User profile for user: jeremy_v jeremy_v User level: Community Specialist Nov 18, 2017 2:26 PM in response to dianefromdelmar Hello dianefromdelmar. Welcome to Apple Support Communities. If I'm understanding correctly, your MacBook will not power on. My MacBook is important to me and I'll be happy to help. Let's try the the steps in the following article: If your Mac won‘t turn on Cheers. Show more Less Reply Link