How to install android Marshmallow on galaxy ace 2

Guys, this is been taking a long time to get the cm 13 rom
for galaxy ace 2 but it is finally launched on december 27 2015
four days before the new year.
But now I will give you some instructions to install
Android marshmallow on Galaxy Ace 2  :
1.First download The Gapps and the Rom
         ///// Links at the bottom\\\\\
2.Then coming to the mobile Power off your mobile

3.Press the Volume up button the home button and the power button as shown in the picture.


4.Then the recovery will appear, so what you have to do is flash
    the rom
5. after flashing rom flash the gapps
6.Enjoy the new Marshmallow 6.0.1

Rom download link:

Gapps download link: