14 Common MacOS High Sierra Errors and How to Solve Them

Every time we update the operating system of our devices, there is a chance that something goes wrong or certain bizarre errors start to happen. Unfortunately, this also holds true for the Mac system, also known as macOS. Recently, the High Sierra update was released by Apple and many of its users have encountered a number of very annoying issues. For these early MacOS High Sierra errors and how to fix them, you can check out our detailed list below!

1. Download does not start

The first problem you may encounter with High Sierra is when you download it, as the download may simply not start or fail at some point.

To resolve the issue, you will need to go to the application folder and delete the High Sierra installation app. Then go back to the App Store and download it again to start the download again.

2. High Sierra does not install

After you download High Sierra, you may still encounter problems trying to install it on your Mac. This usually happens when you don't have enough space on your hard drive or SSD, so make sure there is enough storage. to the system.

If your Mac crashes or crashes, it is best to restart your Mac and try to install High Sierra in Safe Mode. To do this, press the "Shift" key when the Mac is starting up.

3. Problems with Sling TV

You have also encountered problems using the Sling TV app after the High Sierra update, but the app developers themselves have recommended waiting for an update that will fix the situation. So just update it as soon as possible.

4. Mac crashing

If your Mac simply starts to crash, our first recommendation is to wait about 10 or 15 minutes to see if it can solve the problem on its own. This is usually more than enough.

If not, you can press the Power button for about 10 seconds to force the Mac to shut down. Wait a moment and try starting it to see if everything is back to normal.

5. Mac Does Not Start After Upgrade

This is a much rarer problem, but it is good to be prepared to deal with it. If you already have High Sierra installed and your Mac is not starting, you will need to reset your computer's NVRAM.

To do this, restart your Mac and press the "Command", "Option", "P" and "R" keys when it is turning on again. On some Macs, you'll even hear a distinct sound to know that the process worked.

6. Mac slow after update

Right after installing macOS High Sierra, you may notice that your Mac is much slower than usual, but you don't have to worry. This is actually quite common, as the computer needs to rearrange many files for Spotlight and other features.

Our suggestion is to wait a day or two to see if your Mac is back to normal, as it shouldn't take much longer to do what it needs. Other than that, keep your apps up to date to make sure everyone is optimized with the new system.

7. Microsoft Office not working

If Microsoft Office just doesn't work right after installing High Sierra, the explanation is quite simple: the 2011 version is not supported by the new Mac system and the 2016 version needs the update provided by Microsoft to work properly.

8. Problems with Wi-Fi

Problems with Wi-Fi on Mac are common but simple to solve. First of all, make sure your internet works with other devices and try restarting your router. Then reconnect the network to your computer or try restarting it to see if everything is back to normal.

9. Problems with Bluetooth

Unfortunately, it is also common to encounter problems with Bluetooth devices on your Mac. To remedy this, try disconnecting and reconnecting the device on your computer a few times.

If that doesn't work, restart your Mac and try again. We also recommend that you try connecting this same device to other computers to make sure it is really working.

10. Display Problems

A lot of people also encountered issues with their Mac display after installing High Sierra. In some cases the screen is flashing or simply one color (gray, blue, green, etc.).

To resolve this, you can restart your Mac or reset NVRAM as we previously recommended. To do this, simply press the "Command", "Option", "P" and "R" keys when the computer is starting up.

11. Applications not working

It's totally normal for some of your Mac installed applications to stop working properly after upgrading macOS High Sierra.

This is because the old version of the app simply conflicts with some aspects of the new system. To resolve this, go to the App Store and download updates for any apps that have problems.

12. Unrecognized USB Devices

In some cases, you may come across situations where certain USB devices not recognized by the Mac. First of all, make sure the device works on other computers to find out if it is Mac's fault or not.

If this is really the case, restart your Mac and try again. If that doesn't work, you may need to reset the Mac System Management Controller. This is not a simple matter and should be done carefully, so click this link to check Apple's detailed tutorial on it.

13. Password Issues

Unfortunately, High Sierra has come with a vulnerability that allows someone to steal your passwords if you install programs from unknown sources.

To avoid this, just install popular apps from the App Store and keep your operating system up to date as Apple has promised to fix the issue with an update.

14. Prevent your user from leaving

High Sierra has a feature that automatically lets your Mac log out of your user if it has no computer activity for a few minutes.

Although it is useful at times, it is simply annoying most of the time. To change this option, go to "Preferences, " click "Security and Privacy" and select the "Advanced" option. Now just disable the option “Logout…” or increase the time it takes to leave your user.

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