I’d second the ifixit recommendation. I changed the battery on a 2012 MacBook Air, and it all worked okay. I’d also recommend getting the toolkit they offer too, it’s got everything you need and some of the torx heads you need are tiny.
@Muppetteer started
London Fixed Gear and Single-Speed is a community of predominantly fixed gear and single-speed cyclists in and around London, UK.
This site is supported almost exclusively by donations. Please consider donating a small amount regularly.
I’d second the ifixit recommendation. I changed the battery on a 2012 MacBook Air, and it all worked okay. I’d also recommend getting the toolkit they offer too, it’s got everything you need and some of the torx heads you need are tiny.