If you have updated your Samsung Galaxy S4 AT&T to 4.3 and want to downgrade to 4.2.2 Jelly Beans stock or official firmware, then here is the guide to follow. There are few requirements that you need to read. The guide is very simple when you follow it step-by-step along with the screenshots for each step.
See also: Samsung Galaxy S4 Tips & Tricks
Downgrade Samsung Galaxy S4 AT&T i337 to 4.2.2
- Samsung Galaxy S4 AT&T Stock Firmware file and Odin 3 to flash firmware (links are given below)
- Make sure phone battery is charged at-least 50%.
- Samsung Galaxy S4 AT&T and USB data cable.
Step-1 Download the following files
Stock Firmware Samsung Galaxy S4 SGH-i337 AT&T 4.2.2
File Size 1.6 GB approx.
TeraFile mirror: http://terafile.co/4651672487f5
RapidGator mirror: http://rapidgator.net/file/65dbe2ed7a77a83924dd3efd45d52ca3
First, backup your data from device, if anything went wrong then you can recover it from backup.
To flash 4.2.2 firmware on Galaxy S4, make sure you have installed proper drivers for your phone. Most of the time Windows automatically install correct drivers for your device. If you have any trouble with the drivers, install Samsung Kies on your computer.
Extract the downloaded odin and firmware zip files. Put odin .exe and firmware md5 files in one folder.
Step-5 Put Galaxy S4 into download mode
- Power off you phone, press Volume down + Home + Power buttons simultaneously. Release the buttons when you see this Warning screen
- Now press the Volume up button to go into download mode, you will see a big Android logo on the screen.
Run Odin3 v3.09.exe file and connect Samsung Galaxy S4 to your computer using data cable.
When you connect your phone and see Added!! message in the Odin message area then you are good to flash Android 4.2.2 on Samsung Galaxy S4. If you don’t see the message then you have to check drivers for your device, or try original USB data cable, or restart your computer and try again.
Click the AP button on Odin screen and select the .md5 firmware file that you have downloaded in step-1 (when you select firmware md5 file in Odin this may stop responding, be patient don’t do anything let it read and check the firmware file).
You don’t need to change any other option here on Odin screen and just click the Start button to start flashing stock firmware on Samsung Galaxy S4 AT&T.
Flashing firmware will take some time, during this process don’t disconnect you device from computer.
If you see green pass message on Odin, congratulations! you have successfully installed Jelly Beans 4.2.2 on Samsung Galaxy S4 AT&T i337. Your phone will reboot automatically and now you can disconnect it from computer.
If you got Fail error after pressing Odin Start button then make sure to follow the steps mentioned above as is. Try to disconnect your phone from computer, reboot phone/ computer and then try again.