If you do not activate Windows, certain functionalities will be disabled, but does not affect the normal use.
Please refer to the following link:
http://technet.microsoft.com/en-us/libra...aq_roamact
http://answers.microsoft.com/en-us/windo...ea1?auth=1
Please refer to the following link:
http://technet.microsoft.com/en-us/libra...aq_roamact
http://answers.microsoft.com/en-us/windo...ea1?auth=1