An action button that when clicked creates a new task in a predefined task list can easily be created by following the steps below.

1. Go to the task list that the button will be linked to.
2. Just above where the tasks display will be a link with the text “new task”, copy the link from this.
3. Place the link on any page that you want to be able to create tasks from and upon clicking this it will take you to the create a task page for that specific task list.
4. This link can then by styled if required or left as a plain link.

Example: