Mail: AutoComplete from LDAP directories now searches by substring instead of left-side match Mail: UI improvements to the message reader UI Mail: Quick Find is now available in the multi-message (thread summary) view

Mail: Context menu to expand mail list pills in the compose window to the list of recipients Tasks: Undo/Redo support for event and task creation and deletion Permissions to access calendar and address book are now requested when a GMail account is set up, so that calendar and address book can be accessed without having to re-authorize ( see notes)Д¬alendar: Per-calendar and global notification settings (in addition to alerts set in events) Suggest replacements for discontinued/incompatible add-ons Import/Export Thunderbird profiles (Mac/Linux only) These notes apply to Thunderbird version 91 beta 6 released August 2, 2021. As always, youвЂ™re encouraged to tell us what you think, or file a bug in Bugzilla Version 91.0beta, first offered to channel users on July 13, 2021Д¬heck out the notes below for this version of Thunderbird.

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