If you're wondering why the supposedly substantially longer-lasting battery life of you shiny new iPhone 4 just is not as great as you thought it would be, check your Bluetooth utilization prior to you condemn your phone.
The battery for the iPhone 4 is considerably larger than those on previous models, and is advertised to work for a lot longer, in both talk/ use time and standby than on older iPhones. When you may well have gotten your new iPhone (and especially some new accessories) and come across that your battery life is just not living up to your expectations, you'll discover a couple of issues that you should take a look at initial. These consist of your Bluetooth utilization, use of GPS systems, push notifications, WiFi settings, and display settings.
Let's just speak about Bluetooth utilization for now. In case you may possibly have introduced your system to any Bluetooth gadgets, and in case you may well have Bluetooth turned on in settings, your iPhone will likely be making use of energy checking to see if those gadgets are readily offered every and every single few seconds. Inside the event you're not making use of the defined devices, you are incredibly significantly a lot better off, battery-wise, to turn Bluetooth off. That also means that you'll be ahead to turn Bluetooth processing off as soon as you stop utilizing a Bluetooth device.
To turn off Bluetooth entirely, tap on the "Settings" icon, then on "General" on the Settings display. Part way down the General page, you will see the "Bluetooth" entry. To the proper, it says regardless of whether Bluetooth is On or Off. If it is On, tap about the word "Bluetooth" and then once around the On / Off slider 0n the resulting display. Which will flip Bluetooth completely off. When you as soon as again need to use a bluetooth gadget, just reverse that process to turn Bluetooth back on.
