I only ask because the bulging seems slight enough that I'm not 100% certain that's not just how the battery is supposed to look.
This is inside a Lenovo ideapad flex 4. I only opened it to replace the hard drive.
A little? Both cells on the right are bulging pretty badly. Even the one on the left is starting to bulge.
A little? Both cells on the right are bulging pretty badly. Even the one on the left is starting to bulge.