@T‑Mobile.com is a VALID e-mail address. Yahoo Mail WRONGLY says it is not valid.
@T‑Mobile.com is a VALID e-mail address. Yahoo Mail WRONGLY says it is not valid.
The issue is easy to see.
Yahoo Mail is failing to accept the valid dash character, - , after the @ character.
Notice how your response e-mail does have a dash character after the @ character, no-reply+yahoo@feedback-poweredby.uservoice.com.
In your e-mailed response, the help.yahoo.com link is NOT helpful to add additional info to this specific issue.
You have also Closed Comments on this, preventing valuable feedback, so my only option is to resend it again as a new idea.
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