“iOS 10.2 draining battery FAST! I installed IOS 10.2 on 12/12/16. Phone was 100% charged at 7:00 pm; at 4:00 am on 12/13/16 the battery was completely discharged. What changed in IOS 10.2 to affect battery usage like this? iPhone SE, iOS 10.2”
Since the release of iOS 10, a lot of Apple fans have upgraded their iPhone, iPad or iPod touch to iOS10.2/10.1/10, and are facing battery life problems afterwards. Undoubtedly, iOS 10 comes with a number of new features such as major updates to the Messages app, new Home app, all-new Photos, etc. But it has also brought us a big trouble, that is iOS 10.2 battery draining fast. Here this guide will introduce you top 10 solutions to resolve this issue.
The first step in solving the battery drain problems is to know battery usage details, based on which you can identify the battery hogs. Go to Settings>Tap on Battery, then you can get a breakdown of battery usage by apps. Then you should select those apps that you seldom use but greedily eat a lot of power.
Delete those undesirable apps that are draining battery life on your iDevice. Sometimes, if you just close these apps, they could wake up in the background to fetch content off the network. So we recommend forcing remove the stubborn apps by using Tenorshare iCareFone, the professional tool to get rid of battery hogs. Let's see how it works.
Then those unwanted apps are stopped from draining your battery. You may also want to fix your stuck iDevice after updates, read iOS 10 Update Stuck on Apple Logo? Here is the Fix for more information.
Press and hold down the Home button and switch on/off until the Apple logo appears (volume down and power button on an iPhone 7/iPhone 7 Plus).
Open Settings app > General > Reset > Reset All Settings to factory default.
Enable Airplane Mode when you are not using the iPhone, iPad and iPod touch.
By enabling this feature, the app working in the background uses the battery continuously. Go to Settings > General > Background App Refresh > Turn it off.
Open Settings app > Privacy > Location Services > Turn it off. Or you can also set it to enable the services while using the app.
To enable low power mode, Go to Settings > Battery > Turn on Low Power Mode.
iCloud keychain greatly consumes your battery, prefer to disable it. Go to Settings > iCloud > Keychain > Turn it off.
If all the above-mentioned solutions fail to work and cannot help then you can downgrade from iOS 10 to iOS 9.3.5.
If all these solutions are tried and unable to dislodge iOS 10.3 battery drain on iPhone 7 plus/7/6s/6/SE/5s/5, then go for Restoration, which will erase all the settings and contents from your iDevices. You can first restore from one backup to have a try.
Now, you could also try those solutions on how to fix iPhone battery drain issue. Hope this guide can be of great help in fixing battery life issues on your iPhone successfully.