Instructions
1Click "Start." Type the phrase "Network and Sharing Center" into the "Search" field and press "Enter."
2
Click your wireless connection's name in the "Connections" field. This opens the "Status" window for your connection.
3
Click "Diagnose." The Network and Sharing Center will now analyze the settings of your connection and fix any software-based issues. If any issues are hardware based, you'll receive specific instructions on how to fix them.