Android Open Source Project (AOSP) ROM based on the latest Android 4.1 (Jelly Bean) is available for Sony Xperia T, courtesy to XDA recognised developer known as tilal6991. The things that are reportedly working include Wi-Fi, Bluetooth, RIL, mobile data and camera. However, this is not an official firmware and might contain few bugs and issues.
Users looking to update their Xperia T with CyanogenMod (CM) 10 based AOSP Jelly Bean firmware may check out the following steps. But, IBTimes UK reminds it will not be held responsible if you damage or brick your device.
- Backup all your data
- Enable USB debugging by heading to Settings > Applications > Development > USB debugging
- Ensure your device is left with a minimum battery charge of 40 per cent
- Disable or uninstall all the antivirus tools as it may interrupt the update process
Procedure to install CM 10 based AOSP firmware on Xperia T:
- Download CM10 based AOSP firmware and Google Apps package to your PC. Once downloaded, connect the device to the PC and copy the zip file to your device's internal SD card
- After copying the file, unplug the device and download the ROM manager app. Choose reboot into recovery mode to enter in recovery mode
- In recovery mode, choose Wipe data/Factory reset and Wipe cache partition in order to clear the cache files. Once you clear cache data, choose install zip from sd card > choose zip from sd card and then select the CM10 based AOSP firmware and Google Apps package. Once selected, it may take about five minutes for applying the update
Note: If your Xperia T does not boot up or gets stuck then long press the Power key to turn off the update process and re follow the above steps.
Congrats... you have now installed the CM10 based AOSP Jelly Bean firmware on Sony Xperia T.