id	summary	reporter	owner	description	type	status	priority	milestone	component	version	severity	resolution	keywords	cc
23639	thunderbird-153.0esr	Joe Locash	Joe Locash	"What’s New
- Visual signatures can be added to PDF attachments opened in Thunderbird
- 'Copy Message Link' and 'Copy News Link' added to header pane 'More actions'
- Accessiblity is improved in various tree views
- Added 'Archive' action to mail notifications
- Add ""Show Full Path"" folder pane option for compact view modes
- Unified folders now display account color indicator with account name tooltip
- Folder copy enabled within mail server accounts and local folders
- 'Reset Folder Order' option added to folder pane to reset custom folder sorting
- Add `mail.useLocalizedFolderNames' to toggle special folder name localization
- 'Favorites' added as destination for 'Move To' and 'File' buttons
- Composer now shows a warning if user's configured OpenPGP key expires soon
- Enabled configuration of preferred OpenPGP keyserver via the UI
- Add mail.openpgp.load_untested_gpgme_version to load untested GPGME version
- Added support for generating Unobtrusive Signatures (OpenPGP)
- Implemented option to show only messages without any tag
- Message body search enabled for OpenPGP and S/MIME encrypted messages
- SecurityDevices enabled in enterprise policies
- Enable support for DNS over HTTPS
- OAuth login for mail accounts now opens in default web browser
- Thundermail services can now be used without installing an add-on
- OAuth responses now verify issuer fields and reject missing required issuers
- Enable the ""Sign in with Thundermail"" button in Account Hub
- Account hub is opened on the first run of Thunderbird
- Account Hub email manual config option added
- Enable Thundermail OAuth sign-in with account auto-configuration
- Address book cards can be copied to the clipboard as vCard
- Enable exporting selected address book cards
- Custom Accent Color can be chosen in Appearance Settings
- Enable support for Microsoft Exchange via Exchange Web Services
- Calendar month/multiweek views are now scrollable with touch screen
- Tasks can be sorted by created or modified date
- PDF pages can be reorganized directly in the PDF viewer

What’s Changed
- 'Copy Message Location' removed from mail context menu
- Read folders are now removed from Unread Folders view
- Special folders are now localized based on a restricted set of names
- OpenPGP public key no longer attached by default in signed-only messages
- Address books are now created in Account Hub
- Yahoo, AT&T, AOL accounts migrated to OAuth 2.0 with PKCE for improved security
- GMail OAuth updated to use PKCE
- Skype has been retired and therefore dropped from Address book IM selection
- Removed pref default_supports_diskspace.{HOST}
- Removed pref default_offline_support_level.{HOST}
- Removed Odnoklassniki chat setup and directed users to XMPP configuration
- Use of the string ""Junk"" has been replaced with ""Spam""
- Updated about:rights to replace local with hosted url
- Stop shipping 32-bit Linux x86 binaries
- 'Hide completed tasks' now also hides cancelled tasks

What’s Fixed
- Thunderbird could crash when parsing message state
- The English string for the Angry emoji was incorrectly named as the Yell emoji
- Notification sounds did not respect operating system's do-not-disturb mode
- Non-English localized Thunderbird created English special folders on first start
- Copying text from some error alerts was not possible
- Fastmail CalDAV app password access failed due to forced OAuth regression
- Thunderbird could crash in server subscription logic
- Could not distinguish folders with same name in 'Recent Destinations' and 'Favorites'
- Donation banner stole focus when Thunderbird was running in the background
- Unknown command-line arguments passed to Thunderbird did not print warning
- Thunderbird could crash when processing new incoming messages
- Spam messages triggered new mail notifications before being moved to Spam folder
- Web pages with bad certificates displayed as blank
- Memory leak after opening New Window from folder pane context menu
- Importing a vCard only displayed VCF files in the file picker
- Calendar view tabs were not properly keyboard accessible
- Ctrl+S did not save PDF attachments opened in Thunderbird tabs
- TLS errors incorrectly reported all unknown failures as untrusted certificates
- Thunderbird could crash when copying an empty list of messages
- Incorrect roaming data directory caused regression on Windows and macOS
- Changing to new drafts folder and then back did not correctly restore the folder
- Message headers were re-downloaded at every startup
- Old IMAP profile migration deleted INBOX and other mailbox files
- 'Search Messages...' dialog could not be opened outside the email tab
- Option did not exist to create new address book under File -> New
- Newly created folder was missing under ""Recent"" when moving a message
- Could not compose new message if the folder pane was empty
- 'Delete' was missing from context menu when multiple IMAP folders were selected
- Compacting multiple folders failed and did not compact
- Shift-click for 'Edit' button in drafts header view did not work
- ""Replace All"" in Compose did not update plain text until dialog closed
- Status bar messages displayed unlocalized folder names or IMAP mailbox names
- Saved email filenames were not not always cross-platform safe
- Space bar did not scroll in PDF attachments opened from emails
- Folder location widget used non-localised name
- Empty confirmation dialog when more messages opened in tabs than mailnews.open_tab_warning
- Removing tags from IMAP messages could fail and tags reappeared after refresh
- Toggling dark message mode did not restore focus and scroll position
- 'Show remote content' did not display remote content for EML message
- Emoji sequences were not properly handled in subject lines
- 'Delete' button in unified toolbar could delete attachments instead of message
- ""Repair text encoding"" could duplicate recipient and attachments
- Some IMAP emails showed current time instead of correct received date
- Deleting a single message in folder using 'Group by Sort' failed after CTRL+A
- New newsgroups were not added in alphabetical order by default
- Sorting by threads only brought threads with unread top messages to the top
- News message marked read after NNTP error prevented retrieval from server
- 'Recent destinations' submenu was not sorted by time of modification
- Account column could display incorrect account name
- 'Tag' submenu of mail context menu could be populated incorrectly
- Unified archive subfolders could show wrong names and no messages
- Moving saved search/virtual folder under IMAP could fail
- New Folder dialog allowed invalid folder creation without a selected parent folder
- New/unread messages in collapsed thread were not obvious enough
- Pressing Delete on Trash folder could remove it without confirmation
- Renaming of a 'unified folder' created a duplicate
- Clicking on a folder in the folder pane did not always open folder
- Messages nested deeper than 255 levels disappeared from threading view
- Performing Delete followed by Undo on thread parent message could corrupt view
- Single messages still appeared collapsible after thread members were deleted
- Updated threads remained misordered until folder refresh or resort
- Global search failed to display inaccessible messages found in local folders
- Numeric subfolders were sorted alphabetically instead of naturally
- Virtual folder folder-picker showed unlabeled IM account as selectable folder
- Some folders showed new mail count prior to receiving mail
- Menu Bar -> View contained duplicate accelerator keys
- Unified toolbar Spam button did not switch to ""Not Spam"" when spam message selected
- Warning was not logged if mail.openpgp.alias_rules_file file did not exist
- Not all headers were signed when creating digitally signed OpenPGP email
- When configuring external GnuPG, user was not promted to import public key
- ""Open and Show"" for OpenPGP-signed message (.eml) did not work
- Invalidly signed unencrypted emails were indicated as worse than unsigned ones
- Reason for revoked certificate was not shown
- Apple Mail OpenPGP emails failed to decrypt due to hidden recipient key ID
- OpenPGP import of public key with experimental packets failed with unclear error
- Opening messages with OpenPGP keys was slow and blocked the UI for large keyrings
- OpenPGP key refresh failed when fingerprint lookup returned multiple results
- Encrypted Gmail CSE emails with outer opaque S/MIME were not readable
- Invalid S/MIME encryption certificate caused misleading send errors
- ""Search Messages"" search did not finish due to unparsable local folders
- Search results showed older irrelevant emails before newer exact matches
- Filter search on Body missed draft messages containing German umlauts
- Esc cleared quick filter pin after changing folder
- Thunderbird could crash during local message search
- Replying could fail with mailnews.reply_quoting_selection.multi_word set false
- Drag-drop of unselected contact inserted wrong or no email address
- Changing identity in compose window caused modified draft not to be saved
- Shift-click 'Compose Message To' on 'mailto' link did not open in plain text
- Reply with selected text lost formatting for HTML messages containing </pre>
- Multipart/related attachments were not preserved when editing or forwarding
- Forwarded malformed MIME email had empty body and extra attachment
- Message compose window was removed from Task Bar after saving as draft or template
- Dragging email address between compose windows failed to add recipients
- Thunderbird could crash when using Find and Replace All
- Compose with PDF attachments opened PDFs instead of creating a new email
- Multiple saves while using 'Options' -> 'Send a Copy' resulted in multiple copies
- Search for ""Attachment"" in Settings menu did not find ""Files and Attachments""
- Add-on account creation did not work with Account Hub
- Owl install did not show link to website in Account Hub
- Username field did not appear in Account Hub when exchange authentication failed
- Account Hub advanced config setup did not include default outgoing config
- Disabled inputs could be toggled in Account Hub address book
- Users could not disable spinning overlay in Account Hub for email
- Account Hub local address book creation could continue with blank name
- Account Hub email success messages were not always accurate about config source
- Calendar/address book sections were shown in Account Hub when there were none
- New password-based Exchange accounts failed to save passwords in login manager
- Account hub showed connection security instead of actual authentication method
- New identity dialog lacked reply-matching and end-to-end encryption settings
- Thunderbird could fail to shut down cleanly during active OAuth requests
- Account Hub kept OAuth selected after changing to hostname without OAuth support
- Account Hub autodetect wrongly prompted for a password when auth was unavailable
- Interrupted external OAuth2 setup required restarting Thunderbird
- The default account could be reset after restart if uninitialized
- Virtual folders did not update correctly for filtered POP3 messages
- 'Copy Message to' action in a newsgroup filter did not work
- Thunderbird could crash while importing mail thread
- Thunderbird did not clearly fail when importing profile from a bad source
- Thunderbird could not import profile located at the top level of zip file
- 'Any Number' was unavailable in address book search with 'Match all of the following'
- Contact not found in Advanced Address Book Search if phone number had a period
- Thunderbird did not display contact photos in WebP format from CardDAV servers
- Opening a vCard (.vcf) from file manager or CLI did not work in some cases
- Redirected CardDAV URLs resolved relative URLs against the wrong host
- Installations from Microsoft Store did not open when clicking 'mailto:' links
- Windows new message notification click did not bring Thunderbird to foreground
- Microsoft Store installs did not open when clicking 'news://' link or .eml file
- Using thunderbird -compose with double quotes made last email address invalid
- Clicking the backspace icon in the quick filter field cleared the input field
- Subfolder kept stale accessibility unread count after unread messages were deleted
- Moving virtual folder within maildir based IMAP or local folder could fail
- Thunderbird could crash when completing folder copy/move
- 'Edit as New Message' and inline 'Forward' not possible with PGP-signed messages
- Various MIME improvements
- Forwarding some Apple Mail messages incorrectly attached inline text as a file
- Thunderbird could crash when marking all messages as read
- Auto-compaction could corrupt database and cause crashes during syncs
- 'news:' URIs without specific server had incorrect format displayed in status bar
- 'Mark' -> 'All Read' affected newsgroup messages that had not been fetched yet
- Thunderbird could not reconnect to newsgroups after connection loss until restarted
- Sending a newsgroup post appeared successful when it had actually failed
- Saving a new draft retained superceded version
- Thunderbird hung when auto-checking multiple accounts for new messages
- Spam not checked with mail.server.default.check_all_folders_for_new on
- Startup could be slow with large number of folders not using subscriptions
- Saved search in unified folder resulted in server error
- Thunderbird did not report refused POP3 connection
- Remove message body retention policy was not functional
- POP3 could stop downloading mail until restart
- With auto-mark-read disabled, large mail still marked as read during load delay
- IMAP ""Show only subscribed folders"" could not be changed without restart
- POP3 deadlocked when server went silent without closing socket
- Thunderbird could crash when mail folder was renamed or moved
- NNTP server with invalid TLS certificate could not be added to certificate exceptions
- Cancelled message send could not be retried and hung with SMTP timeout errors
- Corrupted NNTP account data caused excessive memory use and startup crash
- Multiple selected IMAP folders could not be moved or deleted together
- Non-Latin IMAP keywords were lowercased and encoded incorrectly as MUTF-7
- Message tags were lost when moving folder from local folder to IMAP folder
- Removing a chat account threw an exception and failed to clear the UI
- Enterprise policy use not indicated in about:preferences with link to about:policies
- Language field in settings was empty after restart in Troubleshoot Mode
- Primary Password policy was detected but not enforced for saved account passwords
- Archived RSS feed messages were sent to the archive folder of default identity
- Broken feed icon could prevent updating of feeds
- Task reminders could fail for tasks without end dates or with shifted due dates
- Calendar did not alert user for connection issues
- Copying one recurring event occurrence failed to set the date when pasted
- Could not copy an event in multiweek or month view by drag-and-drop
- Duplicate attendees were added to invitations instead of being filtered out
- Calendar discovery with certificate error displayed multiple exceptions
- It was not possible to create date-only all-day tasks
- Task percentage complete was not preserved separately from status in tooltips
- Calendar invites were incorrectly marked processed after calendar sync completed
- ICS event comments were not displayed in Thunderbird event details
- Dismissed Gmail calendar reminder did nothing and item stayed visible
- iCal imports misread unknown timezones as GMT, creating events at wrong times
- Could not export local calendar as HTML
- Cancelled filter edit dialog closed the message filter dialog
- Visual and UX improvements"	enhancement	closed	normal	13.1	BOOK	git	normal	fixed