What is the status of High Sierra support?

Issuing time: 2022-11-22

Apple has not released a new version of macOS High Sierra since September 2017, so it is no longer supported. Apple does still offer security updates for High Sierra and recommends that users remain protected against potential threats. For more information on the latest security updates for macOS, please visit apple.com/macos/.

How long will Apple continue to support High Sierra?

Apple has released a new update for High Sierra and it is now supported until 2021. This means that Apple will continue to support the software for at least another four years. However, there are no guarantees that future updates or releases of the software will be supported. Therefore, it is important to ensure that your computer is up-to-date and compatible with any new features or updates that may come out in order to maintain optimal performance.If you have questions about how long your current version of High Sierra will be supported, please contact Apple Support . They can help you determine whether or not an upgrade is necessary and guide you through the process of upgrading your computer.Apple has not announced any plans to discontinue support for High Sierra at this time. However, if future updates do not receive continued support from Apple, then it may become necessary to migrate users off of the software in order to maintain optimal performance on their computers.

What are the end-of-life dates for High Sierra software updates?

High Sierra is no longer supported by Apple. The end-of-life dates for High Sierra software updates are October 5, 2020, and January 3, 2021. After these dates have passed, you will not be able to install or update High Sierra on your Mac. You should migrate any data you need to keep before these dates arrive. For more information about Apple's support policy for older versions of macOS, visit the Apple Support website.

Are there any security risks associated with using an unsupported operating system?

There are a few security risks associated with using an unsupported operating system. If you're not comfortable taking these risks, then it might be best to stick with a supported platform. However, if you do decide to use an unsupported platform, make sure that you have a backup plan in place in case something goes wrong. Additionally, always keep your software up-to-date and install the latest security patches.

What new features are available in the latest version of macOS?

What new features are available in the latest version of macOS?

macOS High Sierra is a major update to the macOS operating system that was released on September 25, 2017. This update includes many new features and improvements, including: a redesigned user interface, support for advanced security measures, improved performance, and more. While this update is still supported by Apple, there may be some features that you no longer have access to due to updates to your Mac or software you’ve installed. If you’re experiencing any issues with High Sierra or need help getting started, our guide can help you get up and running quickly.

Should I upgrade to the latest version of macOS if my Mac is still supported?

If your Mac is still supported, you should upgrade to the latest version of macOS. This will keep your Mac up-to-date with the latest security and bug fixes. Additionally, newer versions of macOS come with new features and improvements that may be useful for you. For example, new versions of macOS include redesigned user interfaces and powerful new tools for managing files and apps.

Why was my Mac no longer able to install software updates after upgrading to High Sierra?

When you upgrade to High Sierra, your Mac may not be able to install software updates. This is because the new version of macOS requires more memory and storage space than older versions. If your Mac doesn't have enough memory or storage space, it can't install the updates. You can try these steps to fix the problem:

a) In System Preferences, click on “Applications” in the left-hand column and then select any app that you want to uninstall (for example, Photos). b) Click on its icon in the Applications list and then choose “Uninstall” from the menu that appears (or press Command+U). c) After uninstalling the app, restart your Mac so that any changes made will take effect.

  1. Check if your Mac has enough memory and storage space. To check, open System Preferences and click on the “Software Update” tab. Under “Available Software Updates,” make sure that all of the updates are listed and that they're downloading and installing correctly. If not, you may need to add more memory or storage space to your computer.
  2. Try reinstalling the software update from scratch. If reinstalling from scratch doesn't work, you may need to remove some apps or files before trying to install an update again. Follow these instructions:

Will my Mac be able to run Mojave if it's currently running High Sierra?

Apple has not released a new version of macOS High Sierra since September 2017, so it is likely that your Mac will not be able to run Mojave. If you are currently running High Sierra, it is recommended that you upgrade to a newer version of macOS.

Is there anything I can do to keep using my current version of macOS after it becomes unsupported?

There is no one-size-fits-all answer to this question, as the situation may vary depending on your specific needs and configuration. However, some general tips that may be useful include:

  1. Check for updates: If you're still using macOS High Sierra (, make sure to check for updates and install any available security patches. Apple regularly releases updated versions of macOS High Sierra with new features and bug fixes, so it's always worth keeping up with the latest version.
  2. Consider switching to a newer version of macOS: If you're not comfortable or able to continue using macOS High Sierra after it becomes unsupported, consider switching to a newer version of macOS such as Mojave (. Newer versions of macOS offer improved performance and features compared to older versions, so it's definitely worth considering if you're looking for an upgrade.
  3. Use virtualization software: One potential workaround for not being able to use unsupported Macs is to use virtualization software such as VMware Fusion or Parallels Desktop 11+. This will allow you to run other operating systems on top of your existing Mac OS installation without having to reformat or reinstall the computer entirely. This can be a helpful solution if you don't want to switch over completely to a different platform or are unable/unwillingto do so at this time.

How can I tell if an app is compatible with the latest version of macOS before upgrading?

What are the benefits of using an external hard drive with macOS?What is the difference between a bootable USB drive and a flash drive?Can I use macOS on a PC?How do I back up my Mac?

  1. If you're running an older version of macOS, it's possible that your app won't work with the latest version. For example, if you're using an app from before 2017, it might not work with macOS High Sierra. To find out if an app is compatible, go to the App Store or Google Play Store and look for the "Version" column next to the app's name. If it says "OS X 13," then it's compatible with macOS High Sierra.
  2. External hard drives can be useful for storing files outside of your computer, as well as for backing up your computer. They can also be used to install new apps or update old ones without having to reinstall everything from scratch.
  3. Bootable USB drives and flash drives are two different types of storage devices that can be used with macOS. A bootable USB drive lets you start up your computer from within Windows or another operating system; while a flash drive simply stores data in digital form so that it can be read by computers immediately (rather than requiring time for formatting).

Is it possible to downgrade from Mojave back to High Sierra?

Yes, it is possible to downgrade from Mojave back to High Sierra. However, there are some caveats that you should be aware of before doing so. First and foremost, you will need to have a valid backup of your Mac prior to making the switch. Secondly, Apple no longer provides support for older versions of macOS on its online support forums. If you encounter any issues while downgrading or using High Sierra, be sure to reach out for help via email or chat support. Finally, keep in mind that downgrading your Mac may result in lost data and files; proceed with caution if you decide to make the switch.

What steps should I take before upgrading or downgrading my operating system?

  1. If you are running a supported version of Windows, there is no need to upgrade or downgrade your operating system.
  2. If you are running an unsupported version of Windows, you should first consult the support website for that version to see if there are any updates available before proceeding with the upgrade or downgrade process.
  3. Always back up your data before upgrading or downgrading your operating system!
  4. Make sure that all of your hardware and software is compatible with the new operating system before starting the installation process.
  5. Be aware of possible risks when upgrading or downgrading your operating system, and be prepared to deal with any problems that may arise during the installation process.

13: Do you have any other questions about this topic that we didn't cover here today?

If you're looking for support with your Sierra installation, or just want to know if high sierra is still supported, we've got a few more questions for you.