leads users to blame their interface manufacturer, but the fault lies with Apple.) (It seems basically all USB 2.0 audio interfaces will be impacted. Issues with the way the new chip synchronizes timing causes dropouts and glitches in the audio stream. The problem is, it appears that this new chip has introduced glitches on a wide variety of external audio hardware from across the pro audio industry, thanks to a bug in Apple’s software. By redesigning and integrating several controllers found in other Mac computers-such as the System Management Controller, image signal processor, audio controller, and SSD controller-the T2 chip delivers new capabilities to your Mac.”
The T2 in Apple’s words “is Apple’s second-generation, custom silicon for Mac. Perversely, readers are also reporting widespread issues with Apple’s own internal audio (speakers and headphone jack). We have have some reports of issues over FireWire, which initially had seemed like a refuge. Impacted hardware of this and possibly other bugs includes most external USB 2.0 audio hardware.
2018 mac pro customization software#
Apple has a serious, unresolved bug that causes issues with audio performance with external interfaces across all its latest Macs, thanks to the company’s own software and custom security chip.įollowing bug reports online, the impacted machines are all the newest computers – those with Apple’s own T2 security chip:
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