Folder at startup, with question mark
Why does this happen and what do I do?
MacBook Pro
You can make a difference in the Apple Support Community!
When you sign up with your Apple Account, you can provide valuable feedback to other community members by upvoting helpful replies and User Tips.
When you sign up with your Apple Account, you can provide valuable feedback to other community members by upvoting helpful replies and User Tips.
Why does this happen and what do I do?
MacBook Pro
It might be that the OS is corrupted or the HDD/SSD is. Try hardware diagnostics - Use Apple Diagnostics to test your Mac - Apple Support to rule out hardware issue. If no hardware issue, you can do About macOS Recovery on Intel-based Mac computers - Apple Support to reinstall OS.
Good luck!
Folder at startup, with question mark