Mac pro battery not charging to 100

I recently got the new MacBook Pro and would like to look after the battery better as I need it for university and would keep it for at least 3 years. I understand that they are lithium-ion batteries and have a recommended max cycle counts of 1, However, would this cause any damage to the computer or not? I also think I read somewhere a few years ago about batteries breaking in just like an engine.

How to Fix Faulty or Inaccurate Battery Percentage on Mac

If this does happen, how long would this take? This question has been asked before and already has an answer. If those answers do not fully address your question, please ask a new question. These days, keeping your laptop plugged in as much as you like isn't going to make a significant difference to the battery life.

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Sign up to join this community. The best answers are voted up and rise to the top. Home Questions Tags Users Unanswered. Is it good to keep my MacBook Pro on charge? Asked 1 year ago. Active 1 year ago. Viewed 8k times.

My battery won't charge past 66% on my macbook

This question already has an answer here: Should I disconnect my MacBook Pro's power cord when the battery is fully charged? See this answer: apple. Getting replacement parts from anywhere else but Apple and iFixit is a roll of the dice.


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  • Re: My battery won't charge past 66% on my macbook?
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Sounds like a Logic Board issue to me. I put the old battery back in and everything back to normal, thank god no circuitry or motherboard problems. Time to return it, the sensor logic within the battery is not communicating to your system which is why it's not showing it's charging Charging with 0 Watts Don't bother swapping it out again its bad. I doubt you will get it to work I would doubt myself too and it probably won't last long if you perform a miracle and get it to work.

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How To Calibrate a Mac Laptop's Power System

Allow the battery to charge and then power on. Elliot Feldbau. Posted: May I have late MacBook Pro Retina. Put in a new iProPower amazon battery and it would not charge. Per a thread I saw while back, remove the MegaSafe charger cable: then: 1 disconnected the battery, but did not remove it it has adhesive, you know ; 2 I held the power button down for 5 sec.

I did not have to reset the SMC. This may not apply to all cases, but some might benefit if you know your battery is OK. Help Translate iFixit. Back Answers Index.

[ubuntu] My battery won't charge past 66% on my macbook

MacBook Air 13" Early The April update of Apple's 13" MacBook Air features refreshed dual-core i5 and i7 processors, plus slightly increased battery performance. Albert Cav albertcav Rep: 23 2 1.


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  5. Hi Everyone, I purchased a replacement battery for my laptop, it was pretty easy to install. View the answer I have this problem too Subscribed to new answers. Is this a good question? Yes No. Voted Undo. Score 1.