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Understanding and Fixing Google Chrome's ERR_PROXY_CONNECTION_FAILED Errors

Google Chrome is undoubtedly one of the most popular and widely used web browsers today. However, like any software, it is not immune to errors and glitches. One common error that many Chrome users encounter is the ERR_PROXY_CONNECTION_FAILED error. In this article, we will delve into the details of this error, understand its causes, and provide effective solutions to fix it.


Before we dive into the solutions, let's first gain a clear understanding of what the ERR_PROXY_CONNECTION_FAILED error actually means. When you encounter this error, it indicates that Chrome is unable to establish a connection with the proxy server.

This error often occurs when you are using a proxy server to access the internet. The proxy server acts as an intermediary between your device and the websites you visit, enhancing security and performance. However, issues with the proxy server or its configuration can lead to connection failures, resulting in the ERR_PROXY_CONNECTION_FAILED error.

Possible Causes of the ERR_PROXY_CONNECTION_FAILED Error

Now that we know what the error signifies, let's explore some of the potential causes behind its occurrence. Identifying the underlying cause is crucial for implementing the appropriate solution.

1.Proxy Server Configuration:Misconfiguration of the proxy server settings can lead to connection failures. Ensure that the proxy server details are correctly entered in Chrome's settings.

2.Firewall or Antivirus Settings:Sometimes, firewall or antivirus settings may interfere with the connection to the proxy server. Check your security software settings and make necessary adjustments.

3.Proxy Server Unavailability:If the proxy server you are trying to connect to is down or experiencing issues, Chrome will fail to establish a connection, resulting in the error.

Solutions to Fix the ERR_PROXY_CONNECTION_FAILED Error

Now that we have identified potential causes, let's move on to the solutions. These step-by-step instructions will guide you in resolving the ERR_PROXY_CONNECTION_FAILED error effectively.

1. Check Proxy Server Settings:

Start by ensuring that the proxy server settings in Chrome are accurate.

i. Open Chrome and go to the settings menu by clicking on the three vertical dots in the top-right corner.

ii. Scroll down and click on "Settings" to open the settings page.

iii. In the search bar, type "proxy" and click on "Open proxy settings."

iv. In the new window, make sure the correct proxy server details are entered. If not, make the necessary changes and click "OK" to save.

2. Disable Firewall or Antivirus Software:

If you have firewall or antivirus software enabled, it might be blocking the connection to the proxy server. Consider temporarily disabling the software and check if the error persists.

Note:Remember to re-enable the software after troubleshooting.

3. Restart the Proxy Server:

If you are managing your own proxy server, try restarting it to rectify any server-side issues that could be causing the connection failure.

4. Contact the Proxy Server Administrator:

If the proxy server is maintained by a third party, reach out to the administrator to ensure that the server is functioning correctly. They might be able to provide insights and assistance in resolving the error.


The ERR_PROXY_CONNECTION_FAILED error in Google Chrome can be frustrating, but with a clear understanding of its causes and the right troubleshooting steps, it can be resolved effectively. By checking and adjusting proxy server settings, disabling security software if needed, and contacting the proxy server administrator when necessary, you can overcome this error and enjoy a seamless browsing experience. Stay connected and keep exploring the vast realm of the internet!

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