title: Why does my Android app icon display different in different Android device?how to keep it same?
body: <p>I have set the icon resource in AndroidManifest.xml file like this</p>
  
  <p>
  ...
  </p>
  
  <p>(because the project was established in eclipse before,then move to Android Studio,I do not know if the problem depend on IDE or others.and drawable-hdpi,drwable-mdpi,drawable-w720dp,drawable-xhdpi have the same icon,just for fit different dpi of Android device)</p>
  
  <p>I did this,then I tested my app on Android 4.4,it display another icon,the icon not exist in the project at all,then I tested it in Android 5.1,the same icon display in it,finally I tested it in Android 6.0,it become normal,I am very confused why it do not display the icon I want in some other Android device</p>
  
  <p>and later I found there are 5 different icon display in different Android device,maybe more,I do not know how to solve it...</p>
  
  <p>I tried to set the same icon in the LAUNCHER Acticity,but it still did not work...rebuid the project,and all kinds of solution I have tried,it also still did not work...</p>
  
  <p>who can help me ...</p>