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#HOW CAN I CHECK FOR HARD DRIVE SMART ERRORS ON A MAC INSTALL#
#HOW CAN I CHECK FOR HARD DRIVE SMART ERRORS ON A MAC DOWNLOAD#

I think this possibility is relatively high. Some people suspect that it may be a bug. For a dual-system mac computer, it is common for the hard disk to prompt a smart error after deleting the windows system.It may be that your hard drive is about to reach its end of life. errors does not mean that your hard disk is broken, it means that the risk of hard disk damage is relatively high. I noticed two pieces of information when searching for solutions online

#HOW CAN I CHECK FOR HARD DRIVE SMART ERRORS ON A MAC INSTALL#

Install macOS on the local hard drive.After repairing, enter the installation interface again, the SMART errors prompt is gone, and the button becomes brighter :) Click to start happily!.After the repaired hard disk, there is no SMART error prompt. attributes and change some HDD parameters such as AAM, APM.

Use Disk Utility to repair the hard drive.Select the local hard disk, this time you can use First Aid, repair and format again. The program can test storage device for errors (Bad-blocks and bad sectors), show S.M.A.R.T.Insert the mobile hard disk into the USB port of the iMac and start the computer.For detailed steps, please see my reference document below. Fortunately, I still have a Mac book pro. Making the boot disk must be done in a macOS computer. Use mobile hard disk to make macOS boot disk.This step is a bit tricky.Originally, the initial system of this iMac was OS X 10.7 Lion, but you found that the installation file on Apple's official website turned out to be charged, WTF!

#HOW CAN I CHECK FOR HARD DRIVE SMART ERRORS ON A MAC DOWNLOAD#

Go to the Apple website to download the macOS installation file you want to install.I downloaded OS X 10.11 El Capitan.

I feel that it must be booted with another system before it can be repaired. My computer only has this hard disk, and it is a partition, although the capacity is 1T. Later I tried to enter Dosk Utility again and wanted to use First Aid to repair, but First Aid was also grayed out. When you want to start the installation, you know, if there is a smart error on the hard disk, macOS will not let you install it at all, and the button to start the installation is grayed out and you can’t press it!!! When erasing the hard disk in macOS utilities, I found that the hard disk has a SMART error. I recently found that macOS is getting slower, so I plan to delete windows and reinstall a lower version of macOS, hoping to rejuvenate this old machine through this transformation. I have an old iMac computer with dual mac and windows systems installed on it.