title: android application icon is white circle
body: <p>I have made some icon for my app and I have tested it on some old Samsung galaxy phone and it showed the icon is a nice square shape.</p>
  <p>For some reason, on a newer phone + on the Emulator it shows a white circle as follows:</p>
  <p><a href="https://i.stack.imgur.com/T396k.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/T396k.png" alt="enter image description here" /></a></p>
  <p>My manifest file looks as follows:</p>
  <pre><code>&lt;application
      android:allowBackup=&quot;false&quot;
      android:icon=&quot;@mipmap/ic_launcher_custom&quot;
      android:label=&quot;@string/app_name&quot;
      android:roundIcon=&quot;@mipmap/ic_launcher_custom_foreground&quot;
      android:supportsRtl=&quot;false&quot;
      android:theme=&quot;@style/CustomActivityTheme&quot;&gt;
  </code></pre>
  <p>and my mimap is:</p>
  <p><a href="https://i.stack.imgur.com/AgkMt.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/AgkMt.png" alt="enter image description here" /></a></p>
  <p>How can I solve it please?</p>
  <p>Thank you</p>