1, the network connection is not smooth, so it is recommended to change the network.

2. The corresponding software is not installed according to the requirements of the invoice comprehensive service platform.

Reasons for poor network: 1, network cable not plugged in properly, poor contact of crystal head, etc. Try to replace the network cable and re-pinch the crystal head and line tester. 2. The router is not turned on. Check the router status and cabling. 3. The computer network card is damaged. Try replacing another device to see if it works.