Shop with Microsoft Reader On your desktop, or if connected, tap http://www.microsoft.com/reader/shop.asp to see a list of retailers selling Microsoft Reader eBooks. Find great deals, and discover new bookstores. Come shop with Microsoft Reader today! Activation To purchase and read premium eBooks you must activate your device. To activate, ensure that the device is connected to your computer using the cradle. Then open a web browser on your computer to http://das.microsoft.com/activate and follow instructions. Learn more about activation in Help.