I have a flashing question mark on my startup screen

Perhaps your question arrived to this discussions area through

Related Article If your Mac starts up to a question mark

"..A folder with a 'flashing question mark' means that your startup disk is

no longer available or doesn't contain a working Mac operating system."

There are a few steps in above, should initial steps fail to resolve

then use remainder. That may involve making choices to include

an Apple service appointment with an AASP or with Apple repair.

"If the question mark persists, follow these steps:

1. Press and hold the power button on your Mac for up to 10 seconds, until your Mac turns off.
2. Turn on your Mac and immediately press and hold Command (⌘) and R to start up from macOS Recovery.
3. While in macOS Recovery, use Disk Utility to repair your startup disk.
4. If Disk Utility found no errors or repaired all errors, reinstall macOS.
5. If you still need help, please contact Apple Support.."

Published Date: May 03, 2021

Apple Support

• Apple Repair and Repair Status Check - Official Apple Support

https://support.apple.com/repair

• Genius Bar Reservation and Apple Support Options - Apple

https://www.apple.com/retail/geniusbar/

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