Mac How to repair Disk

1. In the other Launchpad of MAC system, click to open the "Disk Utility" application, as shown in the figure

2. Then select the Macintosh HD disk in the left column in the Disk utility, then click the "Verify Disk Permissions" option, then wait for the system to detect the disk permissions. When the verification is complete, if you need to fix it, you will see some information such as group inconsistency on XXX.

3, then you can click on the "Repair Disk Permissions" Permission option, those who have the problem of file permissions to repair.

Enter Recovery disk for repair

1, the above method is directly in the MAC system repair, sometimes encountered some problems can not be directly repaired in the system, need to enter the Recovery mode to recover. Please restart your MAC system and press the COMMAND+R key on your keyboard as shown in the figure

2, when entering the Recovery interface, please select the "Disk Utility" option in the interface, as shown in the figure

3. After you enter the disk tool, select the disk you want to repair and click the "Repair Disk Permissions" button.

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