You can now update Galaxy S2 to Android 4.1.1 Jelly Bean based custom ROM firmware named as Thebyani. This is not an official ROM by Samsung but has been developed by XDA Recognized Developer althebyani.
Features of Thebyani Custom ROM
– Based on CyanogenMod 10 full AOSP Jelly Bean
– Dorimanx 5.85 Kernel
– Added OTA support (Now u can recieve Thebyani updates OTA)
– Bug fixes
– Fixed clear all button not appearing in notification bar
– Thebyani Boot animation
– Fix automatic brightness
– Added the option to change the soft keyboard type when composing SMS/MMS
– Added an option in AROMA for Thebyani themed keyboard
– Updated go backup to pro version of it
– Added a custom background
– Added a new clock
– Changed ringtone sound fot calls
– Changed the lock screen clock color to blue
– Fixed launcher translation in Arabic language
– Fixed small numbers not showing issue in Thebyani themed keyboard
The guide mentioned below is only for Galaxy S2 I9100 and not for any other device. You can check Model number of device by going to Settings >> About phone.
We cannot be held liable of any damage done to your device while following the below mentioned procedure.
How to Update Galaxy S2 GT I9100 with Android 4.1.1 Jelly Bean based Thebyani ROM
Take a complete backup of data,apps and settings as the procedure may wipe your data.
Make sure that the battery of device has a minimum charge of 60%.
Enable “USB debugging” on your device by going to Settings >> Developer options >> Enable USB debugging.
Download Thebyani Custom ROM .
Copy the zip file to SD-Card of your device without extracting.
Switch off device.
Enter into recovery mode by pressing and holding down the Volume Up, Volume Down and Power buttons to enter recovery.
Select “wipe data factory reset” and then “wipe cache partition”.
Select “install zip from sdcard” and then “choose zip from sdcard”. Navigate to “Thebyani Custom ROM” file on SD Card and confirm to install. Wait for few minutes till installation is complete.
Select “Go back” and select “reboot system now”.
Samsung Galaxy S2 I9100 is installed with Android 4.1.1 Jelly Bean based Thebyani Custom ROM.