Why do DNS server address settings change automatically?

Generally, the server DNS may not be found for some reason. All you need to do is reset the server DNS to not be automatically fetched. Here's how to modify the DNS.

Click "Start" in the lower left corner - "Run" - enter "cmd" OK - enter "ipconfig all" in the command prompt, and then the DMS server address will be displayed, remember that address, and write the DNS address in the attribute of the local connection will not be disconnected. (It's all automatically obtained when you start surfing the Internet). Or, once you've connected your modem or router, open your browser and type :

1.1 After that, the administrator login pops up. The username and password are generally admin, unless you have set it up, and then you can see the DNS address in the running state, the first first, and the second is the backup.

It's OK to set the local connection properties as well!

It could be that some of your software has tampered with. This is the local default DNS address. Nothing to panic about. You're just going to change back to the original.

If you have installed network acceleration software or other malware before, try my method: open the following address C: users default appdata roaming system, look for this file, and delete it to solve the problem.

If not, then you can find another way!

Maybe the server is invaded by a virus, you can also contact the manufacturer to see the above problem.

Specific DNS explanations I'll give you references.

The telecom operator's DNS should not be modified, but you can fill it in. There is already a description of how to fill it out.

DNS is given to you by a telecommunications company. It's not like your own MAC address or a randomly obtained IP address.

DNS is simply a domain name resolution server that converts the address you enter into your browser into an IP address and connects to the corresponding host.

A DNS address is a domain name server address that can resolve the user's ** address into an IP address. If there is a problem with this server, you may not be able to connect to the Internet. So how to set the DNS address?

1. In the desktop taskbar, right-click on the network system tray icon.

2. In the pop-up right-click menu, select the "Open Network & Internet Settings" option.

3. In the Network and Sharing Center page that opens, click on the "Ethernet" option on the left side of the page.

4. In the Ethernet settings page that opens, on the right side of the page, click the "Change Adapter Options" button.

5. In the pop-up page, double-click the network adapter used by the current network connection to open the network status page.

6. In the network status page that opens, click the "Properties" button at the bottom of the page.

7. In the network properties page that opens, double-click the "Internet Protocol Version 4" option in the page.

8. In the page that opens, click to select "Automatically obtain IP address" and "Automatically obtain DNS server address", and click the "OK" button at the bottom of the page.

9. If you find that the automatically obtained DNS server address cannot open the webpage normally, it is recommended to set it to or click the "OK" button.

10. After the settings are completed, return to the parent page, click the "OK" button, and save the relevant settings.

That's all there is to know about how to set up a DNS address.

Changing a better DNS can help improve internet speed and prevent DNS hijacking, as follows:

1. First of all, open the network sharing center, left-click Ethernet may also be a wireless network.

2. Then we select the properties option on the interface.

3. Find Internet Protocol 4 and select Properties.

4. Then we choose to manually modify the DNS server.

5. Change it to preferred: , alternative: can be.

Here's how to set up your preferred DNS server:

1. Find the network connection icon shown by the red arrow in the lower right corner of the computer.

2. After clicking the icon, open the Network and Sharing Center shown by the red arrow.

3. After opening the Wanghuo Hungry Sharing Center, click to open the local connection in the interface that appears.

4. In the interface that appears, open the properties at a few points of the mouse.

5. Select the protocol version 4 in the red box and double-click the mouse to open it.

6. Then select the preferred DNA server in the red box in the figure below, and fill in your code pants DNS on the mess.