Check this : How to install Android 4.3 on Samsung Galaxy S4
Anyway, in this article I’ll help you to change your Smartphone Screen into Mirror. This trick is available for iPhone, Android, Tablet and even for Nokia mobiles. From this time, for makeup your face you don’t need a mirror. You just need your Smartphone. This case will be satisfied by using one Awesome App called Mirror Free Cab, which is available for major devices. By using this app, you can change your mobile device into a mirror. As I said before this app is available for Nokia, Samsung, Android, iPhone.
How to Change your iOS device into Mirror