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Issue Tracking System

Issue Tracking System

You can file bugs and requests for the following extensions:

  • Tag Toolbar
  • Maximize Message Pane
  • Priority Switcher
  • Check and Send
  • New Tab Button
  • Evernote Tab
  • EnForward
  • Message Header Toolbar Customize

And, of course, you can request new extension, too.


Format is similar to Wiki. So you can easily write if you know original wiki's format. However, some format is extended originally. See TextFormattingRulesEn for details (see TextFormattingRules for Japanese).

Please write in English or Japanese.


  • Before you click the Submit button, check "I'm not a spammer" and uncheck "I'm a spammer". Otherwise, your post will be rejected.
  • See Active tickets and confirm your bug or request is already submitted or not. If it exists, add your comment to the ticket.
  • If status of your bug becomes Unconfirmed, I cannot reproduce it yet. Please give me more feedback.
  • Specify extension name and version in Version field. When you request a new extension, input Other to this field. You can use the following abbreviations for extension names:
    • TTB (Tag Toolbar/Tag Popup)
    • MMP (Maximize Message Pane)
    • PS (Priority Switcher)
    • CAS (Check and Send)
    • NTB (New Tab Button)
    • ENT (Evernote Tab)
    • ENF (EnForward)
    • MHC (Message Header Toolbar Customize)
Check and Send 2.0.0
  • Write your environment for bug reporting using the following example.
[OS] Windows 10

[Application] Thunderbird 78.0

[Themes] list all themes you installed

[Extensions] list all extensions you installed

Add a new ticket

Spam Check: I'm not a spammer. I'm a spammer.

Active tickets

means a ticket updated by a user within 7 days.

means a ticket updated by a developer within 7 days.

441 Add support for "New Tab Button" extension to be able to open new tab for compose new email dialog window2.1.0?NewHighavivanov@astralinux.ru2023-12-15
434 Does not send anymore - check hanging forever2.1.5?NewHighStephane2023-11-30
by Volker
436 Maximize Message pane does not work properbly2.0.10?NewHighAL2023-10-12
by AL
414 regex replaceCAS 2.1.5?NewHighErik2023-07-16
by Nick
443 EnForward compatible to TB 1152.2.5?NewNormalanonymous2024-01-15
by anonymous
442 please update priority switcherPS latest?NewNormalStefan2024-01-03
by Stefan
439 PS - Are priority column's icon still existing?PS 2.0.6?NewNormalanon2023-11-28
by anon
438 [TTB] Tagging system2.4.1?NewNormalSimon2023-11-17
by Simon
437 Maximize Message Pane - Thunderbird 115?NewNormalanonymous2023-11-08
by anonymous
435 ENF not compatible with Tunderbird 115.3.1ENF 2.2.5?NewNormalTK792023-10-11
by TK79
430 Customization forgotten on updateMMP 2.3.6?NewNormalPeter@psdt.com2023-09-03
429 Tags do not sync between computersTag Popup 2.3.5?NewNormalTDS2023-08-30
by TDS
424 EnForward broken with latest TB2.2.5?NewNormalArno2023-08-22
by anonymous
428 Ignore case when matching recipient addressCAS 2.1.5?NewNormalJohnKA2023-08-15
by JohnKA
425 [TTP]2.3.5?NewNormalThiloteE2023-06-14
by ThiloteE
423 Reducing size of header barMHC?NewNormalRuss2023-04-02
by Russ
418 EnForward - Error on submit2.2.3?NewNormalldwt2023-03-06
by ldwt
417 チェックに時間がかかる場合の送信キャンセルができないCAS 2.1.5?NewNormalef2023-02-28
by ef
411 How to use "Delayed Sending"?CAS 2.1.5ReopenedNormalsh2023-02-19
by sh
415 MHC header toolbar buttons to the leftMHC 2.3.6?NewNormalErik2022-12-05
by Erik
406 Tags dissappear and are not selectable2.3.2?NewNormalDMM2022-10-05
by DMM
403 Ability to change the background color of the selected and focused messages without tag102?NewNormalLuk2022-08-02
by Luk
402 Check against the sender's address - CASCAS 2.1.1?NewNormalEllis2022-07-15
by Ellis
399 MHC. Selected message count not updating2.2.2?NewNormalLatinSuD2022-07-12
by LatinSuD
376 2.1.5 tag toolbar2.1.5?NewNormalUwe Aszmann2021-01-04
by Uwe Aszmann
364 TTB - Fixed sort order. Toolbar Mode2.1.5?NewNormalDaLiV2020-09-21
by DaLiV
26 issues are found.

Closed tickets (last 10 tickets)

means a ticket updated by a user within 7 days.

means a ticket updated by a developer within 7 days.

440 MHC conflicts with "Expression Search - NG" (3.8.11) addon in Mac OSMHC 2.3.6?ClosedNormalKK2023-12-06
by KK
413 TTB selected tags vanish in message tab2.3.5?ClosedNormalbege2023-11-10
by bege
432 Tag Pop Up / Toolbar for TB 115?ClosedHighQi2023-10-10
by h.ogi
433 Please update to TB v.115?ClosedHighAlain Damlamian2023-10-10
by h.ogi
431 Tag Popup Addon - Compatible Update?needs update?ClosedHighCRB2023-10-10
by h.ogi
427 Tag Popup incompatible with Thunderbird Z.2023-10-10
by h.ogi
426 [MHC]
by h.ogi
421 TTB not working correctly on 112 Beta
by anonymous
422 ENF: v2.2.3 does not forward attachments2.
by h.ogi
420 [EnForward] "Mark original message as forwarded" not working2.2.4?ClosedNormalTK792023-03-29
by TK79
Last modified:2020/09/12 19:52:49
References:[] [SideMenu]