Download [portable]+macos+high+sierra+10136+dmg+mac+install

: This method only works if your Mac model was originally compatible with High Sierra. Alternative: Using the Mist Utility

Replace [USB Drive Name] with the actual name of your USB drive. download+macos+high+sierra+10136+dmg+mac+install

Depending on your current OS version, Apple may download a .dmg or .pkg file. If it downloads as a .dmg , double-click it to find the installer package within. 2. Prepare for Installation : This method only works if your Mac

Go to the official .