To input text to the LED curtain wall through the computer, there are mainly the following steps: 1) Insert a USB disk into the USB interface of the computer and let the computer Identify the U disk. 2) Open the graphic editing system on the computer desktop. 3) Click on the black area of the software interface, enter the word you want to enter. 4) After the word is input, you can preview the text effect. 5)  Click USB to download, and then pull out the U disk. 6) Then come to the LED Under the display, find the USB interface and insert the U disk. 7) Turn on the power, and the words on the LED display will come out.