“Err_name_not_resolved” is a common connection error that occurs due to issues related to your computer’s DNS address.
Sometimes, your computer’s DNS address is blocked because of various reasons, which causes this error to occur.
With the help of this simple guide, you will be able to solve this connection error in your browser easily without any expert’s help.
Ways to Fix an “Err_name_not_resolved” Error
This error is mainly associated with the DNS address of your device.
Therefore, there are quite a few ways in which one can deal with this error. This error is generally seen in the Chrome browser, even on Android devices.
Go through the solutions below to easily fix this error.
Solution 1: Clear browser cache and cookies
It is possible that not clearing your browser’s cache and cookies can cause this type of connection error.
Moreover, many users have also reported that clearing these has actually fixed their Internet issue.
To clear your browser’s cache and cookies, follow the steps below:
- Launch the Google Chrome browser
- Go to the “Customize and Control Google Chrome” button in the top-right corner of the browser
- Now select Settings from the pop-up list
- Navigate to Advanced > Content Settings > Cookies > See all cookies and site data
- Click on Remove All to clear all the browser cookies; if prompted for confirmation, click on Clear All to continue
- Move to the Privacy and Security tab and then click on Clear Browsing Data
- A pop-up window will open; click on the Advanced tab
- Change the Time Range to All Time and check the boxes on all options
- Finally, click on Clear Data and your browser’s entire cache and cookies along with the unnecessary and junk data will be disposed of
Once done, restart your browser and see if the website is working or not. If this hasn’t solved your connection issues, then proceed to the next solution.
Solution 2: Flush and renew DNS
Many users have also reported that resetting the IP address and clearing their DNS has solved their “err_name_not_resolved” error and has enabled their browser to work normally.
Follow the steps below to reset your IP address and clear your DNS:
- Press Windows Logo Key + X and then click on Windows PowerShell (Admin)
- Now type in netsh winsock reset catalog and then press Enter
- Wait for the process to finish and then again type ipconfig/flushdns and then press Enter
- Now wait for the process to finish and then close all the applications and restart your computer for the changes to take effect
Once done, check to see if the problem has been solved. If the other solutions didn’t work for you, then this solution will surely fix your problem.
Solution 3: Disable your Firewall
In many cases, it has been observed that the Windows Firewall is the reason behind blocking websites’ ability to load due to security reasons.
Also, disabling it allowed the websites to load and solved the refused connection error.
Follow the steps below to disable your firewall:
- Search for Control Panel in the search bar and then launch the application by clicking on it
- Select the View by as Categories and then click on System Security from the list of categories
- Now click on the Windows Defender Firewall and then on the left panel, click on “Turn Windows Defender Firewall on or off”
- Now check the box next to “Turn off Windows Defender Firewall (not recommended)”
Note: You can choose to turn off Windows Firewall for Private networks as well as Public networks. In this case, turning off Windows Firewall for Private networks should be enough.
Once done, close all applications and then reload the website again. If your Windows Firewall was the reason for the error, then the website will load and the problem is solved.
However, if Windows Firewall is not responsible for this error, then proceed to the next solution.
Solution 4: Change DNS address manually
Changing the DNS address to the public server can solve all your DNS-related problems. You always have the option of changing to the public DNS service.
Follow the instructions below to change your computer’s DNS address.
- Press Windows Logo Key + X and then click on the Settings option
- Now double-click on Network & Internet
- Look for Change adapter options and then double-click on it
- Find your Wi-Fi connection and then right-click on it and select Properties
- In the Properties Window, select the item that says Internet Protocol Version 4 (TCP/IPv4) and then click on Properties
- In the new Properties Window, click on Use the following IP address
- Set the IP address to 168,1.x (you can use any value for x; if you are not sure what to use, then set the x value to 14)
- Now set the Subnet mask to 255.255.0 and set the Default gateway to 192.168.1.1
- Click on the Use the following DNS server addresses and set the Preferred DNS server to 67.222.222 and set the Alternate DNS server to 220.127.116.11
- Finally, click OK, then close all the open applications and restart your computer
Now check to see if the error still occurs. If the above solutions didn’t work for you, then this will surely solve your problem.
Conclusion: “Err_name_not_resolved” Fixed
“Err_name_not_resolved” is a simple but annoying error that doesn’t allow you to connect to the Internet. One can easily fix this error without the trouble of calling for an expert’s advice.
Sometimes, simply clearing the browser’s junk, like its cache and cookies, can solve this error instantly.
However, if the error is due to a deeper cause, then it is always related to the computer’s DNS address.
Renew and flush the DNS on your computer and check to see if the computer’s firewall is blocking the website to load.
If nothing works, then manually change your computer’s DNS address, which will definitely solve the “err_name_not_resolved” error on your device.