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1. #MACBOOK SOFTWARE UPDATE 2017 MAC OS#
2. #MACBOOK SOFTWARE UPDATE 2017 INSTALL#
3. #MACBOOK SOFTWARE UPDATE 2017 PATCH#

I'd received it 'ON' and shut it down (didn't test it's reboot behavior).

#MACBOOK SOFTWARE UPDATE 2017 INSTALL#

Succeeding once changes nothing you will need to install the update on every reboot (unless you choose safe mode).Īn acquaintance who'd bought it from me asked I replace a noisy fan.After it loads the update the OS worked (literally) perfectly.Do not exceed the 'time out' period truly, 3-4 minutes I think is about the limit.After 2-3 attempts, wait ~3 minutes before trying & it'd (RELIABLY) install the update & load the OS.If I don't wait between attempts, 100 tries will not work.Attempts 2 or 3 NEVER work (no longer how long I'd wait before trying it).Internet Connection Required (I have the LAN but.When the CRITICAL SOFTWARE UPDATE prompt came up: I just needed 5 minutes with internet access to retry it ~4 (after every single reboot). After HOURS of experimentation, I finally stumbled on to a process which after I figured out the exact sequence. (How could swapping a damned fan have affected the T1 or Touch Bar!?). It had that stupid message pop up after doing a favor of replacing a fan. (Still better than the nVidia debacles I guess). On units in which it occurs spontaneously.? You do the math. Obviously if a replacement Touch Bar or Display caused the issue it's unfair to blame it on the T1 chip. the T1 chip in 2016 / 2017 Touch Bar macs use. Some of you may recall that iPhone 6 had a known issue with the CPU's failing.

2017 15in #2 - automatically installs update on EVERY REBOOT. 2017 15in #1 - only installs the update after a series of bizarre steps (req on all reboots)ī. Units with OEM replacement or never repaired are (likely) due to the T1 chipĪ. Possible cause: Replacement LCD or Touch Bar (unsure if OEM or 3rd party matters) This issue is endemic to Touch Bar MBPr (2016 & 2017) This is (unfortunately) much more complicated & frustrating than suggested Hope you guys find this solution helpful cheers. I believe this OS comes bundled with updated Touchbar Firmwere and thats how the problem is resolved. which has enabled my touch bar again and also is not giving me any problems after reinstall.

#MACBOOK SOFTWARE UPDATE 2017 MAC OS#

I addressed this problem by logging in safe mode by pressing Left Shift Key during restart and then signing in to my apple account again and then installing the latest OS mac OS Big Sur version 11.1.

#MACBOOK SOFTWARE UPDATE 2017 PATCH#

The supported firmwere patch is not reachable or is not available for the update from apple or we cannot download it due to network issues maybe some apple ports are blocked. I believe some of the apple OS updates are not synched with the touchbar firmwere thats why this problem occurs. However after further research I could conclude that the problem lies in the firmwere update for touchbar which is not in sync with the latest catalina update so when the laptop restarts it cannot find the firmwere for touchbar. after some research I was disheartened by reading many blogs where the logic board replacement solution was provided by apple and for many they had replaced their laptops. My macbook pro is 15 inch with touchbar,2016 model.