First of all, you have to plug the incoming line of ADSL modem into the WAN port of wireless routing, which is necessary. Whether the cables of the other two computers are connected 1234 or not, the notebook can scan the signal. Then you should configure wireless routing. You can configure it, that is, go to his homepage, which is generally 192+068.438+0.6438+0.
Enter the password for the Internet account (enter it in the corresponding option on the router home page).
Broadband connection does not need to click.
Because if you use a router to access the Internet, the router will automatically connect to the network.
I couldn't get online before, and the error 678 appeared because I double-clicked the broadband connection, right?