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macOS Sonoma Boot Failures

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Re: macOS Sonoma Boot Failures

#32

Interestingly I ran into this exact problem with my work MacBook Pro M1 upgrading to Ventura 13.6 and assumed it was a totally isolated incident. I don't have a dual-boot setup either, just a single macOS install. The computer was connected to a Thunderbolt Display during the update which I assume had the same effect of changing the refresh rate to something other-than-ProMotion that the linked article mentions. I ha…

Exact same thing happened to me.

Re: macOS Sonoma Boot Failures

#34

Not sure if related, but my 2020 M1 macbook air bricked a week or so after upgrading to Sonoma. I was suspicious if this was related to the update. Luckily the logic board was replaced for free under warranty laws here, though it put me off switching to iphone which I was a day away from doing.

The logic Board failed in my 2020 M1 Air as well. Opened the lid one day, and it wouldn't power on. I have AppleCare on it, otherwise it would have been a $500 repair. About two weeks ago I'm sitting in a hotel room with the air on bed with the lid open. I grab it by the screen to slide it closer to me and the screen shatters from the light pressure of my finger. There are instances of both these things happening to…

My 2020 M1 Air generally requires a hard reboot if left closed and on a charger overnight, but that's been the worst of it until now (besides the rapidly degrading battery that seems calibrated to hit 79% a month after my AppleCare+ expires, while my 2015 Air's is still going strong).

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Re: macOS Sonoma Boot Failures

#36

Interestingly I ran into this exact problem with my work MacBook Pro M1 upgrading to Ventura 13.6 and assumed it was a totally isolated incident. I don't have a dual-boot setup either, just a single macOS install. The computer was connected to a Thunderbolt Display during the update which I assume had the same effect of changing the refresh rate to something other-than-ProMotion that the linked article mentions. I ha…

> I also wasted far too much time trying to get the DFU restore to work before discovering that you cannot use a Thunderbolt cable — it has to be done using a plain USB-C cable, otherwise the Apple Configurator simply won't detect the other Mac. I would have expected a Thunderbolt cable to be required, if either was. This is quite surprising to me. Usually, the more capable (higher bandwidth) cable works if one isn’t…

I've used a Thunderbolt cable as well successfully, but one note is that they're very picky about which port you use. On my Mac mini, I had to use the exact port outlined here or it did not show up: https://support.apple.com/guide/apple-configurator-mac/reviv...

Re: macOS Sonoma Boot Failures

#38
post #5

See also his twitter for some speculation as to how on earth simply changing refresh rate would cause boot corruption: https://social.treehouse.systems/@marcan/111329614147717090 >Why? I can tell you why: because Apple hates display modeset flicker, and switching modes between ProMotion on/off causes a modeset flicker, so of course they made it so that is stored in nvram somewhere and applied when the screen is turne…

Interesting. I wonder why anyone would turn ProMotion off considering that 120Hz massively improves responsiveness. I've only encountered one app that doesn't work with variable refresh rate and that's Genshin on Windows. Even that's probably not an issue with newer monitors that can handle VRR down to 60Hz without my monitor's frame-doubling flicker as it keeps switching been 60Hz and 120Hz

Re: macOS Sonoma Boot Failures

#39

Today I had to DFU restore my macbook because I wanted to reinstall it, but built-in restore over the web did not work. My base system was 13.2, it downloads all the files for 13.6, it filled bar to 100% and then spewed error. It's obvious that it's some incompatibility between 13.2 base system and 13.6 install. Apple quality is atrocious these days. One would have thought they would test the most basic scenarios bef…

Yeah the Apple bootloader and restore stuff scares the shit out of me. The network access requirement, firmware on SSD and hardware lock are always lurking waiting for the most inconvenient time to go wonky when I hose something.

Conversely windows, just got a USB stick in the drawer I can boot off.

Re: macOS Sonoma Boot Failures

#40
post #11

> Do not let them charge you any money for it. This is a problem Apple caused, and purely a software issue. If the technicians claim there is hardware damage, they are wrong. Good luck with that.

The Apple Store is usually great with this stuff. If there's a documented problem that affects your hardware model and the given software versions, they're extremely unlikely to try to charge you for anything.

If it's not documented and you have a problem then you are usually shit out of luck. The early days of butterfly keyboards was hell for a lot of people. I managed to get mine back to them for a full refund 3 days after I got it thank fuck.
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