After the laser marking machine completes the marking, a red preview box may appear automatically. At this time, many customers think that the machine is out of order. In fact, it was because of improper switching on or off, or a sudden power failure, the marking machine software files in the computer were lost, and the previously set parameter files were also changed. Today I will explain to you how to solve the problem of running red lights continuously. Red light processing method of laser marking machine software interface 1. After opening the laser marking machine software, click the F3 parameter button to enter the parameter setting interface. 2. Click other options on the parameter setting interface, and click the red light indicator in the other options. 3. In the red light indication dialog box, there is a mode that can process red lights continuously. Cancel the option √, and then click OK, so that there will be no continuous red lights. I hope the above tutorial can help you.