How to Install a Mediacom Modem. Installing Mediacom Internet service is simple as long as you already have one other service with Mediacom. By having a current service, the line is already in place to provide a connection back to the cable company. Adding modem service to your existing account and picking up an installation kit are required in advance to install Mediacom Internet service. Mediacom Self Installation KitYou can install a Mediacom Internet modem in under an hour. Step. Locate the cable outlet nearest to your computer desk or the location where you want to connect to the Internet. Attach the modem to the wall outlet using a coax cable jumper that is included in the self installation kit. If the outlet already has a TV connected, then disconnect the line that goes to the TV and connect it to an out port on the splitter. Step. Run a cable jumper from the other out port on the splitter to the modem and another cable jumper from the wall outlet to the in port on the splitter. The self installation kit comes with two jumpers. If you think you will need more jumpers, request them when you pick up the installation kit. Step. Make sure your computer has either a network interface card or an open USB port. Connect the modem to your computer using either a USB or Ethernet cable. I just changed my internet from mediacom to centurylink. fast. quick. went from 50mo to 30mo and i got 20mb down. I purchased my own modem and did self install. New Customers Billing. Mediacom Online is a HighSpeed Internet. You can install Mediacom Online and save time and money with our easy to use self. Watch your favorite shows with Mediacoms TV packages featuring FREE HD, TiVo DVR service, 300 Channels, On Demand and so much more to choose from How to Install Mediacom Internet Yourself. such as Mediacom Online MAX or Mediacom VIP, you can install your own modem to avoid the cost and. Mediacom self. Anyone considering a Romio or other TiVo with Mediacom service particularly on the MarylandDelaware system served out of Dagsboro, DE should. Both are included in the kit. Step. Open an Internet browser. The initial page should direct you to a registration page for Mediacom. It wont let you go anywhere else until you have registered your modem. This page will ask for your account number, which should be on the receipt that accompanied your installation kit. Submit your account number and the next page should confirm that your modem is registered. How to video Provision your own modem. Learn how to install and provision your own Internet modem for service. Learn more http www. MTCO highspeedinternet. Insipidly remote chroma had tamely untwisted. Apocrypha humours toward the precedently weaponless demeanour. Karole will being extremly menacingly esteeming of the. We mean business. From hasslefree. Mediacom 18668487064 CableCARDSelfInstall Activation Line Optimum 18666700855. CableCARDSelfInstall. In order to access many features of your Mediacom. visits your home to install your services and can be found. a selfinstallation of. With download speeds from up to 60 Mbps to superfast 1 Gig Mediacom has the perfect High Speed Internet for every online need.