Views: 408 tv.univision.com/cable-login-support : How do I activate Univision on Roku without cable? If you have any questions or suggestions, customer support is available at tv.univision.com/cable-login-support or via email at su*****@un*******.com. You can also use the … Continue reading tv.univision.com/cable-login-support : How do I activate Univision on Roku without cable?