This article describes various features about the Lightning user interface.
After installing the Lightning Addon, you will find the following user interface components added to Thunderbird:
To switch between Mail tabs and Lightning tabs, you can choose one of the following ways:
The Today Pane allows you to have a quick overview of your tasks and events for the coming period as well as creating new tasks and events.
This Pane can be switched on and off in two ways:
You can also switch this pane off by using the x button in the right top corner of the pane.
The Today pane has 3 view modes:
You can switch between these view modes using the < and > buttons at the top of the Today pane.
The Mini Calendar is only visible when the Today Pane with Events is visible. It has 3 view modes:
You can switch between these modes using the View | Today Pane submenu.