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.
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Bulging batteries are bad news, always replace
Yes, that is a concern. Pictures of a new battery shows it to normally be flat or slightly indented in that area.
Just poke a hole in it to release the extra pressure! (Don’t do this)
Don’t say that
