Win10 system broadband connection prompt error 633 how to solve?

During the process of using the computer, it is inevitable that we will not connect to only one network. However, users have recently responded that the Win10 system will have a broadband connection error 633 if it has already connected a broadband connection and then connected to another broadband. What is going on here? In fact, this is because the dial-up network network cannot be connected due to incorrect installation or use of the device, and RasPPPoE is not completely and correctly installed. So how to solve this problem? The following small series for everyone to introduce the Win10 system broadband connection error 633 solution.

Solution:

1. If it is a dial-up connection, the com port that the network connection attempts to use is being connected by the remaining active network or the rest of the process (for example: fax program, Windows live, etc.) PPPoE software) used. Exit the application that blocked the use of the com port.

2. If it is a virtual private network (VPN), you cannot open the VPN device that the network connection attempts to use.

These are the small series for the Win10 system to introduce broadband connection error 633 solution. If you have encountered such a problem, you can follow the above steps and you will no longer have an error code.