I've always been running my MBP off my power adaptor while at home, however I'm curious how this affects the battery. Is it more energy efficient to run off the power adaptor or to use the battery?
I've always been running my MBP off my power adaptor while at home, however I'm curious how this affects the battery. Is it more energy efficient to run off the power adaptor or to use the battery?
It's fine to do either. Run on battery whenever you need to and plug it in whenever you can. You can plug or unplug any time you need to, regardless of the charged percentage, and you never need to completely drain your battery.
The link below should answer most, if not all, of your battery/charging questions, including tips for maximizing battery performance. If you havent already done so, I highly recommend you take the time to read it.