macOS High Sierra Keeps Crashing? How to Fix?

Apple announced macOS High Sierra at WWDC 2017 and released the first beta version available in Apple Developer Center on June 5, 2017. As of August 14, 2017, the sixth beta was seeded. Developers and technophiles had been tried beta versions to experience what’s new this system will bring while sometimes unfortunately encounter “macOS High Sierra crashes” issue.

  • I’m running macOS High Sierra. Whenever I try to open a bookmark in Safari, it crashes and my MacBook restarts.
  • I downloaded macOS 10.13. After installed on my iMac, everything went well. But whenever I click on an item in the top menu bar, (e.g. Apple logo), the system went black and in a few seconds, came back with login screen.

How to troubleshoot crash problem to run macOS High Sierra smoothly on Mac? Try fixes given in this article.

macOS High Sierra Preview & Compatibility

The aim of new macOS High Sierra is to make your Mac more reliable, capable and responsive”. Introducing an Apple File System, it can better organize and protect your data. Metal 2, the updated graphics API on macOS High Sierra, brings better visual experience and features virtual reality, machine learning as well as external GPU support. HEVC support with hardware acceleration is good news which makes 4K streaming and playback on Mac a reality. What’s more, greatly improved apps can deliver better performance.

To run macOS High Sierra, you should have a Mac computer meeting the system requirements:

  • iMac: late 2009 or newer
  • MacBook/MacBook (Retina): late 2009 or newer
  • MacBook Pro: mid-2010 or newer
  • MacBook Air: late 2010 or newer
  • Mac Mini: mid-2010 or newer
  • Mac Pro: mid-2010 or newer
  • iMac Pro: 2017

And, only can a Mac with 6th-generation Intel processor or newer support HEVC hardware acceleration.

  • iMac: late 2015 27″ or newer, 2017 21.5″ or newer
  • MacBook: early 2016 or newer
  • MacBook Pro: late 2016 or newer

>> Further Reading: How to Play HEVC on macOS High Sierra

How to Fix if macOS High Sierra Keeps Crashing?

Fix 1: Make sure that you have run macOS High Sierra on a qualified Mac computer.

Fix 2: Delete ~/Library/Preferences/com.apple.universalaccess.plist and then restart your Mac.

Fix 3: Re-download and install macOS High Sierra on your Mac.

How to Download:

For auto-download:
Open Mac App Store and find available macOS High Sierra downloads under Updates tab. Next, click the Update button to download it.

For beta version download:
If you want to use a beta version, go to developer.apple.com > Develop > Downloads. Now, log in your developer account to enter downloads page. Get your desired beta version of macOS 10.13 and click Download button.

How to Install:

For auto-install:
Once the downloading process is finished, a window will pop up. Click Continue, agree Apple’s Terms and Conditions and then click Install.
Notice: During the installation, your Mac will reboot and the black screen with Apple Logo and process bar will appear. Please be patient to wait for it to complete.

For clean install:
It is highly suggested to make a clean installation of macOS High Sierra to get maximum performance for Mac and avoid crash problem.

What You Need to Do Before Clean Installing macOS High Sierra:

  1. A USB thumb drive with a storage of 8GB or larger.
  2. A full backup of your Mac using Time Machine, external storage device etc.

>> Get Mac backup methods here…

How to Clean Install macOS High Sierra:

  1. Create a USB bootable installer.
  • Format USB drive. Connect the USB drive with your Mac. Open Disk Utility and select the USB drive and click Erase button. Name the drive as Untitled and select Format as Mac OS Extended (Journaled). Cleick Erase.
  • Open Terminal. Input the following command and press Enter:
    sudo /Applications/Install\ macOS\ High\ Sierra.app/Contents/Resources/createinstallmedia –volume /Volumes/Untitled –applicationpath /Applications/Install\ macOS\ Sierra.app –nointeraction
  • Input administrator password and a bootable installer on the USB drive will be automatically created.
  1. Install macOS High Sierra from Bootable Drive.
  • Restart Mac and hold down Option key.
  • Once the screen appears with drive list, select the disk named “Install macOS High Sierra”.
  • Open Disk Utility from Utilities and erase Mac startup drive from the list.
  • Return to Utilities and select Install macOS. Choose startup drive as the location to install the OS. And follow the instruction to complete clean installation.