There are few feelings as frustrating as picking up your iPhone after letting it sit to charge overnight, only to discover that its battery level has not changed at all — or may have even gone down.

Other Android makers like Google, OnePlus and Xiaomi include comparable options -- often called Adaptive Charging, Optimized Charging or Battery Care -- that dynamically slow power delivery or limit ...

From broken power cables and old, faulty plugs to damaged charging ports in your phone, there are multiple reasons why your iPhone or Android phone will no longer start charging when you plug in the ...

I have an iPhone 4S. Before that, an iPhone 4. I did the typical battery conditioning I always do with any new gadget: discharge to 0, then do a full charge. So while I was keeping a keen eye on ...