Super User Stack Exchange
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Questions tagged [pop3]

POP3 stands for Post Office Protocol used by e-mail clients to retrieve messages from a remote e-mail server.

As well as being supported by local e-mail clients POP3 is also supported by most webmail services such as Hotmail, Gmail and Yahoo! Mail.

POP3 is just one communications protocol on the web. Others include:

  • Transmission Control Protocol (TCP)
  • User Datagram Protocol (UDP)
  • Internet Control Message Protocol (ICMP)
  • Hypertext Transfer Protocol (HTTP)
  • File Transfer Protocol (FTP)
  • Internet Message Access Protocol (IMAP)

POP3 on Wikipedia

243 questions
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9 answers

What are the differences between POP3 and IMAP?

Many email providers ask me if I'm interested in using POP3, or IMAP. What exactly are these and when should I consider using them?
Sampson
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2 answers

Why can't I POP from one Gmail account to another?

Alright, so I'm in email2@gmail.com, which I just created. I want to POP from email1@gmail.com to email2@gmail.com. I go to Gear / Settings / Accounts and Import / Add a POP3 mail account you own. I type in email1@gmail.com as the address,…
NobleUplift
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2 answers

Retrieve emails from other IMAP accounts in Gmail *automatically*

I'd like to retrieve emails from other IMAP accounts (they can not be accessed via POP) automatically in Gmail. I know you can manually copy from one IMAP account to another and there are even IMAP copy scripts around but all this is not really what…
HeX
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2 answers

Where can I get POP/IMAP settings for Windows Live Domain emails

I have setup email for my custom domain using Windows Live Domains. I then upgraded from the Hotmail interface to the new Outlook.com interface. I cannot seem to find the POP/IMAP settings to connect to in the Settings Sections of the new…
Nemo
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8
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2 answers

Can I access Gmail's spam message folder using pop3/imap?

If I use pop3/imap to read my gmail via a desktop client can I also set it to show emails that google automatically puts into the spam folder?
citronic
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6
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4 answers

Thunderbird does not delete messages from the POP server

Thunderbird does not delete messages from the POP server. I am a Yahoo Plus user and I can download messages from the inbox in Thunderbird from the Yahoo POP3 server. However, I want to delete read messages directly on the email client rather than…
Max888
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6
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3 answers

How to - one email address checked by two users

Which protocol should be used when two users (separate computers) want to check one email account - POP3 or IMAP? The problem is when one user deletes an email because they check it but the other person hasn't. It gets deleted from the second users…
masterninja01
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6
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5 answers

Convert a Gmail account from POP to IMAP and keep folder structure?

I currently use POP to access my gmail through thunderbird, but I would like to switch to IMAP so that my folders are mirrored on the server, and my sent emails are also available through the web interface. The problem is that I have 1000s of emails…
mrwooster
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5
votes
2 answers

correctly labeling incoming pop emails in gmail

I have one gmail account and one google apps mail account. For archiving (and searching) purposes I pull all of the apps mail to the gmail account using the POP feature. I have "leave a copy on server" ON and "archive incoming messages" ON. (So that…
user23487
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5
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3 answers

After downloading large # of mails, Gmail POP downloads only one message at a time

I have configured Thunderbird to download emails from my Gmail account. Essentially, this is back up of my Gmail account. In Gmail settings, I enabled POP download from the date of account creation. Within a few days, Thunderbird downloaded all the…
Shashikant Kore
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5
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1 answer

Getting email from Exchange to Gmail via IMAP

My employer, a university, just switched me to Microsoft Exchange from a POP3 based email server. They've disabled forwarding and POP3 access but allow IMAP access. In addition they have a very small disk quota. I've used Gmail for years with lots…
RyanN
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5
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3 answers

Gmail "Web login required"

I am constantly getting "web login required" when accessing Gmail using POP from the email application. I know what should be causing it but I am unable to figure out why it won't go away. Here is what I tried: enabled "Less secure apps" to ensure…
Coder12345
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4
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3 answers

Gmail POP3 Error

I am using POP3 to get my Exchange/Outlook email into Gmail. Whenever Gmail attempts to receive mail, the following error occurs: Error: Server is temporarily unavailable. Mail cannot be retrieved from this account at this time. With the following…
William
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4
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2 answers

How can I backup my Gmail archive using Thunderbird?

I have setup POP access to Gmail using Thunderbird. At first, it only downloaded about 350 messages all from 2007. Then I switched my Gmail POP settings (inside Gmail) to include 'all mail ever' and also set the username (inside Thunderbird) to…
MetaGuru
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4
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1 answer

How to stop my email messages being marked as read when a POP client downloads them?

I access my email in two ways from Thunderbird. I have one POP account and one IMAP. The problem is that this makes messages coming to through IMAP marked as read before I actually read them on any account. This is causing a severe problem as I may…
Michal Czardybon
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