How do I block emails from a specific email address?
Please see https://www.xfinity.com/support/articles/spam-filters-and-email-blocking-new-experience, especially "Set Up Email Filters" about halfway down the page.
Also see https://forums.xfinity.com/t5/Email-Web-Browsing/blocking-emails-from-nl/m-p/3201730#M207071.
