Finally the Android 4.1.2 firmware is now available for Galaxy S Advance I9070. You can update your devices to Android 4.1.2 firmware by using OTA, Samsung kies or manually flash the firmware via Odin. The Android 4.1.2 firmware details for Galaxy S Advance I9070 are:
Regions: Austria, Belgium, France, Germany, Hungary, Italy, Spain, United Kingdom
Below is the step by step tutorial on how to flash Android 4.1.2 firmware into Galaxy S Advance I9070 via Odin:
Note: Manually flash firmware into Galaxy S advance via Odin will void the phone warranty. So, take it on your own risk.
Step 1: Download Android 4.1.2 I9070XXLPY_I9070SERLPY_SER.zip, then unzip the file.
Step 2: On your computer- desktop or laptop, Open Odin 3.04 (Download Odin).
Step 3: Turn off your phone and then turn your phone in download mode by press (Home+power+vol down) button.
Step 4: Connect phone to the computer and wait until you get a yellow sign in Odin.
Step 5: Add Android 4.1.2I9070XXLPY_I9070SERLPY_SER (.md5) to PDA.
Step 6: Start flash, sit back and wait a few minutes.
Step 7: Galaxy S advance will automatically reboot once installation complete.