Fri, Oct 30, 2020 2:00 PM
When I try to add my email address to my account, I get a message that my email address is already associated with another account.
6 m ago
Please start here: https://forums.xfinity.com/t5/Sign-In-and-Account-Management/Top-Troubleshooting-Scenarios-START-HERE-BEFORE-POSTING/td-p/3366881
The question you have is listed there, happy to help if you're still having issues taking the steps outlined above.