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Eliminating the error «Unable to connect to the proxy server»

“Unable to connect to the proxy server” is the message that many users use in popular web browsers (Chrome, Firefox, Opera, Yandex). Lack of internet access is always frustrating. What was the reason, how to solve the problem on our own? - We will describe it in detail in this article.

"Unable to connect to the proxy server" what happened

For anonymous access to the network or bypassing blocking, many users use a proxy server - a set of operating system settings that allow access to the network through another computer that meets a number of characteristics. Making such changes to the system in most cases gives the desired result, but sometimes it becomes the reason for the complete lack of access to the global network.

There are several reasons why, what should help, on the contrary, aggravates the situation, among which:

  • We often use software that automatically connects to the Internet. Such programs use standard ports, which can cause conflicts between program configurations and proxy settings.
  • Incompatible applications, browser extensions, updates made in automatic mode can easily cause crashes.
  • Running VPN server.
  • Defeat with viruses, the attack of which affects the network settings, changing them.
  • Too active protection of the operating system with firewalls and antivirus software.
  • Low-quality proxy servers. This is especially true of free offers, the work of such addresses is not stable.

Despite the fact that most modern browser developers use a common platform, the error often looks different in each application. Here are some options for how it looks like.

"Unable to connect to the proxy server" - in Chrome


"Unable to connect to the proxy server" - in Opera


"Unable to connect to the proxy server" - in Firefox


Elimination of the error "Unable to connect to the proxy server"

In the overwhelming majority of cases, it is enough to reset the proxy server properties. The procedure is simple, does not take much time, and is available to anyone who has a desire to solve a problem. Of course, if you work in a huge corporate network, where the differentiation by access levels is configured, then the system administrator should be out of harm's way to provide a solution to the issue.

We bring to your attention solutions for different operating systems of the Microsoft Windows family.

Windows 10

The developers of the tenth version of Windows took care of the simplicity of the procedure.

  1. Open the settings of the operating system through the "Start" menu.


  2. In the "Network and Internet" section, look for the "Proxy" subsection, where we deactivate all settings by moving the switch to the inactive position.



  3. Exit the settings and reload the web application to check the results.

Windows 7

In earlier versions of Windows to which the 7 belongs, the procedure is slightly different due to the visual interface of the settings.

  1. Let's use the search bar in which we write the search query for the browser properties. In the results window, launch the application of the same name, which will open the “Internet Options” window.


  2. We have seven tabs available, among which we need to select the "Connection" tab. In the tab window, click on the "LAN settings" button, it is located at the bottom and opens an additional window "Local network settings".



  3. To solve the problem, we need to uncheck all the boxes associated with automatic configuration, as well as include a proxy server. We save the settings with the "Ok" buttons and check the result of the changes made.