
The disk is even given a green tick to show that it is OK. Here is a typical result from running First Aid. It says that the disk is fine and the operation was successful.
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Click the Show Details link to expand the panel and read the results. Click it and it will check the disk drive for problems and fix them (you'd think, more of that later). Instead of the four Verify / Repair buttons that we had previously, now there is a single First Aid button. It is simpler and has slightly fewer features. The El Capitan version of this app is more colourful, but it has been dumbed down a bit. Most Mac users have upgraded to OS X El Capitan and have discovered that there is a new Disk Utility. 1 Use First Aid in Disk Utility in El Capitan Similarly, you can check the disk permissions with the Verify Disk permissions button on the left and then use the Repair button to fix problems if they are found. Select the First Aid tab and down near the bottom of the window were four buttons Verify Disk / Repair Disk on the right, and Verify Disk Permissions / Repair Disk Permissions on the left.Ĭlick Verify Disk and if a problem was found, the Repair Disk button was activated and could then be clicked to fix whatever ails the disk. The way to fix disk problems in previous versions of OS X like Yosemite, Mavericks, and Mountain Lion was to run Disk Utility, which is in the Applications/Utilities folder. Related: Get to know the new Disk Utility in El Capitan Old Disk Utility How often should you check and fix the disk? Once a month is a good schedule, but you should do so any time you suspect that their might be something wrong with the Mac. You must check for disk problems on a regular basis and fix them. Disk errors become app errors or system errors and lead to instability. However, they will not go away on their own and as the number of disk errors increases they can reach a point where they do start to affect the way the Mac behaves. Problems arise on the disk drive from time to time and they are usually minor and don’t affect you. Fix them before they become serious and begin to affect performance and reliability.


Don’t let small disk problems grow into big ones on the Apple Mac.
