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Contenko. How to remove? (Uninstall guide)

removal by Lucia Danes - -   Also known as | Type: Browser hijacker

Contenko is a potentially unwanted program, which may initiate various issues for PC users. In most of the cases, they report about unwanted discovery of instead of their homepage and default search engine or commercial pop-up ads that show up every time they start their browsing. While it may seem that your homepage was replaced by a normal search site, we can't guarantee that you will receive trustworthy search results. In most of the cases, this search engine returns altered search results that promote related websites or shows paid ads in the first place. That's why we always recommend relying only on such reputable search engines as Google, Yahoo or Bing. Besides, you should remove Contenko from your machine if you want to stop previously mentioned activities.


You may discover Contenko on your computer after installing freeware or shareware, such as various PDF creators, download managers, video converters and similar software. In order to avoid that, you have to monitor installation process of such programs. If you fail to do that, you may also discover this unfair search engine on your PC one day. Once it enters computer, Contenko occupies all Internet browsers, including Google Chrome, Mozilla Firefox, Internet Explorer and Safari, and starts its annoying routine. Once again, we can't call this program virus because it doesn't harm computers. However, you shouldn't trust this search results because it seeks the only thing – collect sales.


If you noticed redirections to, it means that Contenko is inside your computer. For eliminating this potentially unwanted program from the system, you should follow this guide:

  1. Click Start -> Control Panel -> Programs (or Add/Remove Programs) -> Uninstall a Program.
  2. Here, look for Contenko, Lemur Leap, Outobox, WonderBrowse, Spring Smart, Kozaka and other unknown entries, and select 'Uninstall/Change'.
  3. Click OK to save the changes.
  • Remove Contenko add-on from your browsers (Google Chrome, Mozilla Firefox and Internet Explorer):

Internet Explorer:

  1. Open Internet Explorer, go ‘Tools‘ -> ”Manage Add-ons’ -> ‘Toolbars and Extensions’.
  2. Here, look for Contenko and other unknown extensions, and click 'uninstall'.
  3. After that, change the start page to get rid of

Mozilla Firefox:

  1. Open Mozilla Firefox, go ‘Tools’ -> ‘Add-ons’ -> ‘Extensions’.
  2. Find Contenko and other unknown entries, and click ‘Uninstall’.
  3. Once you do that, don't forget to change the start page.

Google Chrome:

  1. Click the Chrome menu button on the Google Chrome browser, select Tools -> Extensions.
  2. Here, look for Contenko and other unknown entries, and get rid of them by clicking on the Recycle Bin.
  3. After that, change the settings of your start page.
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About the author

Lucia Danes
Lucia Danes - Virus researcher

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