How do I remove a phone # that was entered incorrectly on the additional security Step

[MediacomCJU]

Good afternoon FHP,

I believe you can remove it via the Mediacom MobileApp or support site. We have a similar thread that I will link below.

Thanks

https://community.mediacomcable.com/t5/phone/how-to-change-your-account-phone-number/m-p/1420