Shut down your Mac by pressing the Power button for 3 to 5 seconds.

Run First Aid to verify and fix any startup drive issues. To confirm, launch Disk Utility in macOS Recovery mode.

Connect all the peripherals except the defective and restart your Mac.Ĭheck whether your hard drive or SSD is causing the gray screen of death issue on your Mac.

Do this for all peripherals, one at a time, to find the bad peripheral.

When the Mac login screen opens, reconnect a peripheral, then restart the Mac.

Press the power button to switch on the Mac.Remove audio cables, headphones, Ethernet cables, and other peripherals from Mac.Shut down the Mac by pressing the Power button for 3 to 5 seconds.You need to remove all the peripherals one by one by using the method mentioned next. This signaling issue freezes your Mac during the boot process. Disconnect All External Peripheral DevicesĪ defective peripheral or cable causes the signaling pins on Mac’s ports to get stuck in a single condition (low, high, or neutral). Take a look at some in the next sections.

If you’re facing the Mac gray screen after login or at startup, there are multiple ways to try and fix the issue.

If you’ve installed any new program on your Mac and it’s not functioning correctly, it’ll cause Mac gray screen error.

Read More: Repair your macOS startup drive

A faulty startup drive might cause the Mac gray screen with no logo.

Peripheral devices that don’t have an updated firmware can lead to Mac gray screen with circle slash.

A defective or unauthorized peripheral device causes your Mac to stall at the gray screen while waiting for the device to respond to the command.

Reasons behind the Mac Gray Screen of Death Error So, what do you do? First off, you should try to find out all the possible causes behind a gray screen on Mac. In any case, your Mac gets stuck, and you can’t skip the screen to move forward to the login screen. But you may find the Apple logo, a spinning globe, a folder with a question mark, or a prohibitory sign along with the gray screen. Sometimes, your Mac doesn’t even show an error message stating the real cause behind the gray screen. It can be quite frustrating when your iMac, Mac mini, MacBook Air, or their Pro model stalls on a plain gray screen. Use Disk Utility to Repair the Storage Driveĥ. Disconnect All External Peripheral DevicesĢ. Download the free-to-try Mac data recovery tool to create a recovery drive and recover data.ġ.

Summary: Grey screen of death giving nightmares? This post shares some easy ways to repair gray screens on iMac, MacBook, or Mac Pro.

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