For assistance installing a retail version of Windows XP, you would need to contact Microsoft. If you are having problems getting certain hardware devices to work after Windows XP installation, you can download Windows XP drivers at http://us.acer.com/ac/en/US/content/drivers.
Our friend and comrade IronFly has reached his 10,000th post to our little Community. During the last 4 years he has helped countless Acer customers providing help, advice and answers. The Acer Community team feels honored to count you as our friend. Thanks IronFly!