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Open your browser and go to the Apple Support page for "How to download macOS." Click the link for . This will trigger the Mac App Store to open.
If you are on a newer Mac, you can fetch the installer directly from Apple's servers using this command:
(other browsers may fail to redirect correctly). Go to the official Apple Support macOS Download page .
Some third-party websites offer direct downloads of the DMG file. However, we do not recommend using these websites, as they may:
If you receive a message that the installer is damaged or expired, it is likely due to an expired security certificate (Apple's certificates for 10.13 expired in 2019/2020).
The link will trigger the to open a hidden preview page.
hdiutil create -o /tmp/HighSierra -size 8000m -layout SPUD -fs HFS+J Use code with caution. Mount the newly created image to your system:
Open your browser and go to the Apple Support page for "How to download macOS." Click the link for . This will trigger the Mac App Store to open.
If you are on a newer Mac, you can fetch the installer directly from Apple's servers using this command:
(other browsers may fail to redirect correctly). Go to the official Apple Support macOS Download page .
Some third-party websites offer direct downloads of the DMG file. However, we do not recommend using these websites, as they may:
If you receive a message that the installer is damaged or expired, it is likely due to an expired security certificate (Apple's certificates for 10.13 expired in 2019/2020).
The link will trigger the to open a hidden preview page.