#Downgrade mac os to yosemite usimg usb how to#

#Downgrade mac os to yosemite usimg usb how to#

HereвЂ™s how to install macOS from an OS X boot USB drive: 1. Having made your flash drive bootable, you can use it on many different devices to install macOS. Select the volume containing the bootable installer, then click Continue. Turn on your Mac and continue to hold the power button until you see the startup options window, which shows your bootable volumes.

Plug the bootable installer into a Mac that is connected to the internet and compatible with the version of macOS you're installing. Mac OS users who want to install OS X 10.10 Yosemite on their machines and are facing issues installing the operating system for the first time on their Macs can follow a simple step-by-step guide. Whilst this is a bit disappointing because itвЂ™s one of the things I had hoped to escape when I made the switch from Microsoft Windows all those years ago, it makes a fair bit of sense вЂ“ particularly if youвЂ™re one who often plays with software then deletes it again like I do for reviewing stuff, since lots of cruft gets left laying aroundвЂ¦ (I tried using Parallels Desktop 10 to run an alternative OS X platform for doing my reviews вЂ“ it was too slow). Mac Os Yosemite Usb Installer Windows 7ДЄ previous commenter on our How To Speed Up Your Mac article noted that the biggest speed up they experienced for their Mac was to re-install OS X from scratch from a USB disk.