Freshen it up with a good reboot, an OS update, battery-boosting tricks and more.

Your old Android phone needs some help. Maybe it’s feeling sluggish. Maybe it’s groaning under the weight of excess photos and apps. Maybe the battery dies way too soon. Or maybe you’re not quite ready to part with it.
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https://www.pcworld.com/article/3541236/old-android-phone-speed-up-increase-battery-life-free-up-space.html