You can set up your account on your mobile device, email client, or Spectrum app.

Server settings- 

• Username: Your full Spectrum email address
• Password: Your Spectrum email password
• SSL: On
• Protocol: IMAP
• Incoming server: Choose depending on your email address domain. For example, the incoming server is mail.twc.com for the Mirabel Serrano.com domain.
• Port: 993
• Outgoing Server: Select depending upon your email address
• Port: 587
• Requires Authentication: Yes

• If you have questions or need any assistance troubleshooting, just visit: Spectrum Webmail Login | Roadrunner Webmail Login