Java tutorial
//package com.java2s; //License from project: Apache License import android.graphics.Bitmap; import android.os.Environment; import java.io.File; import java.io.FileOutputStream; public class Main { public static boolean saveFile(Bitmap bitmap, String filename) { File sd = Environment.getExternalStorageDirectory(); File dest = new File(sd, filename); try { FileOutputStream out = new FileOutputStream(dest); bitmap.compress(Bitmap.CompressFormat.PNG, 100, out); out.flush(); out.close(); } catch (Exception e) { e.printStackTrace(); return false; } return true; } }