I want to secure my belkin 54 router, its not secure now

Access point configuration

1. Open a Web Browser
2. In the address bar type the IP address of your access point.
Note: By default the IP address is 192.168.2.254
3. Click on Security in the left hand column under Wireless
4. Enter your password if any and click Submit
5. Select WPA-PSK (no server) from the Security Mode section
6. Enter your Pre-shared Key
Note: You can mask your Pre-shared Key by selecting Obscure PSK
7. Click on Apply Changes

Network adapter configuration

1. Go to Start and click on Control Panel.
2. Control Panel window will appear. Double click on Network Connections.
3. Network Connections window will appear. Right click correct Wireless Network Connection by identifying correct wireless network adapter and click View Available Wireless Networks.
4. Wireless Network Connection window will appear. Select the network you wish to connect and click Connect.
5. The should now be security-enabled.
6. Enter the WPA-PSK network key you set up in the router as above.
7. If all goes well, you will connect to wireless network at last.