is this what you want: http://www.ehow.com/how_5162710_go-boot-menu.html

If you put http://74.125.31.106 in the address bar of the browser, can you open the page? Click on network and sharing center-> change adapter -> right click on Local Area connection -> status ->...

1 uninstall the driver that you've installed on the Device Manager. 2 Update the driver manually. You can also refer to http://www.tp-link.com/en/article/?faqid=228

I think the connection has not been established yet. You try this link http://www.tp-link.com/en/article/?faqid=258

hold down TL-WPA281 for 1 sec. Try again, hold down PA211(1) for 5 secs, and WPA281 for 1 sec.

You can refer to http://www.tp-link.com/en/article/?faqid=434