Java tutorial
//package com.java2s; import java.io.File; import android.content.Context; import android.content.Intent; import android.net.Uri; public class Main { public static void installBySys(Context context, File f) { Intent intent = new Intent(); intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); intent.setAction(android.content.Intent.ACTION_VIEW); intent.setDataAndType(Uri.fromFile(f), "application/vnd.android.package-archive"); context.startActivity(intent); } }