Questions tagged [smtp]

Simple Mail Transfer Protocol (SMTP) is an Internet standard for electronic mail (email) transmission.

9 questions with no upvoted or accepted answers
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Mail can't connect to Gmail SMTP server

I recently updated my Mac Pro from Sierra to High Sierra and now Mail cannot connect to the Gmail SMTP server. So I can receive mail but I cannot send. I have found posts from many other users with ...
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What macOS mail applications support a "Send Only" email account?

I'd like to revisit a question which has come up before (more on that below), but which does not, in my opinion, have a good “future-proof” solution looking forward to 2019 and beyond. “Send Only” ...
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I cannot send GMAIL using Outlook 2016

I have Outlook 2016 and I'm trying to pickup my gmail using IMAP. I can receive emails, but it does not send when doing a test send on setting up the email. Error code: 0x800cce05 SMTP Server: smtp....
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Able to receive but unable to send emails on macOS Mojave from any account using any app

I have a 2018 15" MacBook Pro running macOS Mojave 10.14.2. I am unable to send emails from any account (be it Yahoo, Hotmail, AOL or others) using any app (tried the default Mail app, Canary Mail, ...
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STARTTLS handshake against Apple smtp server fails

Recently, my email setup using Emacs/24.4 + Gnus/5.13 on OX Yosemite stopped working against the Apple smtp server: smtp.mail.me.com. It has been working fine for years before. It seems that it ...
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521 views

How to get postfix send mail (with Gmail smtp) under macOS Catalina?

I have tried everything (I guess), such as writing my sasl_passwd and editing main.cf in the /etc/postfix folder (as described in 1). I also copied my LaunchDaemon plist with a different name to my /...
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How to reply using custom email in iCloud Mail/ Mail?

Suppose I have purchased a domain example.com from Google Domains, and I have created an alias user@example.com which forwards to user@icloud.com. So now I'm able to receive forwarded mails, but how ...
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Added new account to Apple Mail, it can't authenticate though webmail works fine

I'm out of ideas on what to try here. 2018 MBP running Mojave 10.14.6. I just received a new work email address, that was just created and has never been used before. I have numerous other email ...
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440 views

Apple Mail is mixing up table entry and mail view (header and body information)

I have an oldish computer that is running Aplle's Mail program with a large amount of mail coming in (the current number of emails on the computer is in the tens of thousands). Recently it has started ...