Windows10 broadband connection error 720 how to do?

Win10 broadband connection error 720 how to solve it? The following small series for users to introduce the reasons and solutions for win10 broadband connection error 720, let's take a look.



Broadband connection error 720 causes:
ADSL dialing when encountering 720 error is quite a depressing thing, the meaning of the error is: network protocol failure, the cause of this failure is two Kind, so we also have two solutions.
Broadband connection error 720 solution:
(1) ADSL ISP server failure, abnormal network shutdown caused network protocol error, you need to call the ISP to ask, delete all network components to re-install the network.
(2) After the XP system is automatically updated, the TCP/IP error occurs, the local loopback cannot be pinged, and the ADSL dial-up verifies the user name and password and prompts 720 error.
Workaround: Open Control Panel, add/remove programs, uninstall system upgrade patches 893066 and 890923, and uninstall all patches without this upgrade patch.
Broadband connection error 720 generally restarts the system, can be dialed multiple times, 90% can be solved.