- urn on USB Debugging (Settings > Applications > Development > USB debugging) – enabled means checked.
- Disable any anti-virus on your PC or phone, as they could interfere with the update process.
- Download the ClockWorkMod Recovery Package, ICS 4.0.4 Package and Google Apps on your PC and upload them to your phone via USB.
- Unplug the USB cable, turn off the device and boot it in Recovery Mode (Power + Volume Up + Green Button).
- Now that your phone is in Recovery Mode, select install zip from sd card and then choose zip from sd card. Now select the downloaded files in the same order mentioned earlier.
- After the update is done, you will be taken back to Recovery Mode. Select ++++ Go Back ++++ and then reboot the system. If you encounter any problems, take the battery out and place it back in.
It’s as easy as that, now you have installed the Android ICS 4.0.4 on the Huawei U8120, have fun and watch out for new updates, as we will come with new updates every now and then.