Open Terminal and use the softwareupdate command:
softwareupdate --fetch-full-installer --full-installer-version 10.13.6
If the installer is still available on Apple’s content delivery network, this command will download it directly to your /Applications folder.
Getting a clean macOS High Sierra 10.13.6 ISO can be a bit of a "piece-by-piece" puzzle because Apple doesn't officially distribute ISO files—only the installer app. To get a reliable one, you usually have to download the installer from Apple and then convert it yourself. 1. Download the Official Installer The safest way to start is by getting the official Install macOS High Sierra.app
from Apple. Even though it's an older OS, Apple still hosts it. Mac App Store: You can find the official High Sierra link on the App Store
. Note that this link often only opens correctly if you are on a Mac that is compatible with High Sierra. Direct Link (DMG): If the App Store doesn't work, Apple provides direct DMG downloads for older macOS versions on their support site. 2. Create the ISO (The "Piece" You Need) Since you specifically asked for an
(likely for a virtual machine like VMware or VirtualBox), you’ll need to use the Terminal to "piece" it together from the installer app. Follow these steps once you have the installer in your /Applications Create a blank disk image:
hdiutil create -o /tmp/HighSierra -size 7300m -layout SPUD -fs HFS+J
hdiutil attach /tmp/HighSierra.dmg -noverify -mountpoint /Volumes/install_build Flash the installer files into the image:
sudo /Applications/Install\ macOS\ High\ Sierra.app/Contents/Resources/createinstallmedia --volume /Volumes/install_build Convert the DMG to ISO: hdiutil detach /Volumes/Install\ macOS\ High\ Sierra
hdiutil convert /tmp/HighSierra.dmg -format UDTO -o /tmp/HighSierra.cdr mv /tmp/HighSierra.cdr ~/Desktop/HighSierra.iso 3. Third-Party Downloads (Proceed with Caution)
If you aren't on a Mac and can't use the steps above, some tech sites host pre-made ISOs on Google Drive or Mega. macos high sierra 10.13 6 iso download
and similar tech blogs often maintain mirrors for these files.
Always verify the file hash if possible, as third-party ISOs can be modified with malware.
Are you planning to use this ISO for a Virtual Machine or to create a bootable USB drive for an older Mac?
Official versions of macOS High Sierra 10.13.6 are not natively distributed as ISO files by Apple. Instead, Apple provides the software as an installer app through the Mac App Store or as a disk image (.dmg) on their support pages.
To obtain a legitimate copy, use the following official methods:
Mac App Store: You can still download the full macOS High Sierra installer by using this direct link to the Mac App Store.
Apple Support Updates: If you already have an earlier version of High Sierra (like 10.13.5), you can manually download the 10.13.6 Update or the 10.13.6 Combo Update directly from Apple.
Third-Party Repositories: While sites like Internet Archive and TechSpot host ISO or installer files, use extreme caution as these are not officially verified and could contain malware. Creating Your Own ISO
If you need an ISO for a virtual machine or a bootable drive, you must first download the official installer app and then convert it:
Download the Installer: Get the "Install macOS High Sierra.app" from the App Store. If the installer is still available on Apple’s
Convert via Terminal: Many users use terminal commands to create a blank disk image, attach it, and use the createinstallmedia tool included in the app to populate it.
Rename to ISO: Alternatively, you can create a disk image from the installer folder using Disk Utility, set the format to "DVD/CD master" (which creates a .cdr file), and then simply change the extension to .iso. Compatibility & Security Note
Compatibility: High Sierra supports most Macs from late 2009 or newer.
Security: Official support for High Sierra ended in November 2020. It no longer receives security updates, making it more vulnerable to modern threats than current macOS versions. Download macOS High Sierra 10.13.6 Update - Apple Support
Official Method:
The official way to download macOS High Sierra is through the Mac App Store. If you have access to a Mac running macOS Sierra or later, you can follow these steps:
Once the download is complete, you can create a bootable installer using the following steps:
Create an ISO file:
To create an ISO file from the bootable installer, you can use a third-party tool like TransMac or UUByte DMG Editor. Here's an example using TransMac:
Direct ISO Download (Not Recommended):
While I wouldn't recommend downloading the ISO file from third-party sources, I understand that some users may still want to explore this option. Be cautious when downloading from unknown sources, as they may bundle malware or other unwanted software.
Some popular websites that offer direct ISO downloads for macOS High Sierra 10.13.6 include:
Remember:
Apple does not provide a direct official download for a macOS High Sierra 10.13.6 ISO file. Official distribution is limited to the full installer app via the Mac App Store or specific combo updates from Apple Support. Official Download Methods
If you are on a compatible Mac, use these official sources to obtain the installation files:
Mac App Store: You can find the macOS High Sierra download page to get the "Install macOS High Sierra" application.
Apple Support Updates: For existing High Sierra users, the macOS High Sierra 10.13.6 Combo Update is available for manual installation.
Internet Recovery: Older Macs can often reinstall their original OS (or the closest available version) by holding Shift-Option-Command-R during startup. Creating Your Own ISO
Since official ISOs aren't available, most users create one manually from the official installer app using Terminal on a Mac. This is the safest way to ensure the image is untampered. Download macOS High Sierra Update 10.13.6 - Apple Support
I understand you're looking for a macOS High Sierra 10.13.6 ISO download. However, I need to provide some important guidance: Once the download is complete, you can create
A bootable High Sierra ISO can be a lifesaver for repairing disk permissions, resetting firmware, or recovering data from a Mac that refuses to start up.