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Problems upgrading to macOS Mojave on MacBook Pro 2018

As macOS Mojave was released today, I thought I would try to upgrade my 15" MacBook Pro 2018 to the latest software. However, when I'm running the installer, after around 2-3 minutes I get an error message that a problem has occurred, with no solution in sight. I have tried to reboot, turn it on and off, updated without internet etc etc, nothing works. This is the error message I'm getting (in Swedish):


User uploaded file

MacBook Pro (15-inch, 2018), macOS High Sierra (10.13.6)

Posted on Sep 24, 2018 12:20 PM

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Question marked as Top-ranking reply

Posted on Sep 29, 2018 2:01 AM

It seems that many people have gotten confirmation from Apple that this is an issue with the T2 chip.


I would STRONGLY advice you to stay on whatever OS you are running now, do NOT try to install Mojave or reinstall the OS you are running. Even the people who have gotten it to work are experiencing several bugs with Mojave. If I were you, I would wait until Apple releases a patch for the OS so that it works with the new MBP:s. Thanks for all the insight everyone!

480 replies

Sep 29, 2018 4:45 PM in response to dmauch

uninstalled CleanMy Mac 3, Bitdefender, and Malwarebytes, - reran Entrecheck - no major issues listed, still “excellent performance,” —downloaded Mohave from App Store - all went fine until I logged in and then got the infamous spinning rainbow wheel together with the rotating gear - then screen went blank and reopened with an install bar 90% whitened with 15 minutes estimated to complete. Several minutes later, screen went black with mouse arrow showing - and spinning rainbow when i tried to refresh. Turned machine off - back on...went to the Mohave screen...slowly faded out and what appeared...but the High Sierra screen - the only difference - all of the same issues reappeared - no bluetooth, not connectivity, slow keystrokes.
[Edited by Host]

Sep 29, 2018 4:59 PM in response to dmauch

The Host of this thread should also recognize that many of us have spent (shall I say at our expense and on Apple’s behalf) significant hours of our own time trying to resolve issues that could have and should have been resolved by its developers and engineers during beta testing well before the Mohave OS was ever released.

Sep 29, 2018 5:17 PM in response to Robin Bonathan

Forgive me for chuckling a bit - I have a new 27” iMac purchased in June - Entrecheck indicates excellent performance with not a single major issue and only two minor ones - and the Apple developers and engineers had a hard time apparently picking up something in one of their latest models? C’mon Robin - I’m delighted your two computers are working fine but what about the rest of Apple’s 20 million customers out here?

Sep 29, 2018 5:32 PM in response to Robin Bonathan

I don't believe the 27" 2017 "non pro iMac" has a T2 chip. I believe it's the iMac Pro, and 2018 MacBook Pro, possibly the 2017 MacBook Pro as well, (I'd have to check again.)


I have a late 2015 27" iMac (main computer), and a late 2013 13" MBP (I used for the beta process)

I haven't had any issues beyond the usual upgrade issues, and for me they were minimal, and easily fixed.


I am working with the developer of one thing, that has minor issues, but nothing critical. Even during the beta process I had very minimal issues. The developers of my programs did a really good job this year getting things ready.


I would be inclined to agree with Robin here, not saying there haven't been issues, but I'm not seeing them more widespread. In Fact, when I googled, the main results pointed to the apple communities, and only a few results.


I would think, if it was really "as bad as people say it is" I. would see more widespread results.


I'm an Op on Freenode in the #MacOSX channel, I usually go by MacinMan, or iFrog, but am not able to change my name here for whatever reason, after I created it several years ago. Anyway, I haven't heard a lot of gripes and complaints from users there, and there are many developers, IT professionals, even one or 2 Apple support people, and I've seen the most noise from these threads.

Sep 29, 2018 5:42 PM in response to iFrog41

Then perhaps you might be able to suggest what the issue could be. If you go back and read the prior posts hereon, you’ll see that I ran Entrecheck not once but twice, - all was well - and yet a repeat of the prior upgrade disasters. For anyone to continue to suggest that there really isn’t a widespread problem, as an Apple custome, is it reasonable to accept ANY? I’ll gladly take my computer back for either a full refund or a full replacment for one like yours and the other two posters hereon where the upgrade has succeeded.

Sep 29, 2018 5:52 PM in response to dmauch

I asked a friend of mine I know on the other platform to post here and see if he could help. I don't know what his name is on here, but he has newer Macs in the range of the ones having issues here. He was also a beta tester, both public and developer, and he hasn't had any issues. Maybe he'll see my posts and reply since He knows I'm over here now.


I would like to be more help, but I don't own the newer Macs. The newest is the late 2015 iMac, and is probably my last Mac, I'm not happy with the direction Apple is going with hardware, and I only still use them for their software at this point.


(This coming from someone who has followed Apple since the 80's through now). Using products from the Apple II through the Mac.

Sep 29, 2018 6:03 PM in response to iFrog41

Yes. It does. Also bit that it matters, I’m on the public beta for iOS and I tried to install Mojave under the beta.apple.com with the profile. But I don’t get the software update option in applications. Probably cause the beta is over and there isn’t a beta release yet for Mojave.


But rather then pulling my hair out. I’ll just wait

Sep 29, 2018 6:07 PM in response to richsark

It's your choice to wait, but There is a Mojave beta out. Version 10.14.1, I installed it the other daly. You have to go into system preferences, and to software update to get system updates now.


From what I have seen though, currently it adds back Group FaceTime that was removed in earlier betas. The iOS 12.1 beta also adds it back for iOS devices.

Sep 29, 2018 6:19 PM in response to dmauch

dmauch, You think, you're angry and frustrated now. There are reports of Apple in a few years possibly moving the Macs to their on processor as well, like the iPhones, and iPads, and other units. That's some change I'm not looking forward to. We'll just have to wait and see, but there have been various reports of it coming.

Problems upgrading to macOS Mojave on MacBook Pro 2018

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