If other computers have normal Internet access, you can reset the wireless, the computer opens the browser, enter 192.168.0.1 in the address bar, the user name admin, the password is not there, log in, click the left wireless Settings, and then, the middle of the wireless network ID to modify the name (is the name of the wireless signal, Be careful not to be Chinese characters), and then the channel is adjusted (1 or 11,), the following encryption method is changed to WPA-PSK, and then re-enter a wireless password of more than 8 bits, there are letters that are case sensitive, save and try again in the connection