: If you already have a version of 10.13 installed and only need the final update, you can download the macOS High Sierra 10.13.6 Combo Update directly from Apple.
Before attempting to install, ensure your hardware is compatible. High Sierra is compatible with the following models: : 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 Minimum Hardware Specs: RAM : 2GB (8GB recommended for modern web browsing) Storage : 14.3GB of available space for the upgrade Current OS : OS X 10.8 or later 3. How to Create a Bootable USB Installer macos high sierra 10136 dmg full
How to create a bootable macOS High Sierra USB Install drive : If you already have a version of 10
: The most reliable way to get the "Install macOS High Sierra.app" is via the official Mac App Store link . How to Create a Bootable USB Installer How
Download the installer from the App Store (it will save to your /Applications folder). Connect a USB drive (at least 16GB) and name it "MyVolume".
If your Mac is dead and you only have a Windows PC, you can use the utility.