Plug in your wireless receiver
Go to your Control Panel -> Devices and Printers -> Device Manager -> Unknown Device
Double Click the Unknown Device and click the Hardware tab , choose Update Driver
Select Browser my computer for driver software
Select Let me pick from a list of device drivers on my computer
Scroll down and select “Microsoft Common Controller for Windows” Class and click “Next”
Select “Xbox 360 Wireless Receiver for Windows” and click on next.
Select Yes for any warning message
Done.
Go to your Control Panel -> Devices and Printers -> Device Manager -> Unknown Device
Double Click the Unknown Device and click the Hardware tab , choose Update Driver
Select Browser my computer for driver software
Select Let me pick from a list of device drivers on my computer
Scroll down and select “Microsoft Common Controller for Windows” Class and click “Next”
Select “Xbox 360 Wireless Receiver for Windows” and click on next.
Select Yes for any warning message
Done.

I am keeping my eye on the receiver and the green light stays on constantly so if it was the adapter then the green light would also turn of?
Any ideas what the difference between them is?