Failing finding it, Recovery downloads the currently installed version of macOS (or OS X), which is about 5GB. When complete, it installs it and reboots, and places the installer in the
It was acting up so decided a re-install was the best way to go. Followed the instructions and all went well until it it restarted. Message says” OS X could not be installed on your computer”, “No packages were eligible for install. Contact the software manufacturer for assistance. “Quite the installer restart your computer and try macOS - Wikipedia macOS (/ ˌ m æ k oʊ ˈ ɛ s /; previously Mac OS X and later OS X) is a series of proprietary graphical operating systems developed and marketed by Apple Inc. since 2001. It is the primary operating system for Apple's Mac computers.Within the market of desktop, laptop and home computers, and by web usage, it is the second most widely used desktop OS, after Microsoft Windows. sierra - "Disk Locked" macOS reinstall! - Ask Different Once selected you will have the chance to format MacintoshHD (this time the right way) and then, without rebooting, choosing to reinstall MacOS: At this point you are good to go and you will see the actual MacintoshHD which you can select to reinstall: Special thanks to my uncle Artiade and his bloody book from the early 2000: How to reinstall macOS if macOS Recovery is unavailable
MBP Mid 09 Reinstall of OS X 10.6 then update to 10.?
How to reinstall macOS from macOS Recovery - Apple Support Jun 01, 2020 How to Wipe Your Mac and Reinstall macOS from Scratch Dec 26, 2017
'An Error Occurred While Preparing the Installation' Fix
Can't Reinstall OS X On Your Mac? Try Resetting The PRAM Apr 15, 2014 Mac OS X 10.10 Yosemite Full OSX Install Reinstall OS X Yosemite 10.10.5 DVD . Great for Clean Install, Reinstall, Recovery, Upgrade, Restore, Downgrade . Printed instructions and free support included . Free Shipping . List of compatible models: To install OS X Yosemite, you need one of these Macs: · iMac (Mid 2008 or newer) · MacBook (Late 2008 Aluminum, or Early 2009 or newer) I can't reinstall mac os x help !! | MacRumors Forums