start up issues with Imac
ANyone have suggestions to boot up an Imac?
Its starts up...but never boots up.
Black screen with white apple and progress bar appears...but it doesn't start up
iMac (Retina 4K, 21.5-inch, 2017)
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Best reply
Try an SMC reset:
https://support.apple.com/en-us/HT201295
Try starting up in Safe Mode:
Use safe mode to isolate issues with your Mac - Apple Support
If neither of those work boot into Recovery and Reinstall Mac OS.
About macOS Recovery - Apple Support
If none of those work make a Genius Bar appointment for a free diagnostic: