When the amount of charge the battery can hold diminishes ... going the Apple route, as you won’t void your device’s warranty ...

To do so, head to Settings > Cellular, then tap on Cellular Data Options. If you don't see Cellular Data Options, select the ...

The iPhone learns how often you charge it, and when it anticipates you'll have your phone plugged in for a while, it turns on Optimized Battery Charging. You may be wondering if it’s safe to ...

If you go to Settings -> Battery on your iPhone, you can see a lot of stats about the performance and health of your battery. This includes a charge graph that plots the battery percentage of the ...

Low battery health ... lasts on a single charge, but your battery health determines how much your battery life has diminished over time. After a year, your battery life won't be as long as when ...

There are a few clever iPhone features that still work even when you've run the battery right ... last dregs of charge. The only other catch to note is that the feature won't work if you've ...