Simplest way to Enhance Battery life by Restricting the Background battery usage of Certain 3rd Party apps( WhatsApp, Twitter, Chrome, Facebook etc.). Befor doing this first go to Settings →Apps and then check one by one that which are the apps using the battery more in background, then Restricts the battery background usage of such Apps, while doing this Restriction please do not choose the System Apps, as it may leads to malfunctioning or Mailing apps like Gmail, yahoo mail etc, since it delay your incomming mails, So you have to decide apps for restriction as per you Priorities. ... For doing this Go to Settings→ Apps, then Select the app and then Battery option and then Restricted in Allow Background Activity..But we have to choose apps carefully for this Activity..One more thing we can do if network fluctuates then turn off data to increase the battery life.. Screenshots attached for better understanding..
