When you find that the hard drive fails on your Mac, you will search for all kinds of methods to repair it. Virtually, Mac system has a variety of native utilities to fix disk issues. Now, this article will expose the 4 most common ones.
As we all know, all of our computer data, no matter Windows-based PC or Mac, is stored in the internal hard drive. Once the hard disk malfunctions, such as getting corrupted, the data in it will be involved surely, like corrupt PST data. Hence, it is imperative to repair the failed hard drive as soon as you discover it having some bad symptoms. Fortunately, similar to the CHKDSK on Windows-based PCs, Mac system also contains a lot of native utilities for scanning and repairing hard drive. Here we will show you the 4 top built-in ways for disk repair on Mac.
1. First Aid in Disk Utility
You must have been familiar with the Disk Utility application on Mac system. It is one of the most frequently used disk health check and repair tools. To launch it, you can go to Applications folder and then double click the “Utilities” folder. Next, double click on the “Disk Utility” shortcut. In the Disk Utility application screen, you can select the disk to be checked and hit “First Aid” button to start repair.
2. Boot into Safe Mode
What’s more, there is a quite easy method to fix many errors occurring to a hard drive on Mac. That is to rebooting your Mac into safe mode. Safe mode will launch an automatic startup check on the internal hard drive and try its best to resolve the problems on it. You can restart Mac system and hold down “Shift” key during boot. Then, sign in with password. After that, Mac will check your disks until you see the Desktop.
3. Repair in Recovery Mode
Sometimes, you may discover that issues persist even after taking the above two means. Most of time, it may be because that the previous repair processes take place when the operating system is still running from the disk. Thus, repair fails. At this point, you can try booting into recovery mode. Restart your Mac and hold down the “Command + R” keys meanwhile until a progress bar appears. In the OS X Recovery screen, you can launch Disk Utility as usual.
4. FSCK in Single-User Mode
Apart from the recovery mode, you could attempt to repair hard disk on Mac in single user mode and run file system check (FSCK) command. Reboot your Mac and press “Command + S” key buttons while booting. After getting into the Single User mode, you will see a text-mode terminal. To run a file system check, you can type “/sbin/fsck –fy” command line in the terminal. Run this fsck command over and over until you see the message – “** The volume [name] appears to be OK”. After that, you can type “reboot” in the terminal to restart Mac in normal mode.
Shirley Zhang is a data recovery expert in DataNumen, Inc., which is the world leader in data recovery technologies, including sql recovery and outlook repair software products. For more information visit www.datanumen.com