Java tutorial
//package com.java2s; import android.content.Context; import android.content.Intent; import android.net.Uri; import java.io.File; public class Main { private static final String type = "application/vnd.android.package-archive"; public static void installApk(Context context, String apkUrl) { File file = new File(apkUrl); if (!file.exists()) return; Intent intent = new Intent(Intent.ACTION_VIEW); intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK); intent.setDataAndType(Uri.parse(apkUrl), type); context.startActivity(intent); } }