What is Uu456.com?

Uu456.com is a search engine that is spread by a browser hijacker, so you might notice that it is set in the place of your homepage and search engine one day. It has been observed that this search engine mainly sets itself as a search engine; however, it is capable of hijacking homepages as well. It does not really matter which parameters it has changed because you still have to get rid of Uu456.com as soon as possible. Unfortunately, Uu456.com will not disappear if you erase it via Control Panel. In fact, it might not even have an uninstall entry there. Do not worry; we will help you to erase this undesirable program fully. As you can see, the manual removal instructions are placed below the article; however, you should read through this article first if you want to find out why it is so important to eliminate it.test

What does Uu456.com do?

Specialists working at anti-spyware-101.com have tested Uu456.com and found that this search engine usually replaces homepages and search engines of those users who live in China or has an IP address specific to this region. Of course, this does not mean that other users cannot encounter it too. In fact, it does not surprise specialists at all that 99, 4% of all the users live in China because Uu456.com is a Chinese product itself. It was not difficult to reveal that because the IP Uu456.com is hosted on ( shows that its origin is Jiangsu – Changzhou, China. Specialists have also found that the domain of Uu456.com itself is registered via GODADDY.COM (domain registrar) and the position of this search engine is 4, 837 according to the Alexa Traffic Rank, which shows that Uu456.com is not a very popular search provider. Even though it is not very prevalent, users still cannot feel safe, especially if they surf the web on a daily basis and do not have any security tool installed on their systems.

Once Uu456.com browser hijackers manages to enter the system, it will not only change homepages and search engines on Internet Explorer, but will also modify the data of the Start Page value (it can be found if you follow this path: HKCU\SOFTWARE\Microsoft\Internet Explorer\Main). In addition, it will create the SearchScopes key (HKCU\SOFTWARE\Microsoft\Internet Explorer\SearchScopes). If users encounter the version of the hijacker which applies changes to Mozilla Firefox and Google Chrome too, they might notice new extensions in the list of extensions as well. They will disappear after a user implements the full Uu456.com deletion.

We will try to explain you briefly why it is so important to get rid of this search engine as soon as possible. According to our specialists, you should do that because this search engine might put your system into danger. This might happen if you use it to find the necessary information on the web because it will provide you with the modified search results which might take you to unreliable web pages. This is definitely not the only reason why it is so important to get rid of Uu456.com. Specialists have also noticed that Uu456.com might record different information about users (e.g. search queries, the domains they visit, the content they access, etc.). It primarily does that in order to provide users with the targeted ads. In the opinion of our specialists, this threat seeks to show such ads in order to lure users into clicking on them.

Where does Uu456.com come from?

Uu456.com does not have an official website and it is not widely promoted; however, it is still rather prevalent these days. This is rather strange, so our specialists have decided to check how this search engine is distributed. The results of the research are not surprising at all. It has been found that Uu456.com is spread in software bundles and might sneak onto the system without your permission. In fact, hundreds of similar threats are distributed in the same way, so you should be very careful in the future.

How to delete Uu456.com?

We are sure that Uu456.com will disappear after you reset your browsers. Even though this search engine mainly appears on Internet Explorer, you will find instructions for Mozilla Firefox and Google Chrome below too because different versions of this threat might act slightly differently. You can also erase this hijacker automatically, i.e. scan your system with an automatic malware remover (e.g. SpyHunter).

Delete Uu456.com

Internet Explorer

  1. Open your browser and tap Alt+T.
  2. Select Internet Options.
  3. Click on the Advanced tab.
  4. Click Reset.
  5. Mark the Delete personal settings box.
  6. Click Reset.

Mozilla Firefox

  1. Open your browser.
  2. Tap Alt+H and click Troubleshooting information.
  3. Click Refresh Firefox.
  4. Click the Refresh Firefox button again.

Google Chrome

  1. Open your browser.
  2. Tap Alt+F and click Settings.
  3. Scroll down and click Show advanced settings.
  4. Click Reset settings.
  5. Click on the Reset button.
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