If you haven't already, download and install Orange Canvas
Launch Orange Canvas.
In Orange Canvas, select the Options > Add-ons menu to display the add-ons window.
In the add-ons window, click Refresh to update the list of add-ons.
Select Orange3-Textable from the list and click OK to activate Textable.
Restart Orange Canvas as requested to complete the activation. Build your first workflow or choose from one of the existing recipes.