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Helpful answers
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Apr 27, 2015 12:12 AM in response to Angeljujubeanby dominic23,MacBook Pro with built-in batteries
Batteries in these computers need not be calibrated.
Mac notebooks with built-in batteries:
- All MacBook Air computers
- All MacBook Pro computers with Retina display
- MacBook (13-inch, Late 2009 and later)
- MacBook Pro (Early 2009 and later)
OS X Yosemite
About batteries:
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Apr 27, 2015 3:10 AM in response to Angeljujubeanby OGELTHORPE,Angeljujubean wrote:
when my sister got a new battery her directions were to let the battery run out completely then charge it and use as usual.
That is poor advice. Deep discharges or draining the battery completely will shorten battery life. Read the links that domenic23 has provided.
Ciao.