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Check hard disk for errors mac how to#

If the SMART Status says “Verified” the drive is in good health.

Status” of the disk information overview in Disk Utility

Select the disk from the list at the left of the Disk Utility screen (select the actual main disk, not a partition)*.

Open “Disk Utility” on the Mac, Disk Utility is found in the /Applications/Utilities/ folder.

This trick works the same on all modern versions of MacOS and Mac OS System software with the Disk Utility application.

Check hard disk for errors mac how to#

How to Check SMART Status of Disk Drives on Mac OS SMART, which stands for Self Monitoring Analysis and Reporting Technology System, is a mechanism for reporting disk health or disk problems to the operating system, and SMART status can tell you if a drive is failing or has some other fatal error to the actual disk hardware, providing a very clear indicator that it’s time to urgently backup all important data and then replace the failing drive.Īs you can imagine, SMART status of a disk is quite important, and if you want to know whether a disk is about to fail then checking SMART status is perhaps one of the simplest and easiest ways to know. Checking SMART status of a drive can give you actionable information about whether a disk is about to fail and therefore is in need of an urgent data backup and drive replacement. This article will walk you through how to check SMART status on hard disks in Mac OS, and it works with both SSD and HDD volumes.