The required connection software is already installed on most new computers (computers running Windows XP, Windows Vista or Mac OSX) along with a web browser and email program. Older computers may require additional software, which will be provided to you. The DSL installer will set up the computer to connect to your Broadband DSL Modem when they arrive to install your modem. To set up your computer to use a USB connection, additional software will be required and provided with your Broadband DSL modem.