When you visit a website, the first thing that a browser does is to contact DNS Server (Domain Name Server). The main function of the DNS server is to resolve the domain name from the IP address of the website. When the DNS lookup fails, the browser shows the error “Err Name Not Resolved.” Today we are going to learn how to troubleshoot this issue to gain access to the website.

Error 105 (net::ERR_NAME_NOT_RESOLVED): The server could not be found.


1. Make sure you have clear your Browsers Caches and Cookies from your PC.

2. Remove unnecessary Chrome extensions which might be causing this issue.

3. Proper connection is allowed to Chrome through Windows Firewall.

4. Make sure you have a proper internet connection.


Make sure to  create a restore point  just in case something goes wrong.

Method 1: Clear Internal DNS Cache

1. Open Google Chrome and then go to Incognito Mode by pressing Ctrl+Shift+N.

2. Now type the following in the address bar and hit Enter:

3. Next, click Clear host cache and restart your browser.

Method 2: Flush DNS and Reset TCP/IP

1. Right-click on Windows Button and select “ Command Prompt(Admin) .

2. Now type the following command and press Enter after each one:

ipconfig /release
ipconfig /flushdns
ipconfig /renew

3. Again, open Admin Command Prompt and type the following and hit enter after each one:

4. Reboot to apply changes. Flushing DNS seems to Fix ERR_NAME_NOT_RESOLVED in Chrome

Method 3: Using Google DNS

The point here is, you need to set the DNS to automatically detect IP address or set a custom address given by your ISP. Fix Server DNS address could not be found an error in Google Chrome when neither setting has been set. In this method, you need to set your computer’s DNS address to the Google DNS server. Follow the given steps to do so:

1. Right-click the Network icon available on the right side of your taskbar panel. Now click on the Open Network & Sharing Center option.

2. When the Network and Sharing Center window opens, click on the currently connected network here.

3. When you click on the connected network, the WiFi status window will pop up. Click on the Properties button.

4. When the property window pops up, search for Internet Protocol Version 4 (TCP/IPv4) in the Networking section. Double click on it.

5. Now the new window will show if your DNS is set to automatic or manual input. Here you have to click on the Use the following DNS server addresses option. And fill the given DNS address on the input section:

6. Check the Validate settings upon exit box and click OK.

Now close all windows and launch Chrome to check if you can Fix ERR_NAME_NOT_RESOLVED in Chrome.

Method 4: Run System File Checker (SFC) and Check Disk (CHKDSK)

The sfc /scannow command (System File Checker) scans the integrity of all protected Windows system files. It replaces incorrectly corrupted, changed/modified, or damaged versions with the correct versions if possible.

1. Open Command Prompt with Administrative rights .

2. Now in the cmd window type the following command and hit Enter:

sfc /scannow

3. Wait for the system file checker to finish.

4.Next, run CHKDSK from here  Fix File System Errors with Check Disk Utility(CHKDSK) .

5. Let the above process complete and again reboot your PC to save changes.


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That’s it you have successfully Fix ERR_NAME_NOT_RESOLVED in Chrome but if you still have any queries regarding this post feel free to ask them in comments and please share this post on social media to help your friends solve this issue easily.