At this time your mobile would be just like that,
Now, When you change it, it will be...
Isn`t it Awesome, Well just follow the below steps and make it Marshmallow.. Further, it will make your Mobile awesome and faster than before!!.
1st Step: Download Nova Launcher Prime(+Tesla Unread) Download
2nd Step: Download Candycone Icons Download
3rd Step: Download Xlocker and Theme Download
4th Step: Download Android Marshmallow Clock Download
5th Step: Install all above software and Make Nova Launcher as Default Launcher..
That`s it!! You have done it.. Enjoy New Life of Mobile..