You then go to the "settings" app on your tablet, then to the "wifi" tab and tap on the name that you found on the back of your modem or manual. It depends on how many models up that modem is compared to the last one. There are many different situations where you might want to connect your laptop and mobile device to share internet access. Include your email address to get a message when this question is answered. This article has been viewed 47,378 times. We know ads can be annoying, but they’re what allow us to make all of wikiHow available for free. Whether you're using Wi-Fi, ethernet, or the slowly fading dial-up, connecting to the internet is a simple task that's important to learn. Using a cable modem on your cable TV connection won't work unless you have subscribed to the Internet service.Cable modems you plug into a router and put the mac address of the modem into the router. {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/4\/47\/Install-a-Modem-Step-4-Version-2.jpg\/v4-460px-Install-a-Modem-Step-4-Version-2.jpg","bigUrl":"\/images\/thumb\/4\/47\/Install-a-Modem-Step-4-Version-2.jpg\/aid1679-v4-728px-Install-a-Modem-Step-4-Version-2.jpg","smallWidth":460,"smallHeight":345,"bigWidth":"728","bigHeight":"546","licensing":"