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My mac pro early 2015 model is not booting up. I have added a new ssd on it, now i am trying with usb boot to but it’s stuck on apple progress bar 100% And it’s not coming the recovery mode, i have tried also internet recovery but same problem. But i can boot it on other operating system. Only mac is stuck always. Can anyone help me what’s the problem on my mac
You’ll need to boot up under an external OS installer USB thumb drive to properly format your SSD How to create a bootable macOS Mojave installer drive. You need to be using GUID with either a Journaled file system or the newer APFS used in High Sierra or Mojave MacOS’s How to format a drive on a Mac In addition, your systems firmware may need updating which the installer drive will also do for you.
