1
vote
1answer
225 views

How can I edit headers of e-mail in my Gmail account?

I used Thunderbird to move e-mails from one account into my Gmail account, but somehow some of the e-mails' From headers have disappeared. I would like to edit the e-mails to add these headers again.
1
vote
1answer
338 views

Gmail forward set “reply-to” header

Is there anyway I can froward all emails from a Gmail account to a number of other e-mail accounts and then setting the reply-to (or from) header as the Gmail's account? So multiple people can use ...
3
votes
1answer
3k views

Is it possible to modify outgoing mail headers in Gmail?

Is there any way to modify the mail headers in an outgoing message sent using Gmail? I'm interested in doing this to add an "Approved:" header to a Mailman announcements-only list (reference).
5
votes
1answer
909 views

Forwarded emails from Gmail show original sender, want headers showing me instead

I set up Gmail to auto-forward my email to a different address. However, when forwarded, the email appears to come from the original sender, instead of my email address. Can I change this behaviour ...
26
votes
2answers
3k views

Is it possible to create a Gmail filter that works on arbitrary headers?

(Not a dup: this very similar question really asks about the DeliveredTo header). Bugzilla provides a number of headers telling you why you received a mail, such as X-Bugzilla-Reason. How can I ...
33
votes
2answers
11k views

Is it possible to create a Gmail filter that works on headers other than From, To, Subject?

I've forwarded one of my really old email addresses to Gmail. I'd like to create a filter so that any mail to that old address is always labeled properly in Gmail. I can create a Gmail filter with ...