4 Reasons Not to Install macOS High Sierra 10.13.3 & 10 Reasons You Should

These are the reasons not to install macOS High Sierra and the reasons you should make time to install the new macOS update now that we’re on macOS 10.13.3 and the update is installed on millions of machines worldwide.

A new security issue known as Spectre and Meltdown can take advantage of processors in your Apple computer. Apple already has fixes built into macOS 10.13.2 which is available now. If you are on an earlier version of macOS High Sierra you should upgrade. This is included with the macOS 10.13.3 update which also fixes an issue with conversations being out of order on Messages and other security fixes.

You may see a notification for the macOS High Sierra update, and some users report the update is automatically downloading to their computer. You will be able to choose if you want to install the High Sierra upgrade on your Mac.

While there are more reasons to install, the few reasons not to install are very important. While there were problems that should make some users wait to install macOS 10.13, many are fixed in macOS 10.13.3.

If you are coming from macOS Sierra, this is a much bigger update than the upgrades that you’ve installed for the past year, so you should spend a little more time preparing for the High Sierra update than a small point release. The same is true for the upgrade to macOS 10.13.3 if you are coming from 10.12. There are major new features for Safari, Siri, Notes, iCloud and other services and apps you use on your Mac every day and there are even new macOS emoji.

If you’re trying to decide if you should upgrade to macOS High Sierra or stay on macOS Sierra, this guide will walk you through the reasons to install High Sierra and the reasons to stay on macOS Sierra for now.

Here’s Why You Shouldn’t Install macOS High Sierra;

  1. Don’t Install if You Aren’t Prepared
  2. Don’t Install if You Are Worried About macOS High Sierra Problems
  3. Don’t Install if You Use a Really old Mac
  4. Don’t Install if You’re Traveling

Here’s Why You Should Update to macOS High Sierra:

  1. Install if you have macOS Sierra Problems
  2. Install for new emoji
  3. Install for Safari Upgrades
  4. Install for New Photos Features
  5. Install if You Need Better Security
  6. Install macOS Sierra External GPU & VR Support
  7. Install If You’re Using iOS 11 on your iPhone and iPad
  8. Install for Apple File System
  9. Install for New Notes Features
  10. Install for Exciting New macOS High Sierra Features
Here are the reasons to install macOS High Sierra and the reasons not to.
Here are the reasons to install macOS High Sierra and the reasons not to.

You can upgrade to the new version of macOS and keep your data on your computer, or you can opt for a clean install of macOS High Sierra that gives you a fresh start.

Apple’s macOS High Sierra update is free to all users and there is no expiration on the free upgrade, so you don’t need to be in a rush to install it. Most apps and services will work on macOS Sierra for at least another year. While some are already updated for macOS High Sierra, others are still not quite ready.

Here’s our guide on the reasons to install macOS High Sierra and the reasons not to install High Sierra yet.

Install if You Have macOS Sierra Problems

Install if You Have macOS Sierra Problems

Are you frustrated by macOS Sierra problems on your Mac? if you are upset about the WiFi performance, battery life or other random and annoying problems you may be able to fix them with the macOS High Sierra update. This is especially true now that many bugs are worked out months after the macOS High Sierra release date. 

Apple adds a ton of new features, but that's not all. The macOS High Sierra update also includes tons of fixes for issues and bugs on macOS Sierra. Installing this free update may fix many of your Mac problems instantly. 

If you are on OS X El Capitan or macOS Sierra and things aren't working out right, this is a good time to consider an update. While there is a chance that problems will come over with the upgrade, there is a good chance that installing macOS 10.13 will fix many annoying problems. 

Keep in mind that if your computer is acting up a lot, you may want to go through the longer process of doing a clean macOS High Sierra installation. This wipes your computer and takes longer to setup, but it can knock out problems that would otherwise stick around. 


  1. German

    11/13/2017 at 8:54 am

    What would it be a really old Mac? I have a MacBook Pro late 2011.. would it be this a really old one?


  2. Morten Carlsen

    12/13/2017 at 1:50 pm

    Every time I come here to read about Apple (I find this site via Google) I never get a straight answer nor opinion.

    Not once do you ever dare to call the child by its name.

    Are you afraid of Apple ?


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