ERR_NAME_NOT_RESOLVED Fix is usually needed when your browser cannot find the IP address of a website. This error occurs when the domain name cannot be resolved through DNS.
In this guide, you’ll learn simple step-by-step solutions to fix ERR_NAME_NOT_RESOLVED and restore access to websites.
What Is ERR_NAME_NOT_RESOLVED?
ERR_NAME_NOT_RESOLVED occurs when your browser cannot resolve a domain name into an IP address. This means the system cannot locate the website you are trying to access.
This error often appears due to DNS issues, incorrect network settings, or connection problems.
What Causes ERR_NAME_NOT_RESOLVED?
There are several reasons why this error may appear. The most common causes include:
- DNS server issues
- Incorrect DNS configuration
- Network connectivity problems
- Browser cache issues
- Firewall or antivirus blocking connection
- Incorrect website URL (typo in address)
How to Fix ERR_NAME_NOT_RESOLVED
Try the following solutions one by one until the issue is resolved.
Check Internet Connection
A stable internet connection is required for DNS resolution to work properly.
- Try opening another website
- Restart your router
- Check if your internet is working
- Try accessing the website again
Check the Website URL
A small typo in the website address can prevent your browser from finding the correct server.
- Look at the website address carefully
- Check for spelling mistakes
- Make sure the domain is correct (for example .com vs .net)
- Try searching the website on Google
- Click the correct result and try again
Restart Your Router
Restarting your router can refresh network settings and resolve DNS issues.
- Turn off your router
- Wait 30 seconds
- Turn it back on
- Wait for connection to restore
- Try accessing the website again
Clear Browser Cache
Cached data may contain outdated DNS information.
- Open Chrome settings
- Go to Privacy and Security
- Click Clear browsing data
- Select Cached images and files
- Click Clear data
- Restart browser
- Try again
Flush DNS
Flushing DNS clears stored DNS records that may be outdated or incorrect.
- Click the Start menu
- Type cmd
- Right-click Command Prompt
- Click Run as administrator
- Click Yes
- Type
ipconfig /flushdnsand press Enter - Wait for confirmation message
- Restart your browser
- Try accessing the website again
You should see a message confirming that the DNS cache has been cleared successfully.
Change DNS Server
Using a reliable DNS server can resolve domain name issues.
- Open Network settings
- Go to adapter settings
- Select your connection
- Open Properties
- Choose Internet Protocol Version 4 (IPv4)
- Enter DNS:
8.8.8.88.8.4.4
- Save changes
- Restart connection
- Try accessing the website again
Disable Firewall or Antivirus Temporarily
Security software may block DNS requests.
- Open Control Panel
- Go to System and Security
- Click Windows Defender Firewall
- Select Turn Windows Defender Firewall on or off
- Disable it temporarily
- Test connection
- Turn it back on afterward
How to Prevent ERR_NAME_NOT_RESOLVED
Once the issue is fixed, you can take steps to avoid it in the future.
- Use reliable DNS servers
- Maintain stable internet connection
- Keep browser updated
- Avoid incorrect network settings
Frequently Asked Questions
What does ERR_NAME_NOT_RESOLVED mean?
It means your browser cannot find the IP address of the website through DNS.
Can DNS issues cause ERR_NAME_NOT_RESOLVED?
Yes, DNS problems are the most common cause of this error.
Is ERR_NAME_NOT_RESOLVED serious?
No, it is usually a network or DNS issue that can be fixed easily.
You may also want to check our guides on ERR_CONNECTION_REFUSED Fix, ERR_INTERNET_DISCONNECTED Fix, ERR_SSL_PROTOCOL_ERROR Fix, WiFi Connected But No Internet Fix, DNS_PROBE_FINISHED_NO_INTERNET Fix and ERR_CONNECTION_TIMED_OUT Fix for related connection issues.