bl-19 is Boli 19 A la carte, and the software for ordering more dishes is a small mobile phone symbol. Generally, it is located in the lower right corner of your checkout computer. Open and log in, click on a download in the upper left corner, then select the A la carte phone number on the left, and then click on the upper right corner to download. The ordering treasure must be turned on before downloading, and you can't press any key during downloading.