1. Insert one end of the USB serial port data cable into the "consel" port on the front panel of the switch, and the other end into the USB interface of the computer and connect it.

2. Find the Start/Attachment/Communication/HyperTerminal in the lower left corner of the desktop of the computer system, as shown below.

3. Click "HyperTerminal" and the following figure will appear, with simple and easy-to-remember names, numbers or English letters and words.

4. Then click Next, and the following figure appears, mainly the serial port COM4 connected by the switch. According to the different USB ports you connect, you don't need to set the automatic detection port, just click Next.

5. Then as shown in the figure below, the baud rate is mainly set to 9600 (commonly used), and other settings are shown in the figure below. Click Next.

6. Wait for 10 seconds, press enter, enter the user name: admin, and enter the default password: 12345 or admin (the default user name and password will be different for different switches, so you can ask the manufacturer or Baidu) to enter the configuration interface.