title: Unable to install signed apk from React Native
body: <p>After successfully running</p>
  <p>./gradlew assembleRelease</p>
  <pre><code>BUILD SUCCESSFUL
  
  Total time: 15.842 secs
  
  This build could be faster, please consider using the Gradle Daemon: http://gradle.org/docs/2.4/userguide/gradle_daemon.html
  </code></pre>
  <p>I put the &quot;app-release.apk&quot; into the phone, and tried to install it using File Browser. The app icon is showing nowhere.</p>
  <p>The installation had text : &quot;App not installed&quot;</p>
  <p><a href="https://i.stack.imgur.com/3Wl6G.jpg" rel="noreferrer"><img src="https://i.stack.imgur.com/3Wl6G.jpg" alt="enter image description here" /></a></p>