The broadband in the store can t be connected, and the prompt is 720 , what should I do?

720 error occurs during broadband connection**Generally there is an error in the broadband connection, or the computer network card does not work properly, solution: Step 1: Please re-establish the broadband dial-up connection according to the computer operating system, Step 2:

If you still can't connect after re-establishing a broadband connection, please reinstall the network card driver or restore the computer system, users in Guizhou pay attention to China Telecom. Guizhou customer service*** can pay on WeChat, one-click check phone bill recharge, traffic, points, bills, and detailed orders can be self-service, convenient and fast. Customer service 32 answers for you.

1. Right-click the online neighbor icon on the Windows 7 desktop, and select the "Properties" menu item in the pop-up menu.

2. In the Network and Sharing Center window that opens, click on the "Change Adapter Settings" menu item on the left.

3. At this time, all network connections will be displayed in the window with high opening, we right-click to select the broadband connection to change the mask, and select the "Delete" button in the pop-up menu to delete it.

4. Then go back to the Network and Sharing Center window and click the "Set a new connection to the network or network" shortcut link.

5. Next, select "Connect to Internet" in the Select a Connection Options window, and then click the Next button.

6. Next, enter our username and password, set a name for the connection, and finally click the Done button.

Connection error 720 is due to an incorrect network protocol, and the workaround is as follows:

1. Right-click on the computer and select Manage;

2. Click Device Manager;

3. Uninstall the "WAN MiniPort(IP)" in the "Network Adapter" in the device management and restart the computer, at this time, the problem of computer network connection error 720 is solved.

It is usually a computer problem, and it is recommended that you restore the system or reinstall the system. The above information is for reference only, stay at home to increase traffic, receive 48G traffic for 2 years, 2G national traffic per month do not be in vain, log in to the Guangxi Telecom online business hall to handle, customer service No. 107 for your answer.

If there is an error **720, it is generally caused by a system vulnerability in the user's computer, it is recommended to use a network vulnerability repair tool such as 360 Security Guard to fix it first, and if the fault still exists, it is recommended to reinstall the computer system to deal with it.

When your broadband Internet access shows "Error 720", if you have a router, you can power off and restart it first, if it is still unusable, you can remove the router and perform the following tests:

1. Restart the computer and restart the modem device;

2. Rebuild broadband connections;

3. Uninstall the NIC driver and reinstall it.

4. Remove all network components and reinstall them;

5. Reinstall the computer operating system.

If it still cannot be used normally after self-service troubleshooting, it is recommended to contact the local customer service to report the fault.

This is a rare error, and the meaning of 720 is that a connection to a remote computer cannot be established. You'll need to change the appropriate network settings, or uninstall the network card drivers and dial-up software before reinstalling them. Hope it helps!

Call ** to ask customer service, or re-enter your password.

(1) The ADSL ISP server is faulty, and the network protocol error is caused by abnormal shutdown. It is recommended to uninstall the NIC driver and reinstall it. If this does not work, it is recommended to contact the network provider.

b) It may be caused by a system fix patch, uninstall the latest updated patch package and see if it can be resolved.

Handling 5G is one step faster, the traffic is half cheaper than 4G, the broadband speed is 500M, and it is convenient and fast to log in to the online business hall of Guangxi Telecom to handle broadband, number card, traffic package, etc. with one click. Customer service No. 2 will answer for you.

1. Check whether the cat's light is flashing normally, the power light must be measured, the link light will generally flash, and the light connected to the computer will always be on.

2. Check whether the NIC is good and whether the NIC driver is good.

3. Check whether the local connection is turned on, and whether the IP address has been modified4. Check whether the Internet account password is correct.