How to Fix ERR_PROXY_CONNECTION_FAILED? Try These Methods

The ERR_PROXY_CONNECTION_FAILED error can appear when you are surfing the Internet with Google Chrome, Mozilla Firefox, Internet Explorer or other browsers. And this error often appears accompanied by an error message – “There is no Internet connection. There is something wrong with the proxy server, or the address is incorrect”.

Then how to fix ERR_PROXY_CONNECTION_FAILED? Here are 4 methods offered for you.

Related post: Fixed: The Proxy Server Is Refusing Connections Error

Way 1: Check Proxy Settings

Step 1: Type control panel in the Search bar and then click the best match one to open it.

Step 2: Set View by: Large icons and then click Internet Options.

Step 3: Go to the Connections tab, and then click LAN settings at the bottom of the window.

Step 4: Check if the box next to Use a proxy server for your LAN (These settings will not apply to dial-up or VPN connections) is checked with a tick. If it is, uncheck the box, and then click OK to save changes.

After these steps, you can visit a webpage to see if the ERR_PROXY_CONNECTION_FAILED error is fixed. If not, try the methods below.

Way 2: Disable Proxy Temporarily

You can also try to disable Proxy temporarily to get rid of the ERR_PROXY_CONNECTION_FAILED error. Here is how to do that:

Step 1: Press the Win + R keys at the same time to open the Run box.

Step 2: Type regedit in the box and then click OK to open Registry Editor.

Step 3: Navigate to this path:

Computer\HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings

Step 4: Right-click the ProxyEnable key in the right panel to choose Delete.

Step 5: Follow the above step to delete ProxyOverride, MigrateProxy, and ProxyServer.

Step 6: Reboot your computer and then visit a webpage to check if the ERR_PROXY_CONNECTION_FAILED error is gone.

Way 3: Reset TCP/IP

Resetting TCP/IP can help you to get rid of the ERR_PROXY_CONNECTION_FAILED error. Here is a quick guide:

Step 1. Press Win + R to open the Run box, type cmd, and press Ctrl + Shift + Enter to open run Command Prompt as an administrator.

Step 2. Type the following commands and hit Enter after each command.

netsh winsock reset
netsh int tcp reset

Step 3: Close Command Prompt and then restart your computer to see if the ERR_PROXY_CONNECTION_FAILED error exits.

Way 4: Renew IP Address

Renewing IP address is the last method you can try to deal with the ERR_PROXY_CONNECTION_FAILED error. Follow the guide below to do that:

Step 1: Open Command Prompt as an administrator.

Step 2: Type the following commands in the Command Prompt window and press Enter after each of them:

ipconfig /release
ipconfig /flushdns
ipconfig /renew

Step 3: Close Command Prompt and restart your PC to see if the error disappears.

Final Words

To sum up, this post has listed four useful methods to get rid of the ERR_PROXY_CONNECTION_FAILED error. Therefore, if you are troubled with the problem, just follow the steps above to fix it.