A wireless projecting control method includes setting at least one operation restriction, communicating a transmitter with a receiver or a communication device for executing at least one restricted operation by the transmitter or the receiver, and selectively or restrictedly projecting an image signal to a display device by the receiver after the transmitter or the receiver executes the at least one restricted operation. The image signal is generated by the communication device. The transmitter is used for transmitting the image signal to the receiver according to the at least one operation restriction.