How to Access Mac Hard Drive from Another Computer?

How to Boot Your Mac in Target Disk Mode for Easy File ...

To do this, put one Mac into Target Disk Mode and connect it to a second Mac. Reboot the second Mac and hold down the Option key as it boots. Youll see the first Macs drive as a boot device option on the second Mac. Select it and the OS X operating system from the first Mac will boot on the second Mac.

How do I Recover Data from my Imac Hard Drive?

Connect your Mac hard drive to your computer as an external storage device.
Select the HDD in question to scan it.
Wait until the software locates your missing information.
Find the files in question to preview them on the chosen drive.
Recover and save the information to your PC hard drive or external storage.

How do you Get Files off a Mac that Won't Turn On?

Boot your Mac into macOS Recovery mode .
Select Restore from Time Machine in macOS Utilities.
Select the latest APFS snapshot.
Note: For some reason, like no enough Mac hard drive storage space, your Mac might fail to save an APFS snapshot.
Follow the instructions to restore your Mac.

How do I Use my Old MacBook Hard Drive as External?

To make a Mac act as an external hard disk, you can put it in Target Disk Mode and connect it to another Mac with a FireWire or Thunderbolt cable, as follows: Note: Target Disk Mode is available on most recent Macs; however, computers that do not have FireWire or Thunderbolt ports are excluded.