| Version (Build) | File | Hash Type | Hash Value | |----------------|------|-----------|-------------| | 10.13.6 (17G65) | InstallESD.dmg | SHA‑1 | 69159caf25666ea1c5d466e158e075d947f6a9ee | | 10.13.6 (17G66) | DMG (full) | SHA‑256 | c76bad7001dce29752fc024c8e277f484c50f7985bb00d147631eb115e19d530 |
If that fails (Apple occasionally sunsets old links), use the tool—not to patch your Mac, but because the tool downloads a genuine Apple DMG as part of its process.
Wait while Terminal creates the bootable installer. macos high sierra 10136 dmg
By following this guide, you can reliably harness the macOS High Sierra 10.13.6 DMG file to keep your legacy Apple hardware running smoothly, securely, and efficiently for years to come. If you need help moving forward with this setup, tell me:
Disconnect your Mac from the internet. Open Terminal during the installation phase and type date 0101000018 to temporarily roll back the system clock to January 1, 2018. "The installer payload failed signature verification" | Version (Build) | File | Hash Type
With your bootable installer ready, you can now begin the installation process on your target Mac.
The Fix: Reformat the USB drive, ensuring you specifically select instead of MBR (Master Boot Record). If you need help moving forward with this
Note: You must have at least and 14.3GB of available storage to perform the upgrade. Step-by-Step: Installing macOS High Sierra from DMG Method 1: Running the Installer Download the macOSUpdCombo10.13.6.dmg . Double-click the file to mount the image. Run the .pkg file inside the image. Follow the on-screen instructions to update your system. Method 2: Creating a Bootable USB Installer
Press . The system will download the complete installer package to your Applications folder. How to Create a DMG File From the Downloaded App
"This copy of the Install macOS High Sierra application is damaged"
Apple provides a "combo update" installer.