The canvas object is now properly configured for a multiresolution setup. Due to the Canvas Scaler (Script) component, it can be resized automatically to fit many resolutions and devices, from desktop computers to mobile devices. However, the canvas object right now has no controls or widgets on it; buttons, images, or text edits, and so on. Specifically, we need to add the forwards button. To do this, select the canvas object in the Hierarchy panel, and right-click on it. From the context menu, choose UI | Button:
All newly added buttons appear as a default, white button, which should be clickable. When adding ...