I don't think the issues I'm seeing on multiple 2017 and 2018 MacBook Pro's is unrelated - I think it's part of a bigger problem. My best GUESS is that, just like when Apple "forgot" to digitally sign something correctly with the launch of the 2018's MacBook Pro's, which as a result thermally throttled them - I think maybe they've broken something in Mojave which is turning off some kind hardware limiter which prevents the speakers from "damaging" themselves. In my case, despite what the Apple Store says, I don't believe the speakers are physically broken - but whenever I play certain load sounds/music at 100% volume, the left speakers goes muffled, then the right - this is NOT normal, and it NEVER happened on High Sierra on the same machine. Assuming my GUESS is right, then maybe if the hardware protection is broken, and when you're playing SERIOUSLY loud sounds through Premiere, or hitting certain frequencies, that you are actually damaging the physical hardware? Of course, this is all guess work until Apple comes back with an official reply. I will also say that since updating to Mojave, I have had a HEAP of crashes, all related to the T1 chip when you look at the crash logs. I know other non-Adobe users are also seeing the same things - especially when it comes to power management, etc. My computer will basically never awake properly when plugged back into power after running out of battery - it will always crash when plugged back into AC. My laptop also seems to jump from 5% battery almost instantly, which never happened on High Sierra, despite the fact that macOS reports the battery state is perfect. I think the more Apple is relying on the T1 & T2 chip for things, the more problems we're all seeing. With Mojave, it seems Apple's using the T1 & T2 chips for more and more. If you have a 2017 or 2018 MacBook Pro running Mojave, what happens if you set your volume to 100% and watch this video: https://www.youtube.com/watch?v=KcXrf-eHQeE ...do your speakers keep functioning normally? For those that have send their MacBook Pro's back to Apple for repair, has it actually fixed the problem, or have they broken again?
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