WIN7 System Broadband Router DNS is tampered with how to solve?

DNS is responsible for mapping domain names to IP addresses, which is the cornerstone of the entire Internet. DNS is important to us, and if your DNS is tampered with, then your network has no security to speak of. What if the DNS of the Win7 system is tampered with? How to solve such a problem ?

　　The specific steps are as follows:

1, manually modify the local computer's DNS address:

DNS, as shown in the red box, is set to: 114.114.114.114 (Standby dns:114.114.115.115).

2, use the DNS dedicated repair tool.

First download Tencent computer Butler, use it in the Toolbox--dns optimization, to select DNS.

Then choose Tencent Computer Housekeeper-Antivirus, you can troubleshoot trojans and viruses.

The stubborn wooden Marks in the toolbox can also help you deal with stubborn Trojans. (This step is optional, just in case)

3, confirm the router password is too simple.

If your router password is set very simple, it may also cause DNS to be maliciously tampered with, it is recommended to use the Repair tool modified to view the address: http://www.114dns.com/alert.html

There is a detailed way to modify the router password.

4, safe Internet protection software, to prevent other tampering DNS Trojan virus again "patronize."