User level: Level 1 (8 points)Can I renew the system start-up files in my MacBook because booting is not possible.
[Re-Titled by Moderator]
Original Title: Booting MacBook
Posted on Sep 17, 2026 6:29 AM
User level: Level 9 (72,871 points)Sep 17, 2026 7:16 AM in response to jb3consult
Follow the steps here:
How to reinstall macOS - Apple Support
There are more options described here:
How to download and install macOS - Apple Support
User level: Level 9 (78,350 points)Sep 17, 2026 8:27 AM in response to jb3consult
See the following Apple article which shows several different types of startup & boot failures and how best to proceed:
If your Mac doesn't start up all the way - Apple Support
Originally posted at discussions.apple.com/thread/256358919