Then run the installer program you downloaded to install the OS on to the drive. Then prep up a USB thumb drive (16 GB or larger) running Disk Utility to format the drive with a GUID partition map and create a journaled file system partition. Here you'll need to find a friend with a Mac to download from the App Store the OS installer.
The next issue is creating a bootable drive. Download HDD recovery software for free to recover data after accidentally formatting a disk or deleting files Supports Windows 10, 8, 7, Server, Vista, XP. 2) Press and hold Mac’s power key until you see the Loading startup options screen. It is, in essence, a small (650MB) partition on your Mac’s internal hard drive (traditional magnetic HDD or solid state disc SSD) that is ‘hidden’ and reserved for common utilities such as Disk Utility.
As you'll need to replace the needed thermal sensor the custom HD's Apple used. Here’s how to start up your Mac with Apple silicon in Internet Recovery Mode: 1) Click the Apple icon, choose Shut Down and wait for your Mac to shut down completely. The recovery partition is a new feature of OS X that allows you to restore system software to your Mac with just a few clicks, without the use of DVDs or USB drives. You can use a standard 3.5" SATA II (3.0 Gb/s) drive but you'll need this adapter: OWC Complete Hard Drive Upgrade Kit including tools for all iMac 2009-2010 Models. Review this Apple T/N: OS X: About OS X Recovery.įollow this IFIXIT guide to replace the drive: iMac Intel 27" EMC 23 Hard Drive Replacement. Sadly, your system may not have the needed firmware to do internet recovery. Data Recovery software is the best solution for recovering the lost data from your device due to any miss-happing like hard drive.