720 error occurs in win10 campus broadband connection

The 720 error in win10 campus broadband connection is caused by incorrect network protocol. You can operate as follows:

1. Right-click the computer and select Management .

#2. Click Device Manager.

3. Uninstall "WAN Miniport (IP)" in "Network Adapter" in the device management and then restart the computer. At this time, the computer network connection error 720 The problem is solved.

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