Battery says charged but then says time 3 hours?

Discussion in 'MacBook Pro' started by michael31986, Dec 25, 2011.

  1. michael31986 macrumors 68040

    Joined:
    Jul 11, 2008
    #1
    i charged my macbook pro. it said charge on the task bar up top so i unplugged it and it says 3 hours remaining? isn' it suppose to be 7 hours?

    I'm thinking maybe even if it says charged its not fully charged idk.
     
  2. GGJstudios macrumors Westmere

    GGJstudios

    Joined:
    May 16, 2008
    #2
    The time remaining is an ever-changing estimate, based on the current power demands of your system. Read the BATTERY LIFE FROM A CHARGE section of the following link. This should answer most, if not all, of your battery questions:
     
  3. michael31986 thread starter macrumors 68040

    Joined:
    Jul 11, 2008
    #3
    u were right when i excited iTunes it went back to 6 hours and half! thanks!sorry for dumb questions
     

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