with the computer connected to the TL-WR702N Client by LAN cable, you may check if the computer is able to automatically obtain an appropriate IP address assigned by the main router's DHCP through...

Have you tried other external IPs instead of 8.8.8.8 via the TL-WR702N's diagnostic tool? How about the result? As you mentioned devices connected to the WR702N can access internet, i suspect you can...

On the computer connected to the client, are you able to ping 8.8.8.8 and google.com?

Hi vanasp:) You are right. For the Chinese-version TL-WR702N, its login address is 192.168.1.253, different from 192.168.0.254 for the English-version.

The router's IP address, either 192.168.0.1 or 192.168.200.253, does not matter. I think what i said above is the correct configurations that you need to complete on the router. You may reset the...

Do you mean the router's login password? If yes, you can do as what Jimasek said. Or you just want to change your wifi password? If so, you can login to the router's web page, go to wireless,...