The Application we are going to use in this tutorial is called (Purify)
What We Need
1. Purify.apk
2. Rooted Device
Purify is an app to extend your Android’s battery life. Like other apps of its kind, Purify closes all apps running in the background. Keep in mind, though, that in the settings section, you can make a list of apps that you don’t ever want to close as the 'purifying' process takes place.
Another interesting feature in Purify is that it lets you eliminate ‘bloatware’ apps included by default on your operating system. Remember that you do need root privileges to use this feature. Otherwise, you’ll only be able to delete normal apps.
Purify is an app to help you improve your Android’s battery life by closing apps running the background.
log on to your Google Play or Play Store on your Android phone and search for purify apps
Intalled

after downloading is successfully purify will automatically installing on your Android device we Recommend to use Google Play Store To download the purify app to prevent against unknown errors or Damaged appsLaunch Purify app

Now you will fond the apps in Applications Drawers Just tap on app to launch you will see something like this

click the buttonTap To Improveto improve the battery life and closed all backgrounds running apps
there is many feature insist like
1. Boost Memory
and
2. Save Battery
you will see a button to swipe up for others features

the swiping up contains
1. Clean Junk File ---> which will delete all unnecessary files like non installed apps and some useless junks files
2. Notification Folder ---> which will show Notify panel in your notification bar
3. Bloatware Application ---> which you can remove system private apps (Do Not Click Here) For A proper devices Breaking

Click on the top right corner Options Bar which show like 3dot for more