If an optimum technician installs your modem, they give you a primary email address at the time of installation. But if you yourself are installing your modem then you can get your primary email address buy visiting optimum ID management center. You can add maximum 4 additional email account, these number increases up to 14 when you use an Optimum online boost, Optimum online boost plus, and Optimum online boost ultra. Sign in to your optimum online account to access your email on the…