Note: Apple sometimes limits access to older installers on newer macOS versions; if the App Store route isn’t available, try Method B.
: Once you have the installer in your Applications folder, you can create a bootable drive using this download macos high sierra 10136 dmg mac top
: Your Mac must be compatible with High Sierra to download it via the App Store. If it isn't, the "Get" button may be dimmed. Creating a Bootable USB Note: Apple sometimes limits access to older installers
There are two common, safe approaches:
18;write_to_target_document1b;_cJjsabniLKS94-EPxt7MwAM_100;57; 0;98f;0;61d; 0;26c;0;7e9; 0;fa4;0;2202; How to Download Full High Sierra Installer from App Store? safe approaches: 18
Apple keeps a secure, signed link for High Sierra 10.13.6 for enterprise and support use. Copy this URL into your browser (do not use a download manager):