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#How to install os x from usb install
#How to install os x from usb trial
#How to install os x from usb Pc
#How to install os x from usb download
#How to install os x from usb torrent

If you've already mapped your USB ports (opens new window) and disabled XhciPortLimit, you can boot macOS 11.3+ without issue.For education purposes, we have a copy provided here: macOS 11.2.3 InstallAssistant(macOS) (opens new window).macOS 10.15, Catalina) or find a 11.2.3 or older Big Sur installer

#How to install os x from usb install

We advise users either install an older OS(ie.

CAUTION: With macOS 11.3 and newer, XhciPortLimit is broken resulting in boot loops (opens new window).

For first time users, we recommend macOS Catalina (10.15) or Big Sur (11).

For more information, see here: macOS 12: Monterey

macOS 12, Monterey Note: As this OS is quite new, there's still some issues with certain systems to resolve.

If you need a particular versions of macOS, you can select it by typing the number next to it. Mkdir -p ~/macOS-installer & cd ~/macOS-installer & curl > installinstallmacos.py & sudo python installinstallmacos.pyĪs you can see, we get a nice list of macOS installers. Starting from macOS Monterey 12.3, Apple removed support for python2.7, so without it installinstallmacos.py will throw the following error: Note for users running macOS Monterey 12.3 or above

#How to install os x from usb download

This method allows you to download macOS 10.13 and newer, for 10.12 and older see Downloading macOS: Legacy OSįrom a macOS machine that meets the requirements of the OS version you want to install, go directly to the App Store and download the desired OS release and continue to Setting up the installer.įor machines that need a specific OS release or can't download from the App Store, you can use the Munki's InstallInstallMacOS utility.

For everyone else, you can either download macOS from the App Store or with Munki's script. You can skip this and head to formatting the USB if you're just making a bootable OpenCore stick and not an installer. To start we'll want to grab ourselves a copy of macOS. While you don't need a fresh install of macOS to use OpenCore, some users prefer having a fresh slate with their boot manager upgrades.

Getting started with ACPI (opens new window).

Now with all of this done, head to Setting up the EFI to finish up your work.

#How to install os x from usb torrent

This took me absolutly ages to work out but it was worth it, and to every one saying that the os x downloaded from torrent is bad, i havnt had a single problem yet. after this just follow instructions and you should have a perfectly working mac, so long as the os x file you downloaded is decent. this will mean that the small drive has all the os x data all in one place, so its easy to keep track of. proceed to the re-install (second choice down) and choose the smaller hardrive to install on. select the usb and it will take you back to disk utility. You can now insert your bootable usb flash drive and restart the system. then click image and select the os x file. Now on the restore tab, drag the smaller harddrive partition to destination. You the need to take the now empty usb #1 and copy the whole original os x file onto it from your pcn and plug it into the mac.

In the partitioned tab, change current to two and drag the line in between all the way down so you have one big drive and one tiny one. In disk utility select one of your hard drive partitions (or your hard drive if its not partitioned). This should create your bootable usb drive, however there are a bunch of other files in the original download so heres what i did (and my macs working fine) then click image and choose the InstallESD file on usb #1. drag the empty usb #2 to the destination. Then plug BOTH usb sticks back into the mac. I then entered the os x file i downloaded on the pc, went to contents, shared support and then copied the InstallESD onto usb #1. do this for both usb, they may not show up on your pc, you need to use the transmac programe. change format to 'mac os extended journal', change current to 1, and in options tick guid partition table. I then erased and formated two usb sticks using the mac, on disk utility go to the partition tab, select a usb.

#How to install os x from usb trial

I then downloaded the free trial of transmac, which allows you to read mac files and mac formatted disks on your pc.

#How to install os x from usb Pc

Im going to give instructions incase anyone else is in the same situation.įirst on my pc I downloaded dmg. Ok, so after ALOT of tinkering about I have managed to down load mountain lion onto my mac, using a pc to make the bootable usb stick.