A method for starting an operation process comprises: receiving an operation request message from a terminal device in response to the terminal device scanning a barcode to obtain barcode information and determining an address of the server based on the barcode information, the operation request comprising an image of text associated with the barcode scanned by the terminal device, and the image of text specifying an operation function; determining text content based on the image of text; searching a correspondence relationship between different text content and respective operation access information to obtain operation access information corresponding to the determined text content; and returning the operation access information to the terminal device, for the terminal device to start an operation process by using the operation access information, the operation process having the operation function specified by the received image of text.