macOS High Sierra Installer – Free Download & Compatibility Guide for All Macs

Can you still download and install macOS High Sierra? Yes, macOS High Sierra is still available.

Although macOS High Sierra 10.13 is an old Mac OS version (released in September 2017), you may still want to download and install it. Here, we'll provide the direct links to download the macOS High Sierra installer file for free and help you identify whether your Mac model can support macOS 10.13.

Even if your Mac doesn't support macOS High Sierra, we also offer the DMG and ISO files. macOS High Sierra DMG and ISO files specially for running macOS High Sierra on incompatible Mac devices and Windows PCs with the help of OpenCore Legacy Patcher.

Reminder: Download the macOS Tahoe full installer (the latest version) to explore the improved features.

Note: If you don't want to spend a lot of time downloading the macOS High Sierra installer, use iBoysoft DiskGeekeer to get it with one click and at a fast speed. This tool also helps you quickly download High Sierra DMG and create a macOS High Sierra bootable USB installer, without complicated steps and Terminal.

1. Download, install, and launch iBoysoft DiskGeeker on your Mac and connect an empty external USB drive.

2. Select a volume on the USB drive and click Select > Continue.
macOS High Sierra Installer – Free Download & Compatibility Guide for All Macs

3. Choose macOS High Sierra and click Create boot disk > OK to download the High Sierra DMG file.

4. When the download process is completed, click OK on the prompt to continue creating a bootable USB drive. Or else, stop here and go to the Downloads folder in Finder to find the macOS High Sierra DMG file.

Here's a video guide we created about where and how to download macOS High Sierra and how to create a macOS High Sierra bootable USB installer. If you'd like a video guide, watch it.

Download macOS High Sierra from the App Store on your Mac

The default and most straightforward way to download macOS High Sierra is from the App Store on your Mac. However, this method only works for Mac models compatible with macOS High Sierra.

Click the link below to download macOS High Sierra from the Mac App Store, as long as your Mac is on the list below:

⬇️ macOS High Sierra 10.13.6 download (4.8 GB, Free)

Mac devices that support macOS High Sierra 10.13:

MacBook (Late 2009 or newer)
MacBook Pro (Mid-2010 or newer)
MacBook Air (Late 2010 or newer)
Mac mini (Mid-2010 or newer)
iMac (Late 2009 or newer)
Mac Pro (Mid-2010 or newer)

Note: If your Mac runs Mac OS X Lion 10.7 or earlier or is delivered with macOS Mojave or later, it is incompatible with macOS High Sierra.

macOS High Sierra Installer – Free Download & Compatibility Guide for All Macs

After downloading, the installer will open automatically to let you configure and install macOS High Sierra on your Mac. If you don't want to start the installation right now, click Install macOS High Sierra on the menu bar > Quit Install macOS. The macOS High Sierra installer will remain in the Applications folder.

macOS High Sierra Installer – Free Download & Compatibility Guide for All Macs

Download macOS High Sierra DMG

The macOS High Sierra DMG file is used to install macOS High Sierra on a virtual machine or USB drive so that you can run macOS High Sierra on an unsupported Mac or even on a Windows PC.

Here's the direct link to download the macOS High Sierra DMG file:

⬇️ macOS High Sierra DMG download (from archive.org, size: 4.9 GB, version: 10.13.6)

If you think that downloading the macOS High Sierra DMG file from the internet is unstable or not secure enough, switch to get it from iBoysoft DiskGeeker - an Apple-trusted tool. Simply open the software, click Macintosh HD - Data volume, click Download Image, and then click "Get" next to macOS High Sierra.

Download macOS High Sierra ISO

Likewise, if your Mac doesn't support macOS High Sierra, you can also use the macOS High Sierra ISO file. This installer can be installed on a virtual machine like VirtualBox or VMware for unsupported Macs and Windows computers. (Learn macOS High Sierra VMware installation)

Click the link below to download macOS High Sierra ISO:

⬇️ macOS High Sierra ISO download (from archive.org, size: 7.7 GB)

How to install High Sierra on an old Mac

If your old Mac supports macOS High Sierra, you can follow these steps to install High Sierra on it:

How to create a macOS High Sierra bootable USB

If your old Mac doesn't support macOS High Sierra, you need to create a bootable macOS USB installer on a compatible Mac and then start your Mac with the USB installer and OpenCore Legacy Patcher.

The normal way to create a bootable USB installer is complicated and hard for most of us tech newbies. To enhance the creation success, let iBoysoft DiskGeeker help you make it. (Steps are mentioned above)

Steps about how to create a bootable macOS High Sierra USB drive on a Mac:

Why can't you download macOS High Sierra on your Mac

macOS High Sierra can be downloaded from the App Store by default. If you can't do that, the possible causes are one of the following.

1. Your Mac doesn't support macOS High Sierra. You can click the Apple icon > About This Mac to check if your Mac is compatible with macOS High Sierra.

macOS High Sierra Installer – Free Download & Compatibility Guide for All Macs

2. Your network connection is unstable and poor. Try to reconnect your Wi-Fi or change to another powerful one.

3. Your Mac doesn't have enough free space to store the installer. Tidy up your Mac and delete the useless and unwanted files. Note that you need to free up much more space on your Mac if you need to install and run macOS High Sierra on your Mac, as running a system requires space to load the system and user cache files.

If you think that it's a tough task to clean up your Mac manually, you can use a Mac cleaner to relieve your workload. iBoysoft DiskGeeker is a comprehensive disk management tool that contains a junk-cleaning feature. It can search for and conclude different types of junk files on your Mac for one-click deletion.

More importantly, it can help you download the macOS High Sierra DMG file and create a bootable USB installer with just a few clicks.

Here's how to clean junk files and free up space on your Mac with iBoysoft DiskGeeker:

Download, install, and open iBoysoft DiskGeeker on your Mac.
After scanning, check the scanned junk files, choose your unwanted ones, and click Clean to permanently delete them from your Mac.

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