

This gives your device a fresh battery with maximum capacity. You just need to purchase a replacement battery designed specifically for your device, power down your device, and then replace the current battery with the new one.

If you have a smartphone, tablet, laptop, or another device with a removable battery, replacement is easy. It could just be background applications draining your device’s battery more quickly. Be sure to follow tips for extending a device’s battery life before deciding the battery’s hardware is at fault. On the other hand, if you’ve seen a device’s battery life decline sharply and you need to go longer between charges, it’s probably time to replace the battery.
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RELATED: How to See Which Apps Are Draining Your Battery on an iPhone or iPad If your battery reports it’s at 40 percent of its original capacity, but you’re still happy with how much battery life you get, there’s not much need to pay for a replacement until it declines to a point where it becomes bothersome. Whatever your device says about the health of its battery, the rest is up to you. Some older phones would show battery health information if you opened the dialer and typed *#*#4636#*#*, but this doesn’t seem to work on modern phones.įor other devices, search for the type of device and “battery health” to get instructions.
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