There are many other big changes that make Thunderbird 78 a very large release including: calendar and tasks are now integrated into Thunderbird, folder icons are now updated and their colors are customizable, the preferences are now searchable, and minimize to tray is now supported on Windows.
Thunderbird 78 中还有许多其他重大变化，包括：日历与任务整合到 Thunderbird、文件夹图标更新（可自定义颜色）、可搜索首选项、Windows 下支持最小化到托盘。