HCM Cloud - Editing Phone Numbers

Summary

HCM Cloud - Editing Phone Numbers

Content

I'm sure this is a super basic question, and I'm hoping someone out there can answer it.  We do not use Core HR.  We run an FBL co-exist from PeopleSoft to populate all of our core HR data in HCM Cloud for use by Performance, Goals, Comp and Learning, but we don't actually (generally) manually touch Core HR data within HCM Cloud.  We're having some errors with our co-exist and we want to delete some employee phone numbers from Manage Person, to see if that will allow the correct values to pass through.  But when we look at Manage Person, the Communication Methods section