Mac 911 cannot reply to email with troubleshooting advice nor can we publish answers to every question. If not, we’re always looking for new problems to solve! Email yours including screen captures as appropriate. Read our super FAQ to see if you’re covered. Finally, exit Disk Utility, then reinstall your macOS. Next, click Erase, fill out the required details, and hit Erase again. Next, go to Disk Utility > View > View all devices, and choose the top drive. Then press and hold Command + R until you see the Apple logo. We’ve compiled a list of the most commonly asked questions we get, and the answers to them: To reset your Mac, first restart your computer. ![]() I replaced it with a new Mac mini, and all the problems went away. It wound up seemingly destroying external drives and its internal one, possible because of a failed drive bus, as it affected multiple kinds of peripherals. My own problems over a year ago, when a not-very-old Mac mini seemed to go berserk. These directions are different whether you're using an Intel- or Apple. After you erase your hard drive, it will be ready to clean the operating system. ![]() Step 5: reinstall a clean Mac operating system. It seems that the MacBook Pro from 2011–2012 have some issues with the hard drive cable failing after some time.Ī Macworld article from 2013 by Chris BarylickĬites cable failure as one of the most common problems he saw working at a university-run tech-repair shop. Select Quit Disk Utility from the Disk Utility drop-down menu in the upper left corner of the screen after the process is complete. I bought a new hard drive cable and then the problem was solved.
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