Normally, even if the operating system reassigns these serial ports, they are still in order. In this case, you should re‐assign them as shown in the following table.
Original one | Change to |
USB Serial Port (COM5) | USB Serial Port (COM3) |
USB Serial Port (COM6) | USB Serial Port (COM4) |
Thus, the settings for these USB Serial Ports should begin at COM3 and end at COM4 in order.
4.To re‐assign them, please follow the instructions below:
Double click the port you need to change. In this case, it is COM5.
