How to use LED display screen: How to change slogan and display font?

Click. txt on the bottom of the picture sent to the display screen, and then move the mouse to the black display box above. Right-click the mouse to select a font to make it larger. After the selection, save this large font. At this time, several files in. BMP format will be produced, which is the file that can be finally displayed. As for saving it as a CLY file, the program table has no conflict with the pictures you have produced before. Generally speaking, it is caused by the unfamiliar use of the software. If necessary, I can explain the whole operation to you.