Xbox 360 wireless wont connect anymore

[zerper]

iv been using a wireless adapter ever since iv had the xbox. but now it wont connect to the internet anymore. the adapter goes green and links with the router, but it wont work. how do i make it work again?

 

[soundefx]

Are any other computer connected to the router able to connect to the internet?

Check your xbox network settings. Some one might have changed it.