
- Download the official update from alldroid.
- Rename the file as Update.zip.
- Put the files at the root of SD Card.
- Switch On the device by holding 'x' key on the keyboard and power button.
- Press the Volume Up and Camera button until you see the boot loader on the screen.
- Navigate to Update.zip file by using D-Pad and initialize the process. Once the process starts for updating, do not interrupt it.
- Once the process is finished restart the device and enjoy the Android 2.1 OS.
via androidcommunity