Mac mini wont recognize new hard drive

General Troubleshooting

Home Questions Tags Users Unanswered. How do I install and format new hard drive in mid Macbook pro? This question already has an answer here: Brad Brad 13 1 1 3. Feb 27 '18 at What was the newest macOS previously installed?

How to Get Your Mac to Recognize a Drive |

I ask this because the firmware updates are tied to the macOS installations. Are you going to use encryption? This answer is more tailored to your question. Install the new HDD. Boot to Internet Recovery. Many users have reported problems repartitioning their drives when APFS is in use. You can convert to APFS later, if you wish.

I am trying to format the partition but it does not even show up. Here is a screenshot I took of the only thing that appears the bootable usb flash drive with el capitan:. Any help in finding and formatting the gb drive in preparation for the "El Capitan" install would be greatly appreciated. There I opened up terminal and typed:. I don't understand what has happened to the GB hard drive. It is completely gone.

This answer is more tailored to your question.

Could it be a bad hard drive cable on the mini mac? I had exactly the same problem on an iMac. And no, if the system doesn't see it, you can't do anything to test it. Opening the computer is the way to go.

How to access an external drive that’s not recognized on a Mac

I opened mine and discovered that one of the Sata connectors my Sata cable had two connectors: It might be something similar, although most probably I'd say disk is toast. What you can do once you open the computer is put your disk in an external enclosure and test it with another computer to see if it's recognized and properly formatted even if it's not properly formatted, it should show up, but as long as it's in the enclosure, why not format it correctly if you see it's not. That will save you the trouble of closing the Mac mini after unplugging and plugging the Sata cable on a bad disk.

If the disk is fine, check the Sata cable and Sata connectors, and try again. Powered on Macbook, I get the flashing question mark folder. I googled it, everyone says this is an easy fix. I double checked my connectors, they are all attached perfectly.

How to restore OS X MacBook Pro in new Hard drive

I didn't have the flashing folder problem with my old drive, so I don't know if the connector is bad? I power off, wait a few seconds, power back on, try holding down Option ALT to get my drive to show up and boot that way, nothing. After a few seconds, I either get the flashing question mark folder, or I get just the mouse curser.

Troubleshooting a Mac Computer That Won't Recognize Internal Hard Drive

Posted on Apr 9, 2: Page content loaded. Apr 9, 2: First, check this: If you can use Network Recovery, then do the following:.

Be sure you backup your files to an external drive or second internal drive because the following procedure will remove everything from the hard drive. Wait patiently - minutes - until the Recovery main menu appears. Reinstall OS X: Be sure to select the SSD.

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You will need an active Internet connection. I suggest using Ethernet if possible because it is three times faster than wireless. Apr 10, 7: No keyboard strokes work except connecting it to firewire with T. I don't want to purchase a new ribbon cable for the hard drive and have the same problem Can a ribbon cable literally stop working when you replace the hard drive? Apr 10, 9: Put old hard drive back into computer to see if cable was bad if I got a flashing question mark and did NOT get the question mark folder.

With old, crashed drive inserted, machine will power on to gray apple logo screen.

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I can hit the Option key to access my Macintosh HD drive, however, It doesn't load, because it is crashed. However, I know that the Option key still works. Whereas, with my new drive installed, no commands work. Does the new hard drive need to be configured somehow to work with my Mac? Apr 10, No keyboard strokes work except connecting it to firewire with T Since you can connect using Target Disk Mode, why not try the method described here.