No entry symbol on my mac

That was easy. Perhaps there was a glitch while my Mac was initially looking for a bootable drive. These things happen.

Macbook in divieto di sosta - Fix Soluzione

I had heard that Apple had released versions of Mojave newer than the one I initially installed. I had been promoted several times by Mojave to update, but ignored those prompts for severals weeks. Earlier today, I decided it was time for me to be running the latest version of Mojave beta. The About This Mac window opened with the Overview tab highlighted.


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I then clicked on Software Update… highlighted in red:. I clicked the Update Now button highlighted in red:. I clicked the Install Now button highlighted in red:. I pressed the power button until my MacBook Pro powered down. I used the Startup Manager as described above and at the link , holding the option key down as soon as I heard the Apple chime. I selected the one named macOS Installer:. Then it showed me progress as it performed the update:.

No entry sign on boot | MacRumors Forums

The update process may take awhile. When the progress bar reaches the end of the estimated processing time marker, the screen may go black. In fact, the screen may go black at several points during all these steps. Formatting the hard drive is toward the bottom. Big thanks for the help danj! Unfortunately I might have to remove this drive and format via some sort of external adapter. You could still connect things here using a Thunderbolt to FireWire adapter and then a FireWire cable between them.

The downside is I have to now reopen the dam Mac Mini to remove the drive. Select a Language: Help Translate iFixit. Back Answers Index. Mac mini Model A 2, 2. Kevin Tufts busycloud Rep: View the answer I have this problem too Subscribed to new answers.


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Voted Undo. Score 1. What is the OS version you're trying to install? MacPro does not, Mac Mini should support it. User profile for user: Ballerholic Ballerholic.

Managing a prohibitory sign at OS X bootup

Macbook "No entry" sign at startup Grey screen Hi, when I try to start up my Macbook Pro I get a "No entry" sign that sometimes switches between the "apple" logo and then occasionally, but very rarely will I see a "folder with a? More Less.

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Mac OS X: Thanks for using Apple Support Communities. Have a great day, Mario. View answer in context.