In case you are setting up a Linksys router with your ISP, then one of the problems that you can face is no IP address or WAN registered. This problem is very common if you are using a cable modem as they do not get recognized by the routers on the spot.
In order to have better communication with the modem, you need to configure the router manually. Follow the steps given below if you want to resolve the problem of Linksys router connected but no internet.
Step 1: Click on the Windows button and then go to the search area and type cmd in it. Now, press enter.
Step 2: Now, that you have opened up the window of the command prompt, enter ipconfig/all and then press enter.
Step 4: Link the modem and computer system to your Linksys router to fix Linksys router no internet access.