What does calibrating your battery do?

Discussion in 'MacBook Pro' started by dmmcintyre3, Mar 30, 2009.

  1. dmmcintyre3 macrumors 68020

    Mar 4, 2007
    Every time I have done it it made the MA/h drop? what is up with that?
  2. ViciousShadow21 macrumors 68020


    Mar 11, 2009
    To your left or right
    it doesnt do anything to battery life well at least it shouldnt. what its doing is resetting the "sensor" inside that supplies the information about how much battery life you have, cycles, health, ect ect.

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