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MacBook Pro 15inch late 2012 at 55% it jumps to 100% for a minute then drops back to 54%

I had take my laptop was charging and I took it out and switch plugs on entry it sparked,I took it as nothing but now my laptop when it’s charging example

it’s at 55% it jumps to 100% for a minute then drops back to 54%. Wonder if it the mac safe board.


How do I fix

MacBook Pro

Posted on Feb 18, 2020 4:24 AM

Reply
Question marked as Best answer

Those were the first thing I checked the problem happens when I start turning on applications

Posted on Feb 18, 2020 5:01 AM

5 replies

Feb 18, 2020 4:48 AM in response to jahmele

jahmele wrote:

I had take my laptop was charging and I took it out and switch plugs on entry it sparked,I took it as nothing but now my laptop when it’s charging example
it’s at 55% it jumps to 100% for a minute then drops back to 54%. Wonder if it the mac safe board.

How do I fix


You can Try resetting the SMC https://support.apple.com/en-us/HT201295


Verify your batt condition, holding the option key and clicking open the batt icon in the upper right menu bar.

Anything but Condition : Normal needs to be replace.


Apple Portables: Troubleshooting MagSafe adapters - Apple ..




About Mac notebook batteries - Apple Support

https://support.apple.com/en-us/HT204054


Determine battery cycle count for Mac notebooks - Apple Support

https://support.apple.com/en-us/HT201585


Batteries - Maximizing Performance - Apple

https://www.apple.com/batteries/maximizing-performance/



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MacBook Pro 15inch late 2012 at 55% it jumps to 100% for a minute then drops back to 54%

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