How to repair disk errors in Recovery ModeĢ) As your Mac restarts, hold down the Command (⌘) – R combination immediately upon hearing the startup chime and hold the keys until the Apple logo appears.ģ) Select Disk Utility and click Continue.Ĥ) In the sidebar, select the volume you wish to repair.ħ) Two things will happen: either the app will report that the disk appears to be OK (or has been repaired) or you will need to do one of the following: Recovery Mode makes it easy to repair your Mac’s disk in situations when the machine won’t boot properly and load the desktop in the first place. The built-in recovery partition on your Mac’s startup disk contains recovery tools, like Disk Utility. In other words, macOS’ Recovery Mode gives you a chance to repair a malfunctioning startup disk that prevents your Mac from booting properly.

From the Apple menu, select Software Update.MacOS on your Mac includes a disk-repairing app, called Disk Utility, which you can use to scan your connected drives for errors, erase a disk, repair disk permissions, check the disk’s structure for physical errors and more.īut what can you do, if anything, should your Mac experience issues preventing it from starting up properly? Not to worry, our friends, because macOS lets you launch a standalone version of Disk Utility from your Mac’s built in recovery partition.

Once the installation is complete, you will be asked toĮnter basic information and have the option to transfer data from Click Install and enter your Apple ID information if Follow the instructions and then choose your hardĭisk.

Click Reinstall Mac OS X, and then clickĬontinue.

Options., adjust the slider accordingly, and click

If you would like to securely erase your data, click Security.

Next to 'Format:', make sure Mac OS Extended (Journaled).

In Disk Utility, from the left column, click your hard.

Restart your computer, and immediately hold down command-r until the gray Apple logo appears.

Reinstalling while erasing everything on your computer from the Apple menu, and install any available updates.

When the installation is complete, select App Store.

Click Install, and enter your Apple ID information if prompted. Follow the instructions on the screen, and then choose your hard disk.

Click Reinstall OS X, and then Continue.

If prompted, select your main language and then click the arrow.

Restart your computer, and immediately hold down command-r until the gray Apple logo appears.

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