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My MacBook Pro won't turn on, the caps lock button is constantly lit

Hello! Please help, I can't find a solution to my problem! My MacBook pro A1990 won't turn on, the caps lock button is constantly light on! I've done everything but nothing helps! When I hold down the power button for 10 seconds, the light on the caps lock button dims and then shines brightly again.


[Re-Titled by Moderator]

Posted on Sep 18, 2023 11:25 AM

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Question marked as Top-ranking reply

Posted on Sep 18, 2023 11:56 AM

nikolov48 wrote:

Hello! Please help, I can't find a solution to my problem! My MacBook pro A1990 won't turn on, the caps lock button is constantly light on! I've done everything but nothing helps! When I hold down the power button for 10 seconds, the light on the caps lock button dims and then shines brightly again.


You can always force quit a shutdown by holding the power button/TouchID for ~6-10 sec.

Force Shut down your Mac.


Log out, sleep, wake, restart or shut down your Mac

Shut down or restart your Mac - Apple Support



reboot as normal and test.


no resolve—

A SafeBoot Use safe mode on your Mac - Apple Support will sort many anomalies



2 replies
Question marked as Top-ranking reply

Sep 18, 2023 11:56 AM in response to nikolov48

nikolov48 wrote:

Hello! Please help, I can't find a solution to my problem! My MacBook pro A1990 won't turn on, the caps lock button is constantly light on! I've done everything but nothing helps! When I hold down the power button for 10 seconds, the light on the caps lock button dims and then shines brightly again.


You can always force quit a shutdown by holding the power button/TouchID for ~6-10 sec.

Force Shut down your Mac.


Log out, sleep, wake, restart or shut down your Mac

Shut down or restart your Mac - Apple Support



reboot as normal and test.


no resolve—

A SafeBoot Use safe mode on your Mac - Apple Support will sort many anomalies



My MacBook Pro won't turn on, the caps lock button is constantly lit

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