At first your phone will take some time to show up the home screen. After the installation of both AOSP Marshmallow Rom and Google apps, go to the recovery menu and select the option reboot system now to restart your phone.Now select the Google Apps and confirm to install. After the rom is installed, again choose zip from sd card and this time find the Google Apps that you have moved to your phone.
The tutorial to install Android Marshmallow AOSP Rom on Galaxy S3 is given below. So, get ready to install AOSP Android Marshmallow rom on your phone. This will result in faster performance and better battery performance. You will get a nexus like feel on your device. The AOSP rom is based on pure Android UI. The Galaxy S3 will not get the official 6.0 Android M update. Galaxy S3 owners can enjoy the latest Marshmallow rom on their device via AOSP Custom rom. Also read the disclaimer and instructions before proceeding. Install CWM Custom recovery on Galaxy S3 I9300įor installing the AOSP Marshmallow custom rom on Galaxy S3 follow the instructions below.
You can refer to the link below if you have not installed the custom recovery on your Galaxy S3. For installing this firmware you will need to install a custom recovery on your device. So lets begin to Update Galaxy S3 I9300 to Android Marshmallow via AOSP Custom Rom. You may face some minor bugs like malfuctioning of some features but it will fix in future updates of this Rom.
Locate the MIUI ROM zip file & tap on it.Go to TWRP/PHILZ_TOUCH recovery main menu & tap on Install.