Colloidal inorganic nanocrystals (NCs), especially semiconductor quantum dots (QDs), serve as versatile building blocks for solution-processable electronics, optoelectronics, and photonics. As the field moves toward integrated, system-level applications, such as QD light emitting diode (QLED) displays, precise patterning of colloidal NCs in two- (2D) and three-dimensions (3D) while preserving their material functionalities becomes increasingly critical. Direct photopatterning strategies, based o