Why Iphone 7 Plus Battery Drain So Fast. A force restart is another way to soft reset or restart a frozen iPhone. Takes 5 minutes and might fix it.

Now open the App Store. Besides all this the phone also starts draining the battery while using certain apps Bluetooth feature Wi-Fi hotspot background app refresh and some other features. Press and hold both.
Press and hold both.
This causes more resources to be used resulting in more power usage. In certain cases your iPhone will experience a drained battery because of the glitches in the memory. Ive noticed the battery drains quickly following an iOS update. With simple steps you can easily fix iPhone 7 overheating and battery drain.
