Originally Posted by el viejo
I've had my One since it became available at Verizon (23 Au g 13). The battery life during the first week was poor but it's much better now. A good part of that was probably due to the fact that I kept messing with it.
I have also turned off wifi unless I need it...believe wifi will wake up every once in a while to search for a connection.
There's a few things in there to keep in mind. If you mess with your device a lot, you will get worse battery, like you mentioned.
also, there's something called kernel settling, which happens as you use your device for the first few days; the kernel gets used to operating your device and becomes more efficient. (kind of an abstract concept, but I can try and explain further if you don't get it). Also, good point about the wifi