macOS High Sierra Bugs and How to Fix Them

fix high sierra bug

Fix High Sierra Bug Now and Keep Your Mac Running Fast

Your computer kept prompting you to download the latest software. Resources like MachMachines kept telling you to update your software. Your friends in the co-working space told you to get the latest OS installed. So you finally did.

Save space on your HDD with CleanMyMac 2!

And....? It's great. Mostly. But sometimes, funky things happen.

No macOS is bug-free and the latest version, High Sierra, is no exception. Things work fantastic, except when they don't.

High Sierra Bugs To-Date

Originally released in September 2017, Apple released several updates in the months following High Sierra's launch. Make sure you have the latest update as it addresses issues that exist in the macOS. Some of the bugs you may have experienced on High Sierra include:

  • Security issues with your keychain access
  • Your Fusion Drive doesn't work with the new Apple File System (APFS)
  • A major root access flaw which gives administrative access to your Mac without a password
  • An inability to update from macOS 10.13.2 to 10.13.3
  • Not being able to delete Yahoo messages from your Mail app
  • Changed settings in your app store download settings

Critics claim High Sierra is the most bug-filled Apple release to-date. It seems to us that might be an overstatement, but it does have its fair share of problems.

Fix High Sierra Bugs Now

Here are steps you need to take to address problems and prevent others:

First, download the latest macOS High Sierra update. Stop clicking "Remind Me Tomorrow" and do it now. There are security issues in play and you don't want to mess around with those.

fix high sierra bug

Use CleanMyMac 3 to identify any junk files malware might have left on your computer. This will give you peace of mind and ensure your Mac is running as fast as possible. Plus, you can download it and run it for free (score!).

If your Mac tells you it cannot upgrade to the latest software, quit the installer and restart your computer. If you are still seeing this error message, check out the latest on Apple's forums for potential fixes.

Keep Calm and Carry On

In terms of major issues, the High Sierra release is less plagued than some claim, but it has its pitfalls.

What have you experienced? 

About the Author
Kylie Larson is a content wrangler, helping both small businesses and large organizations get their message up and out. When she's not writing and organizing online, you'll find her walking the dog, with a camera in hand, riding the Chicago blue line, and in the midst of a home renovation project that never ends. Connect with her at

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