I've tried creating a bootable installer following this advice ( ) and that has failed as well. When you see a window with the option to reinstall macOS, your Mac has started up from Recovery. I tried to rest the disc to APFS but APFS isn't even offered as a choice. With this particular trick, you can download complete Install MacOS application packages directly from the Terminal application, and it works to get full installers of macOS Monterey, macOS Big Sur, Catalina, Mojave, and High Sierra too. HOW TO CLEAN INSTALL macOS High Sierra - With A BOOTABLE FLASH DRIVE Auto Technica 12.3K subscribers Subscribe 1. Try running this application again." Running things "again" also fails. First, Download macOS From The Mac App Store To begin, you need the installer for whatever version of macOS you want on a thumb drive. The reinstall takes 6 minutes and then fails displaying "An error occurred while preparing the installation. A restart, after what appears to be a Recovery window and a "Network Installation" process, brings me to the menu of four items which includes Disc Utility and "Reinstall MacOS" which appears to be High Sierra. System Requirements to install macOS High Sierra Extract macOS High Sierra from the compressed file Install VirtualBox Create a New Virtual Machine for. ![]() I "Erased" the drive and reset it to MacOS Extended (Journaled). But in what is probably a misguided attempt to downgrade the system to HighSierra (to make it compatible with Steam for my 14 year old), i've been unable to reinstall the OS. Each command assumes that the installer is in your Applications folder, and MyVolume is the name of the USB flash drive or other volume you're using. Type or paste one of the commands below into Terminal, then press Return to enter the command. There are other ways, for example you can restore M1 Macs in DFU mode with an IPSW image of the new version of macOS. Open Terminal, which is in the Utilities folder of your Applications folder. Three ways to clean install macOS Option 1: Erase content and settings (macOS Monterey and later) Option 2: Do a clean install via Recovery Option 3: Do a clean install macOS. ![]() It was running Ventura and doing just fine. The most straightforward way to perform a clean install is to erase your current startup system and install the new system from a bootable installer disk. ![]() (He replaced the internal drive with a Samsung SSD 870EVO 500GB there's also a small Fusion Drive - not sure if the drive sitch is relevant). I'm trying to reinstall MacOS on a 2017 iMac that a friend just gave me.
0 Comments
Leave a Reply. |
Details
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |