As soon as Google announced Android 4.0.3, XDA Developers team got busy. They started installing the update, even to devices which would not take it officially. One of these gadgets is Motorola Xoom tablet which officially runs on Honeycomb. XDA Developers installed Ice Cream Sandwich on the popular tablet without succeeding very much unfortunately.
Camera refuses to work and the screen becomes periodically green. In any case, the team proves that the model is compatible with ICS, despite the “problems”. If you feel comfortable with your technical expertise, follow XDA Developer Forum instructions and you can update your Motorola Xoom too.