You can DIY your own phone battery replacement and save a ton of money in the process. Here's how. Andrew Lanxon Editor at Large; Lead Photographer, Europe When he's not testing the latest phones or ...

Smartphone batteries don't last like dumbphone batteries because they power more complex processes. Here are some signs that yours is due for replacement.

You’ve probably experienced this with your iPhone: one second it’s fully charged and then, after a few hours of normal use, its battery has been drastically depleted. And you’re like, what the heck ...