Once you have your bootable USB drive, you are ready to install.
Insert a USB flash drive with at least (32GB is safer). Connect it to your Mac and open Disk Utility . Erase the drive with the following settings:
MyVolume (Do not use spaces; you can change this later). Format: Mac OS Extended (Journaled) . Scheme: GUID Partition Map . Click Erase , then click Done once completed. Step 3: Create a Bootable macOS High Sierra USB Installer download+macos+high+sierra+10136+dmg+mac+install
To ensure you don't run into issues while following "download+macos+high+sierra+10136+dmg+mac+install", keep this checklist handy:
She dragged the installer into Applications, then plugged in a 16GB USB stick she’d labeled “HS” in silver Sharpie. Once you have your bootable USB drive, you
Before downloading, ensure your Mac hardware supports version 10.13.6. Late 2009 or newer MacBook Air / Pro: Late 2010 or newer Mac mini / iMac: Late 2009 or newer Mac Pro: Mid 2010 or newer Memory: Minimum 2 GB RAM (4 GB recommended) Storage: At least 14.3 GB of available storage space Step 1: How to Download the Official macOS High Sierra DMG
Here are the two best approaches to get the installer: Erase the drive with the following settings: MyVolume
If you need to perform a clean install, you must flash the installer onto a USB flash drive (minimum required). Plug your USB drive into your Mac. Open Disk Utility (Finder > Applications > Utilities).
Before you begin, ensure you have:
Avoid third-party torrent sites or untrusted download blogs, as they frequently bundle malware or modified system files with the operating system. Always use official Apple sources or verified delivery networks. Method A: The Mac App Store (Recommended)