How to Install MacOS on ANY External Drive in 2025

Video Description

You can Install macOS 15 Sequoia today. If you don't have a developer account you can get access to the latest full installer using a direct link. New iOS App Course: https://super-easy-apps.kit.com/iphone-apps-101 These direct links are subject to change and can be deactivated if Apple finds a critical bug. 1. @mrmacintosh has documented additional installers on his website: https://mrmacintosh.com/macos-sequoia-full-installer-database-download-directly-from-apple/ 2. Make sure you use the correct USB-C port for your Mac. Boot drives require specific ports. https://support.apple.com/en-us/111336 3. Change your startup disk: https://support.apple.com/guide/mac-help/change-your-mac-startup-disk-mchlp1034/mac You can read the release notes here (Apple developer): https://developer.apple.com/documentation/macos-release-notes/macos-15-release-notes 00:00 Introduction 00:22 Install on an External SSD 01:03 Mr. Machintosh Install Links 02:35 Install macOS 15 beta in Applications 02:55 Show All Disks... option 03:22 Format your SSD #macos15 #sequoia #ssd #startupdisk #harddrive #externaldrive #hd #harddisk #ssddrive #macos #bootable #beta #mac #download #fullinstaller #apple