Become a MacRumors Supporter for $50/year with no ads, ability to filter front page stories, and private forums.

battery health

  1. I

    Battery Capacity Dropping Very Very Quickly

    Hello, I have a Macbook Pro 15 inch Early 2011 with an aftermarket battery from iFixit (original was replaced due to high cycle count and diminished capacity). I use an application called battery guard that sits in the menubar and gives me information about the battery including health stats. I...