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Danger level 8
Type: Browser Hijackers
Common infection symptoms:
  • Hijacks homepage
  • Changes default search engine


If you have noticed a sudden change of your web browser's default settings and you did not authorize them, it is most likely that a browser hijacker is responsible for all of that. One such program that belongs to this category goes by the name of Search.siviewer.com. If this is the case, do not hesitate and conduct its complete removal as this hijacker will only cause numerous interruptions while you are surfing the web. Such activity should be a reason enough to remove Search.siviewer.com from your operating system. Unfortunately, in some cases, this program could turn out to function in a potentially malicious way as it is capable of exposing your operating system to suspicious third-party web content, which at times could prove to be potentially harmful. Below we provide our further findings in regards to the intrusive functionality of this hijacker along with its detail removal guide that you should use as soon as this unwanted application is found running on your computer.

The first indication that Search.siviewer.com is fully active on your personal computer is a change of your default home page and new tab page. These are the main changes that this hijacker makes. Even though it does not seem like much, you should be aware of numerous negative implications that they will have on your overall online experience. It is important to note that these modifications are made without any warning, which is annoying and frustrating, to put it mildly. It is also imperative to highlight the fact that for as long as this browser hijacker is up and running on your computer, you will be forced to start you ever single web browsing session on a dubious third-party download website, whether you like it or not. The same thing happens with the new tab page. The hijacker is responsible for presenting you with some dubious third-party website instead of a blank page when you decide to open a new tab. It goes without saying that all of this is annoying as your choices while surfing the web are extremely limited due to this intrusive application. It is crucial to execute a complete removal of Search.siviewer.com as soon as it is detected running on your computer as it is the only way that you can restore default settings of your web browser.

Even though such changes made by Search.siviewer.com are mostly annoying and irritating, you should also know that in some cases the devious program could prove to be the main reason other suspicious applications might be able to enter your PC without your knowledge. All of this could happen if you choose to use the search field within the newly appointed home page. As it turns out, this devious search provider could present you modified search results, meaning that they could turn out to be implemented with various redirect links. Thus, by clicking on them, you risk of being redirect to some suspicious sites. At times, you could be taken to sites crafted by malware developers, which consequently could turn out to be running an arbitrary code execution exploit, which means that just entering a website like that could prove to be enough to get your computer infected with some potentially malicious program. If you consider yourself a security conscious user, make sure to execute a complete removal of Search.siviewer.com as there are no good reason to keep it active on your computer; if you fail to do so, your operating system will remain at constant risk.

The removal of Search.siviewer.com consists of several steps. First, you will need to remove this hijacker from your web browser and then you will need to remove its traces from your operating system. It is important to remove everything related to this suspicious program as just a few of its leftover files could be enough for it to be silently restored. In other cases, traces of it could still be enough for it to continue its intrusive functionality. If you find manual removal too complicated, we highly advise you to remove this invasive browser hijacker by using a reliable antimalware tool. This way you will be sure that everything associated Search.siviewer.com has been deleted from your operating system.

How to remove Search.siviewer.com from your web browser

Google Chrome

  1. Start your web browser.
  2. Click the Chrome Menu button and select Settings.
  3. Scroll down and click Show advanced settings.
  4. Scroll down and select Reset settings.
  5. Click the Reset option to confirm your choice.

How to remove leftovers of Search.siviewer.com from

  1. Open your File Explorer.
  2. Go to C:\Users\(your username)\AppData\Local\Google\Chrome\User Data\Default\Extensions.
  3. Select and remove a folder entitled bicnlnhnapgeigochlgehighgkaghbhk.
  4. Go to C:\Users\(your username)\Local Settings\Application Data\Google\Chrome\User Data\Default\Extensions.
  5. Once again locate the folder called bicnlnhnapgeigochlgehighgkaghbhk and delete it.
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