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Danger level 6
Type: Browser Hijackers
Common infection symptoms:
  • Hijacks homepage
  • Changes default search engine is a search engine you might feel forced to use if it hijacks your browser, but our researchers advise against it. Browser hijackers can be annoying as they are not so easy to get rid of. However, if you give up and start using it to surf the Internet, you might begin receiving irritating advertising content from unknown third parties. Unfortunately, it is possible such ads could be potentially dangerous as well, which is why we do not recommend using If you need any help with its removal, you could follow the instructions you can find at the end of this page. Also, users who read the rest of the article will learn how this threat could be distributed, how it works, and how to ensure it does not come back. Users who need more assistance can leave us messages below the article as well.

The browser hijacker might replace user’s default search provider, homepage, or new tab page with Apparently, it might do so to Google Chrome, Internet Explorer, and Mozilla Firefox users. Our researchers report the application could enter the system after clicking a suspicious pop-up ad or installing an unreliable browser extension, adware, potentially unwanted programs, etc. Usually, users encounter such software while visiting unreliable file-sharing web pages, for example, torrent websites or other sites that distribute pirated programs. Therefore, if you do not want to come across a browser hijacker or any other threat ever again we would recommend staying away from unreliable web pages and suspicious ads. For additional protection, users could install a reliable antimalware tool too. Such an application can warn you about various threats and protect the system from malware. comes from unreliable developers called Polarity Technologies Ltd. Our researchers consider it to be untrustworthy because over the years we have encountered a lot of other browser hijackers released by this company, for example,,,,, and so on. All of them look more or less the same as the main difference is the variety of links provided together with the software’s toolbar or features available below the search box. Moreover, many of the Polarity browser hijackers that we have tested appeared to be using a modified Google or Yahoo search engine to gather the results. T looks like works just the same, which means it does not have a unique search engine. In other words, it is almost the same as browsing with the original or; it is just unlike these legitimate tools, the application in question might inject the results with potentially dangerous advertising content.

Furthermore, the possibility displayed ads could be dangerous comes not only from the fact the tool uses a modified search engine but also from the software’s Privacy Policy (PP) and End User License Agreement (EULA) documents. The PP statements say the application can gather various user data that might be used for helping “advertisers and publishers connect to offer relevant advertising in their apps and websites.” Plus, the browser hijacker’s EULA paper claims the tool is offered as it is and its developers do not take any responsibility for it or any third-party content. Meaning, if the search engine would start showing targeted pop-ups, sponsored links, or other advertisements, the user would be solely responsible for interacting with such content. Keep it in mind; third-party ads could promote adware, other browser hijackers, or even malicious sites.

It seems to us instead of waiting until something goes wrong, it would be smarter to use more reliable software instead. If you think so too, you should remove this threat from your browser. The instructions available below this text will explain how to restore or delete the data that might have modified in order to hijack your browser. Additionally, we would recommend scanning the system with a reliable antimalware tool to ensure the threat gets removed permanently.


Internet Explorer

  1. Tap Win+R.
  2. Type Regedit and click Enter.
  3. Find value name called Start page in the given path: HKCU\Software\Microsoft\Internet Explorer\Main
  4. Right-click Start Page and choose Modify.
  5. Instead of insert a page you prefer, for example,
  6. Click OK.

Mozilla Firefox

  1. Press Win+E.
  2. Look for a file named Prefs.js in the provided path: C:\Users\user\AppData\Roaming\Mozilla\Firefox\Profiles\{Unique Mozilla user ID}
  3. Launch Prefs.js with Notepad.
  4. Replace with a site you like in the following line: user_pref("browser.startup.homepage", "").
  5. Save the changes (Ctrl+S).
  6. Close Prefs.js.

Google Chrome

  1. Press Win+E.
  2. Search for files named Preferences, Secure Preferences, and Web Data in the given path: C:\Users\{username}\AppData\Local\Google\Chrome\User Data\Default
  3. Right-click them separately and select Delete.
  4. Close File Explorer.
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