Browser Hijacker

What is is a web browser hijacker that can infiltrate your system together with a potentially unwanted program called 1stBrowser. It belongs to the same company as the unwanted application. The name of this company is SIEN, and you can find a link to its official page on the main site of the hijacker. Its official page states that SIEN develops various products across mobile and desktop platforms. Unfortunately, the method that they use to distribute their products is not completely fair. The hijacker as well as the potentially unwanted browser travel in free software bundles and often get installed without the computer user’s notice. We suggest that you delete without further delay.


How does work?

As it has already been stated, often enters your system together with a potentially unwanted program called 1stBrowser. This application is classified not only as potentially unwanted, but also as ad-supported. Once it gets installed onto your PC and replaces your default web browser, it starts flooding your with commercials. These ads will slow down your Internet browsing speed. It would be best to stay away from them as they may be unreliable. If you do not wish to expose your PC to unnecessary threats, you should stay away from all advertisements until you terminate and 1stBrowser.

The hijacker itself causes various unwanted symptoms as well. Its main symptom is replacing your home page and default search provider with in all of your installed browsers. This webpage contains a search box powered by Ask and a suspicious ad that appears right below it. The advert can change every time you open the site, however, regardless of what it promotes,we suggest that you avoid interacting with it. If you make use of the search box, you will get rerouted to Keep in mind that Ask Search will also provide you with sponsored ads and links. If you want to return to your original search tools, you will have to get rid of

How to remove

You can erase manually or automatically. If you choose to go with the first removal option, you will have to uninstall 1stBrowser from your computer and then eliminate from your browsers. Please note that you may have other unwanted apps in your system. That is why we recommend that you choose automatic removal instead. In order to remove automatically, you need to make use of an anti-malware tool. You can download the utility from our page. It will scan your system, detect, and terminate all potential threats.

Automated Removal Tools

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Step 1. Uninstall and related programs.

Remove from Windows 8

Right-click in the lower left corner of the screen. Once Quick Access Menu shows up, select Control Panel choose Programs and Features and select to Uninstall a software.

Delete from Windows 8

Uninstall from Windows 7

Click Start → Control Panel → Programs and Features → Uninstall a program.

Uninstall from Windows 7

Delete from Windows XP

Click Start → Settings → Control Panel. Locate and click → Add or Remove Programs.

Remove from Windows XP

Remove from Mac OS X

Click Go button at the top left of the screen and select Applications. Select applications folder and look for or any other suspicious software. Now right click on every of such entries and select Move to Trash, then right click the Trash icon and select Empty Trash. removal from MAC OS X

Step 2. Delete from your browsers

Terminate the unwanted extensions from Internet Explorer
  1. Tap the Gear icon and go to Manage Add-ons. IE gear
  2. Pick Toolbars and Extensions and eliminate all suspicious entries (other than Microsoft, Yahoo, Google, Oracle or Adobe) IE toolbars and extensions
  3. Leave the window.
Change Internet Explorer homepage if it was changed by virus:
  1. Tap the gear icon (menu) on the top right corner of your browser and click Internet Options. IE gear
  2. In General Tab remove malicious URL and enter preferable domain name. Press Apply to save changes. IE toolbars and extensions
Reset your browser
  1. Click the Gear icon and move to Internet Options. IE options
  2. Open the Advanced tab and press Reset. IE reset browser
  3. Choose Delete personal settings and pick Reset one more time. IE reset
  4. Tap Close and leave your browser. IE close
  5. If you were unable to reset your browsers, employ a reputable anti-malware and scan your entire computer with it.
Erase from Google Chrome
  1. Access menu (top right corner of the window) and pick Settings. Chrome menu
  2. Choose Extensions. Chrome settings
  3. Eliminate the suspicious extensions from the list by clicking the Trash bin next to them. Chrome extensions remove
  4. If you are unsure which extensions to remove, you can disable them temporarily. Chrome extensions disable
Reset Google Chrome homepage and default search engine if it was hijacker by virus
  1. Press on menu icon and click Settings. Chrome menu
  2. Look for the “Open a specific page” or “Set Pages” under “On start up” option and click on Set pages. Chrome settings
  3. In another window remove malicious search sites and enter the one that you want to use as your homepage. Chrome extensions remove
  4. Under the Search section choose Manage Search engines. When in Search Engines..., remove malicious search websites. You should leave only Google or your preferred search name. Chrome extensions disable Chrome extensions disable
Reset your browser
  1. If the browser still does not work the way you prefer, you can reset its settings.
  2. Open menu and navigate to Settings. Chrome settings more
  3. Press Reset button at the end of the page. Chrome advanced menu
  4. Tap Reset button one more time in the confirmation box. Chrome reset
  5. If you cannot reset the settings, purchase a legitimate anti-malware and scan your PC.
Remove from Mozilla Firefox
  1. In the top right corner of the screen, press menu and choose Add-ons (or tap Ctrl+Shift+A simultaneously). Firefox add ons
  2. Move to Extensions and Add-ons list and uninstall all suspicious and unknown entries. Firefox extensions
Change Mozilla Firefox homepage if it was changed by virus:
  1. Tap on the menu (top right corner), choose Options. Firefox reset confirm
  2. On General tab delete malicious URL and enter preferable website or click Restore to default. Firefox reset confirm
  3. Press OK to save these changes.
Reset your browser
  1. Open the menu and tap Help button. Firefox help
  2. Select Troubleshooting Information. Firefox troubleshooting
  3. Press Refresh Firefox. Firefox reset
  4. In the confirmation box, click Refresh Firefox once more. Firefox reset confirm
  5. If you are unable to reset Mozilla Firefox, scan your entire computer with a trustworthy anti-malware.
Uninstall from Safari (Mac OS X)
  1. Access the menu.
  2. Pick Preferences. Safari menu
  3. Go to the Extensions Tab. Safari extensions
  4. Tap the Uninstall button next to the undesirable and get rid of all the other unknown entries as well. If you are unsure whether the extension is reliable or not, simply uncheck the Enable box in order to disable it temporarily.
  5. Restart Safari.
Reset your browser
  1. Tap the menu icon and choose Reset Safari. Safari reset menu
  2. Pick the options which you want to reset (often all of them are preselected) and press Reset. Safari reset
  3. If you cannot reset the browser, scan your whole PC with an authentic malware removal software.

Site Disclaimer is not sponsored, owned, affiliated, or linked to malware developers or distributors that are referenced in this article. The article does not promote or endorse any type of malware. We aim at providing useful information that will help computer users to detect and eliminate the unwanted malicious programs from their computers. This can be done manually by following the instructions presented in the article or automatically by implementing the suggested anti-malware tools.

The article is only meant to be used for educational purposes. If you follow the instructions given in the article, you agree to be contracted by the disclaimer. We do not guarantee that the artcile will present you with a solution that removes the malign threats completely. Malware changes constantly, which is why, in some cases, it may be difficult to clean the computer fully by using only the manual removal instructions.

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