Abstract: A method of enabling single-handed user-software interactions in a large form-factor electronic device having a touch screen for receiving user thumb input actions via an operating system desktop, the method comprising the steps of: positioning a single-handed utilization zone on the mobile electronic device desktop at about a determined location of the thumb of a device holding user; and populating said single-handed utilization zone with a plurality of actionable icons arranged in a horizontal pitch and a vertical pitch determined based on a user profile and the size said single-handed utilization zone.

Abstract: In a large form-factor mobile electronic device having a touchscreen for receiving user thumb input actions via an operating system desktop to facilitate user-software interactions, a method of enabling single-handed user-software interactions, comprising the steps of: generating a single-handed utilization zone; positioning said single-handed utilization zone at a current detected thumb location on the touchscreen; rendering a proxy desktop within said zone, said proxy desktop providing substantially the same functionality of the operating system desktop of the large form-factor mobile electronic device and being conformed substantially in shape and size to a small form factor mobile electronic device to facilitate user familiarity with thumb stroke actions with the rendered touch screen desktop; and rendering an application interface within said zone upon receiving a generate application interface request.