Sprint Epic 4G being one of Android phones that have a physical keypad was preferred by many customers and thus there are lot of users. We are continuously updating our knowledge base for Epic 4G. You can root Epic 4G and install CWM recovery easily using out updated Tutorial. We are here to tell you about how you can update your Samsung Epic 4G to latest CM9 Android 4.0.4 IceCream Sandwich Firmware. If you are searching for CM10 Jelly Bean ROM for Epic 4G then there is a version that is stable but has some bugs as reported by users. Right now, CM9 is the best ROM available for Epic 4G [ Galaxy S Pro].
CM9 is stable and working very fluid, you will get all AOKP CyanogenMod features with control panel and tweaks.
1. Backup your current firmware using ClockWorkMod recovery [ACS recovery does not work]. We suggest a full phone backup, also backup apps using Titanium backup.
2. Ensure that you have charged your phone to atleast 60%. Enable USB debugging as well.
How to Install CM9 Stable on Samsung Epic 4G[ Best Custom ROM]:
Step 1: Download the ROM zip files and transfer it to phone’s Sd card. [ Tip: connect your phone as USB storage and make the transfer].
Step 2: Restart phone in recovery mode, select “wipe cache/factory reset”. Now, select to “Install zip from SD card” and then “Choose zip from SD card”. Select the ROM zip file. It will ask for confirmation and will take few minutes to install.
Step 3: Follow the same procedure to install Google apps. Once you have installed both the zip files correctly, select “Go Back” and then “Reboot the system”.
You have successfully installed the ROM, You will now see the new bootscreen and Android welcome screen that tells you to provide Google account details to setup Google Store, Gmail etc.