Next, you can try to Reset the Mac NVRAM and SMC by following this guide. If you’re able to get into Safe Boot, check your free disk space, try updating all software and drivers, and try the steps below to remove all third party kernel extensions. If that’s the case, move on to the next troubleshooting step.
Depending on your issue, your Mac could get stuck at the Apple Logo while booting to Safe Mode. The startup process may take a little longer than usual, so be patient. You can boot to Safe Boot by holding down the Shift key while pressing the power button. Similar to Windows, macOS has a Safe Boot mode which will actually attempt to fix issues while starting. You can plug them back in one-by-one and restart until you find the culprit. Now power on your Mac and if it starts successfully then it is one of your peripheral devices. If you’re not using a Macbook, you can keep your keyboard and mouse plugged in. Disconnect all external devices such as USB drives, printers, docks, etc. Hold down the power button for 10-15 seconds to fully shutdown your Mac. The first step is to perform a full shut down of your Mac and disconnect all external devices. It could also be related to file system corruption or low disk space.
My imac keeps freezing during startup drivers#
There could be third party kernel extensions (kext’s) or drivers that aren’t compatible.
My imac keeps freezing during startup upgrade#
If you’ve recently done a macOS upgrade, the upgrade may not have completed successfully. There are a few reasons why your Mac might get stuck on the Apple logo screen during startup, so it’ll take some patience to try each of these troubleshooting steps to determine which one will fix your issue. Luckily, there are a few steps you can try yourself before making an appointment at the Apple Genius Bar. If you’ve found this article, it is probably because your Mac won’t boot up and is stuck at the Apple Logo screen with the loading/progress bar and never goes any farther.
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