Issues

• Replying to an unread message does not mark the original message as read

  mozilla/releases-comm-central#121 · Filter by author mumsa5054-source opened on Sep 17, 2026

• Native EWS: Sent Items does not populate Recipient/Correspondents metadata although raw To header exists

  mozilla/releases-comm-central#118 · Filter by author hkoz461 opened on Jun 29, 2026

• PR on RO repo?

  mozilla/releases-comm-central#117 · Filter by author poeggi opened on May 23, 2026
  1

• Convesration View - display order

  mozilla/releases-comm-central#116 · Filter by author chrimez opened on May 15, 2026
  1

• Feature Request: Warning if no recipient has been entered in the "TO" field

  mozilla/releases-comm-central#113 · Filter by author spacerat1 opened on Apr 1, 2026

• [BUG] Accepting invitation

  mozilla/releases-comm-central#111 · Filter by author ElYaiko opened on Oct 20, 2025

• S/MIME verification incorrectly reports "invalid" when Date: header and signingTime differ by more than one hour

  mozilla/releases-comm-central#110 · Filter by author VauHa opened on Oct 9, 2025

• Delayed email sending

  mozilla/releases-comm-central#109 · Filter by author artur-intech opened on May 25, 2025

• SECURITY FEAT: OAuth Support for custom providers.

  mozilla/releases-comm-central#105 · Filter by author uwzis opened on Mar 12, 2025

• Incorrect Duration on Triggers/Reminder in CalDav-Task

  mozilla/releases-comm-central#103 · Filter by author shoneg opened on Jan 5, 2025
  1

• Thunderbird Free Busy not working

  mozilla/releases-comm-central#102 · Filter by author Iharsh-Mishra opened on Nov 14, 2024

• Feature Request: More options for email in address book

  mozilla/releases-comm-central#101 · Filter by author zukas97 opened on Nov 10, 2024
  2

• Thunderbird retrieves incorrect certificate if server address contains port number, when connecting to network calendars CalDAV or address book, CardDAV

  mozilla/releases-comm-central#100 · Filter by author kubuntu-newbie opened on Sep 6, 2024
  1

• Importing PGP keys by setting 'gpg --homedir ~/.thunderbird/xxxx-release/ --import keys.asc' does not import secret keys properly?

  mozilla/releases-comm-central#99 · Filter by author excited-bore opened on Aug 6, 2024

• Archiving multiple emails is not asynchronous and easily freezes

  mozilla/releases-comm-central#98 · Filter by author dylanh724 opened on Jun 20, 2024
  1

• Per-folder retention policy is not saved when set

  mozilla/releases-comm-central#97 · Filter by author GuiltyDoggy opened on May 29, 2024

• Lots of errors when running a build on Mac

  mozilla/releases-comm-central#96 · Filter by author oculos opened on May 11, 2024

• Force Oauth2 reauthentication

  mozilla/releases-comm-central#95 · Filter by author oculos opened on May 9, 2024
  2

• Bug: Default ignoreProps array is missing X-MOZ-LASTACK and X-MOZ-GENERATION

  mozilla/releases-comm-central#94 · Filter by author titanism opened on Feb 27, 2024
  1

• No Matrix spaces in Chat feature?

  mozilla/releases-comm-central#93 · Filter by author shawny43 opened on Jan 21, 2024

• Windows 10 email notifications

  mozilla/releases-comm-central#92 · Filter by author scraprats opened on Nov 12, 2023

• Thunderbird version 115 smtp problem with office365.com

  mozilla/releases-comm-central#84 · Filter by author luckeyca opened on Sep 22, 2023
  1

• Thunderbird ver 115 not scale automaticly view

  mozilla/releases-comm-central#83 · Filter by author janarzz opened on Aug 29, 2023
  1

• shared mailboxes can´t be read

  mozilla/releases-comm-central#82 · Filter by author skreisch opened on Aug 17, 2023

• IMAP status command response parse error

  mozilla/releases-comm-central#77 · Filter by author oopschen opened on Jun 6, 2023