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Questions tagged [thunderbird]

Free email client from the Thunderbird community. Specify your version number when asking.

0 votes
1 answer
43 views

Can e-mail messages be sent from a plus address via Thunderbird SMTP?

Issue As an example of what I'm referring to: However, if possible, how to accomplish this isn't evident: Although this SE WebApps answer cites and expands upon another answer explaining that using ...
RokeJulianLockhart's user avatar
0 votes
0 answers
20 views

Create a duplicate Thunderbird [closed]

Some of my present Thunderbird files are corrupt and I cannot delete them. How can I create a duplicate Thunderbird and copy just the usable files to it?
Adriaan's user avatar
0 votes
1 answer
21 views

How can I get Thunderbird to display emails that exist in the IMAP account's local INBOX file but are no longer on the server?

This IMAP account is set up to keep all data both locally and on the server. A few days ago all emails in the inbox for this account disappeared from both Thunderbird and the server. (Since then the ...
Rob's user avatar
  • 11
1 vote
1 answer
41 views

Smart Card SMIME Sign/Encrypt Error with ThunderBird on Ubuntu

When I try to send Sign or Encrypted Email from Thunderbird on Ubuntu, above error appeared. It seems that Thunderbird was unable to a access private key or Certificate? All Other steps was completed ...
James Blunt's user avatar
0 votes
0 answers
10 views

How can I disable Thunderbird's colored quote bar function for HTML emails?

I would like to disable the colored quote bars Thunderbird adds automatically for displaying HTML emails. How can I do that in a current Thunderbird version (v115+) without using addons and without ...
summerrain's user avatar
0 votes
2 answers
65 views

Thunderbird redownloading Gmail messages when started and slow to shutdown

I have Thunderbird set up to check my Gmail account. In Gmail, I have roughly 40 user labels and in Thunderbird I have created filters that direct messages to those folders (usually based on the ...
Al Lelopath's user avatar
0 votes
0 answers
29 views

Thunderbird: How can I customize the date/time format in the message header?

How can I customize the date/time format in Thunderbird's message header section (see screenshot) ? I would like the format to be: Thu, 13 Jun 2024 22:34 UTC+1 The answer should work for the current ...
summerrain's user avatar
2 votes
1 answer
157 views

What can POP3 users do if their email provider forces a server-side spam folder on them?

I use the Thunderbird email client to receive my email via POP3 protocol from my email service provider GMX. I never needed and never used a spam filter. I have been very happy with this setup for all ...
summerrain's user avatar
1 vote
0 answers
78 views

userChrome styles not applied in Thunderbird

I would like to style the Calendar inside Thunderbird (115.11.1 on MacOS) without using any extensions/add-ons. Specifically, I would like to modify the looks of recurring events. I enabled userChrome....
AdamJ's user avatar
  • 11
1 vote
0 answers
36 views

Thunderbird keeps redirecting to wrong login site [closed]

I have a .edu email (Gmail account). Every time I try to add this account to Thunderbird, it assumes it is an Outlook account and therefore redirects me to the Outlook login page. How can I fix this?
Joshua Lin's user avatar
0 votes
0 answers
37 views

Unable to set up email clients with IMAP - on multiple emails and systems

I'm having trouble fixing my email client setups - it appears the connection keeps getting rejected by the server. I have an (ollld) arcor.de email address, that had been synced via IMAP to both ...
Giogina's user avatar
2 votes
0 answers
130 views

How to manage duplicate contacts in Thunderbird?

How can duplicate contacts be merged? Ideally by the merged contact not losing any information contained in any of the duplicates, possibly with manual review of the changes beforehand? Thunderbird ...
adatum's user avatar
  • 277
0 votes
1 answer
119 views

Thunderbird does not update imap folders anymore take 2

I came to this site, because the issue I am having is exactly the same as the issue posted in this thread that was apparently never resolved. There is a comment that claims the issue was resolved in ...
flabbergasted's user avatar
0 votes
0 answers
130 views

Could opening an .xla file with Trojan virus infect a Windows PC even through the Excel Read-Only view?

I made the mistake of opening an email attachment in Thunderbird. It was a .xla file, which I opened directly in Excel. The moment that the Excel window popped-up I closed it, realising the mistake I'...
Niks's user avatar
  • 1
0 votes
0 answers
23 views

Thunderbird: Stop adding my local IP address to the message header [duplicate]

Can I stop IMAP servers from adding my PC's private IP address to the mail header in Received: from []? Is there a setting of Thunderbird 115.10.1? PC ---> CPE ---> CGNAT ---> Internet
viator's user avatar
  • 11

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