Network connection error during activation (Kaspersky)

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A network connection error may occur when activating a Kaspersky application.

Cause

The error may occur if proxy server details are set incorrectly or the activation server is unavailable.

Solution

  1. Try activating the application again after a short while (e.g. in an hour). The activation server may be temporarily unavailable.
  2. Make sure your computer has latest updates installed or install the latest Windows updates using the Windows Update service. For instructions, see the Microsoft support site.
  3. Disable proxy in the Kaspersky application. See the guide below.
  4. Reset Internet Explorer settings. See the guide below.
  5. Configure DNS server. See the guide below.
 

How to disable a proxy server in a Kaspersky application

  1. Click The settings button in the lower-left corner of the application window. in the lower-left corner of the main window.

The main window of a Kaspersky application with the settings button highlighted.

  1. For the guide on opening the application window, see this article.
  1. Go to the Network settings section and click Proxy server settings.

The Settings window of a Kaspersky application with the Network settings section open.

  1. Select Do not use proxy server and click OK.

Proxy server settings window in a Kaspersky application.

  1. Click Save.

Saving the changes in the Network settings

Use of proxy server will be disabled.

If the proxy server settings are not available, install the latest version of your Kaspersky application: Kaspersky Internet Security, Kaspersky Anti-Virus, Kaspersky Total Security, Kaspersky Small Office Security.

 

How to reset Internet Explorer settings

  1. In the Internet Explorer browser window, click The Settings icon in the upper-right corner of the Internet Explorer browser. and select Internet options.

The Internet Explorer browser window with settings drop-down expanded.

  1. Go to the Advanced tab and click Reset.

The Internet Options window with the Advanced tab open.

  1. Click Reset.

Reset Internet Explorer Settings.

  1. Restart your computer.

Internet Explorer will now use the default settings.

 

How to configure the DNS server

  1. Click The Internet access icon in the lower-right corner and select Network & Internet settings.

Network and Internet settings in Windows 10.

  1. Select Network and Sharing Center.

Network and Sharing Center window in Windows 10.

  1. Select the active network connection.

An active connection in the Network and Sharing Center.

  1. Click Properties.

Connection properties in Windows 10.

  1. Select Internet Protocol Version 4 (TCP/IPv4) or IP version 4 (TCP/IPv4) and click Properties.

IPv4 settings in Windows 10

  1. Select the Use the following DNS server addresses checkbox.
  2. Enter the addresses for the Google Public DNS (8.8.8.8 and 8.8.4.4) or other DNS servers you use.
  3. Select the Validate settings upon exit checkbox and click ОK.

Setting Google Public DNS in Windows 10

DNS server settings will be changed.

 

What to do if the solution did not help

If the solution didn’t help, contact Kaspersky technical support by choosing the topic and filling out the form.

Source : Official Kaspersky Brand
Editor by : BEST Antivirus KBS Team

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