'Mailbox Unavailable' Error Message

User Help for Mozilla Thunderbird

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Joined: July 30th, 2003, 5:06 pm

Post Posted June 7th, 2019, 4:23 am

That Yahoo paragraph is describing what I call a send-only address, though they call it a send-only account. Differences in terminology are common.

1. No
2. Yes. It is used to spoof the From: address.

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