How to repair a mac hard drive

Emptied Trash in Minutes. Recommended By Experts. How to repair a failed Mac hard disk? How do I repair external hard drive? What is the best repair software for Mac?

Have a backup handy just in case. There is a chance this can erase some data or just wipe out your entire hard drive. We are not going to reinstall Mac OS X. Check if the disk needs repairs.

Note: If you’re checking your startup disk or startup volume, restart your. In the sidebar, select a disk or volume, then click the First Aid button. The Repair utility will fail if the drive is suffering from a significant amount of corruption.

Select the external hard drive at the left side. Click on the First Aid button , or right-click the external hard drive and choose First Aid from the options. After your export all files to your Mac or a secondary hard drive , you can repair the external hard drive on your Mac. Formatting is the easiest way to help you repair a bad external hard drive on Mac. You should now initiate a normal restart to see if your problem has been resolved.

No Technical Skills Required. Mac also comes with built-in programs and features that help users make the most of their devices. It is a graphical user interface designed to verify and repair hard drives in Mac.

You can utilize it as the first line of defense against disk-related errors. But if they don’t get it done for you, you might want to turn to one of the big guns: fsck. Disk Utility is the one you want.

Alternatively, you can use a program like Drive Genius, available from Prosoft Engineering. If your computer completes its process, then it might just be your lucky day. If you previously created an emergency drive (see “Mac troubleshooting: Be prepared for hard-drive failure”), now is the time to use it.

Restart while holding down the Option key.

It said that there was a problem with it and it needed to be repaired. First Aid is an optimization software that scans your hard drives for errors or bad sectors and then repairs them to its best of abilities. Once this process s complete your ol broken hard drive is no longer useful. Step 2: Prepare For Replacement. The next step is to take the old hard drive out and prepare your MacBook Pro for replacement.

Solution 3: Repair external hard drives with FSCK command. OS X offers a very nice graphical user interface to verify and repair your hard drive , located in the Utilities folder. Release the keys when you see the Apple logo or spinning globe. Type diskutil resetFusion in the Terminal window, then press Return. When your machine gets to the point where it looks for an operating system to start from, it will give you the option to choose any suitable drive.

You can also try freezing the hard drive for a few hours in a sealable plastic bag and then checking to see if it works.