1CH343SER.EXE: USB to serial port driver;
2CP210x_VCP_Windows, CP210x_Windows_Drivers-WIN7: 670, 680, 680L series TypeC to serial port driver, you need to install the corresponding 32-bit or 64-bit driver according to the operating system. 
3Windows Win11: USB to serial driver in Win11 environment
Note:
1There are two types of TypeC drivers (CP210x_VCP_Windows, CP210x_Windows_Drivers-WIN7) corresponding to the communication chip. If one type of driver is installed and the serial port still cannot be recognized, you can try installing the other TypeC driver;
2If the serial port is still not recognized in the device manager after installing the driver, you can try installing both 32-bit and 64-bit drivers.