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.

Looks like no one’s replied in a while. To start the conversation again, simply ask a new question.

MacBook Pro won’t start up

I tried to do the new update and now my computer won’t start up properly because of the message attached.


if seen how to fix this once the computer loads but the error message is preventing the start up from completing.

MacBook Pro 15″, OS X 10.11

Posted on Apr 5, 2021 4:19 PM

Reply
Question marked as Top-ranking reply

Posted on Apr 5, 2021 5:49 PM

Cpm1990 wrote:
MacBook Pro won’t start up

tried to do the new update and now my computer won’t start up properly because of the message attached.

if seen how to fix this once the computer loads but the error

https://discussions.apple.com/content/attachment/9b18fc0d-98f1-42e6-825b-0b03dbeabc3c
message is preventing the start up from completing.


If your Mac doesn't turn on

https://support.apple.com/en-us/HT204267


If your Mac doesn't start up all the way

https://support.apple.com/en-us/HT204156

1 reply
Question marked as Top-ranking reply

Apr 5, 2021 5:49 PM in response to Cpm1990

Cpm1990 wrote:
MacBook Pro won’t start up

tried to do the new update and now my computer won’t start up properly because of the message attached.

if seen how to fix this once the computer loads but the error

https://discussions.apple.com/content/attachment/9b18fc0d-98f1-42e6-825b-0b03dbeabc3c
message is preventing the start up from completing.


If your Mac doesn't turn on

https://support.apple.com/en-us/HT204267


If your Mac doesn't start up all the way

https://support.apple.com/en-us/HT204156

MacBook Pro won’t start up

Welcome to Apple Support Community
A forum where Apple customers help each other with their products. Get started with your Apple Account.