在U-verse路由器上找到Wi-Fi网络名称和密码。 将电脑连接到Wi-Fi网络。 打开电脑上的网页浏览器。 在地址栏中输入http://192.168.1.254，然后按Enter。 如果出现提示，输入系统密码。 浏览路由器的网页界面。

I'm interested in that, but I only have a few mins. Can you give me at most the first 500 characters of a detailed explanation in English about that?
To access the router's settings, you will need to use a computer (or mobile device with a web browser) connected to the router's network. Start by determining the name and password of the U-verse Wi-Fi access point.  The name of the Wi-Fi access point is printed next to “Wi-Fi Network Name”. It begins with either “ATT” or “2WIRE”.  The password is directly below the network name, next to “Wi-Fi Password”. The process is different depending on the type of computer you are using.  Mac: Click the A