: Use this Direct App Store Link to open the macOS High Sierra page.
If you see that message after downloading, your Mac’s certificate is expired. Fix it by:
macOS High Sierra 10.13.6 (Build 17G65) was released on July 9, 2018, as the final major maintenance update for the High Sierra operating system. It served as the bridge to macOS Mojave, being the last version to support many Macs that lacked Metal-compatible GPUs. Technical Specifications File Size: Approximately
Apple uses a specific cryptographic certificate for their InstallAssistant.pkg files. Only an exclusive Apple-signed link will work.
To ensure the software is free from tampering, it is strongly recommended to use Official Apple Support Apple Support Community Mac App Store (Full Installer): Compatible Macs can download the full installer via this App Store Link
: Use this Direct App Store Link to open the macOS High Sierra page.
If you see that message after downloading, your Mac’s certificate is expired. Fix it by:
macOS High Sierra 10.13.6 (Build 17G65) was released on July 9, 2018, as the final major maintenance update for the High Sierra operating system. It served as the bridge to macOS Mojave, being the last version to support many Macs that lacked Metal-compatible GPUs. Technical Specifications File Size: Approximately
Apple uses a specific cryptographic certificate for their InstallAssistant.pkg files. Only an exclusive Apple-signed link will work.
To ensure the software is free from tampering, it is strongly recommended to use Official Apple Support Apple Support Community Mac App Store (Full Installer): Compatible Macs can download the full installer via this App Store Link
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