Apple patents AR drawing guide that sticks to real-world surfaces

1. A non-transitory computer-readable storage medium storing one or more programs, the one or more programs comprising instructions, which when executed by one or more processors of an electronic device, cause the electronic device to: receive, from a user, a first input corresponding to a request for assistance with a drawing; in accordance with receiving the first input, select a physical surface in a physical environment; display, over the selected physical surface, a first instance of a graphical overlay representing the drawing, wherein displaying the first instance of the graphical overlay over the selected physical surface includes anchoring the first instance of the graphical overlay to the selected physical surface; while displaying the first instance of the graphical overlay over the selected physical surface, receive, from the user, a second input corresponding to a request to save a layout corresponding to the drawing; in accordance with receiving the second input, generate the layout corresponding to the drawing, wherein the layout indicates an anchoring of the first instance of the graphical overlay to the selected physical surface; and transmit the layout to an external electronic device, wherein after the external electronic device receives the layout, the external electronic device: detects the selected physical surface based on the layout; and displays, over the selected physical surface, a second instance of the graphical overlay, wherein the external electronic device anchors the second instance of the graphical overlay to the selected physical surface based on the layout.