Replaced Macbook battery to fix trackpad

Mi Problema

My Macbook is four years old, and the battery started to bulge causing the trackpad not to work properly anymore.

Mi Solución

The repair was super easy - just replace the battery, and iFixIt had the battery at the best price.

Mi Consejo

This is a really simple, straightforward fix. Just replace the battery and your done. I've had such great luck with iFixIt guides and purchases. Thanks!