Err Name not resolved error is encountered by users when there is an internet connectivity problem due to wrongly configured network settings, an unresponsive DNS server or a windows firewall preventing access to the internet. A pop up will appear on the screen with the following message, ‘’ ERR_NAME_NOT_RESOLVED error’’ whenever the user tries to reach a particular website.
You can try the following solutions to get rid of the error.
Solution 1: Clean Cookies from Google chrome
One of the reasons why this error arises is because of the cookies that block the internet DNS. You can try clearing cookies from your browser and check whether the connection to the internet is reestablished.
- If you have Google chrome installed on your computer, double click it and put in the following destination in the address bar: chrome://settings/clearBrowserData and proceed forward.
- Tick the option that says cookies and other site and plugin data followed by a click on the clear browsing data option.
This will clear out all cookies from your browser.
Changing address to Google Public DNS
You can try changing the address of your Internet DNS to Google public DNS and see if this resolves the problem.
- Hit Win and R simultaneously. Type ‘Control’’ in the address bar and press enter.
- The control panel will open up. Locate the Network and sharing center option.
- On the left side of the network and sharing center window, you will see a change adapter settings option, click it.
- A list of connections will appear in front you. Right click on the connection that is currently connected to your system.
- In the networking tab, find the Internet Protocol Version 4 (TCP/IPv4) option and then click on properties.
- Choose the ‘’Use Following DNS server address’’ option and type in 8.8.8 for Preferred DNS server and 184.108.40.206 for Alternate DNS server
Press OK and check whether you can browse websites or not.
Solution 3: Making Changes in the DNS(Flushing and Renewing)
This is one of the best ways to get rid of the Err name not resolved error. You can simply flush and renew DNS by following these simple and easy steps.
- Go to the start menu and type ‘cmd’ in the message box and press enter. There will be a command prompt option in the search results. Right click it and then select run as administrator. The Command prompt window will appear on your screen.
- Insert the following lines of code and press enter after entering each line. Be patient and wait for each process to take effect before moving on to the next code.a) ipconfig /flushdns b) ipconfig /renew c)ipconfig /registerdns
After this, restart your computer and retry browsing.
Solution 2: Disable Firewall or unblock Browser from security software
The firewall can also be one of the reasons behind limited or no internet connectivity. You can either disable your firewall or internet security software or go to your firewall settings or security software settings and unblock your browser or network connection.
Solution 3: Reconnect your Router
Sometimes, the router gets malfunctioned and causes the error to arise. It is advisable to power cycle your router in this case.
- Disconnect your router and unplug the power cable. Be patient for a couple of minutes.
- Reconnect your router by plugging the power cable and turn the router on by pressing the power button.
Check to see if the connection to the internet is reestablished.