Std Undo

Description
The Std Undo command undoes the last action.

Usage

 * 1) There are several ways to invoke the command:
 * 2) * Press the button on toolbar.
 * 3) * Select the option from the menu.
 * 4) * Use the keyboard shortcut: +.

Options

 * To undo multiple actions click on the small black down arrow to the right of the button and select return step from the list.

Preferences

 * The Undo/Redo functionality can be disabled by setting to, but this is not recommended. This setting can also be changed in the Preferences Editor.
 * The maximum number of Undo/Redo steps is controlled by . This setting can also be changed in the Preferences Editor.

Scripting
To undo the last action use the method of the document object.

FreeCAD Scripting Basics.