Use Time Machine or any of several disk-cloning apps, like SuperDuper! or Carbon Copy Cloner. If your Fusion Drive’s SSD appears to be failing, ensure you have a complete backup of your Mac before you do anything else. IDGĭriveDx’s diagnostic shows a very not good situation. For comparison, I have a 2017 iMac with a Fusion Drive (a 28GB SSD and 1TB hard drive), and DriveDx reports it’s only consumed about 10 percent of its estimated lifetime of use after two years of daily use. He has a 2015 iMac and is a heavy user of image-editing software, and the better diagnostic packages agreed that his SSD had already worn to near-failure status after just four years. iMac 27' Late 2015 A1419 4K - SLOW Fusion hard drive replacement with new internal SSD, MUCH FASTER Andrew Tsai 49. My colleague John recently wrote in and eventually ran four different disk diagnostics, because not all of them agreed initially. If you’re willing to go to all the trouble to crack open your Mac, the price of 512GB and 1TB SSDs has. test the functionality of the panel’s Embedded DisplayPort (eDP) cable. These reports can provide detail about the current wear state of your Fusion Drive SSD (or a regular full-disk one). Swap the Fusion Drive’s hard drive with an SSD and stop using the Fusion Drive’s SSD. Display extension cable set (076-00010) for iMac (Retina 5K, 27-inch, Late 20142017) - test the system and/or panel before securing the panel to the very high bond (VHB) adhesive strips. This category of software checks your drives on a schedule and alerts you the first time an error is noticed or a problem rises above a threshold. I recently reviewed DriveDx, but there are several other apps available, too. That’s why I recommend installing some form of drive-health monitoring software if you use a Fusion Drive.
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