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Danger level 4
Type: is a website that might show fake alerts. For example, it could show a message saying that it is recommendable to “clean up Windows after surfing.” The alert might suggest using a tool called OneSafe PC Cleaner that is described as “the all-in-one Windows utility” to clean up your operating system’s data. However, our researchers say that OneSafe PC Cleaner is a third-party tool, which means it is not a Windows tool. Thus, we recommend against installing it if you do not want questionable third-party tools on your system. You can learn more about the mentioned application as well as the fake alert if you read our full article. At the end of the text we display instructions that show how to eliminate and its notifications step by step. If you have any questions related to the discussed website, we encourage you to leave us a comment at the end of this page.

If you want to avoid websites like that could show you fake alerts, you must know what could cause redirection to such sites. Our researchers say that it could happen while visiting unreliable file-sharing web pages or clicking questionable pop-ups and ads. Therefore, to avoid websites with fake alerts, it is important to stay away from untrustworthy web pages, pop-ups, and ads. Also, redirection to a website showing a fake alert could be initiated by adware applications installed on users’ computers. Consequently, we also advise you to be cautious when you install new tools and perform regular system scans to check if you did not install anything unreliable over time accidentally.

Our researchers say that could show different fake alerts depending, for example, on a user’s location. However, in our case, the website showed a message called “PROTECT YOUR PC!” It displayed a “Please note” that says “lots of junk files build up over time on Windows computers. It is recommended to remove them and free up disk space.” Below this statement the fake alert displayed a solution, which said “Install OneSafe PC Cleaner, the all-in-one Windows utility.” At the bottom of the displayed pop-up there was a “DOWNLOAD NOW” button. After clicking it our specialists were redirected to It is possible that the alert does not redirect to the OneSafe PC Cleaner official website because of some error, which could be fixed later.

In any case, it is not advisable to delete any data associated with Windows as you cannot know how important it might be. If your system would be in need of cleaning it would let you know itself and would offer to get rid of its identified unnecessary files for you. This is why, specialists recommend against cleaning up Windows on your own or with third-party tools. Especially, if the offered tool is classified as a potentially unwanted program like OneSafe PC Cleaner is. Such software might not be considered malicious, but it does not mean that users should trust it blindly. Plus, potentially unwanted programs can have undesirable or annoying functionality.

To conclude, might show a fake alert that could advertise OneSafe PC Cleaner as a Windows utility. As explained earlier, this application is a potentially unwanted program and is not a tool of Windows. Therefore, if you do not like to be deceived, we advise not to interact with the fake alert or download its suggested tool. If you want to leave the discussed website as safely as possible, we advise forcing your browser to close via Task Manager. The process is not as complicated as you might imagine and if you need any help, you can use our removal instructions placed below. They will show you how to use Task Manager to exit your browser and eliminate fake alert. Just make sure that you do not restore the previous session when you open your browser again. Additionally, we recommend scanning your system if you want to be sure that it is clean.


  1. Press Ctrl+Alt+Delete.
  2. Select Task Manager.
  3. Navigate to the Processes tab.
  4. Find your browser’s process and select it.
  5. Then click the End Task button.
  6. Close Task Manager.
  7. Open your browser again without restoring the last session.
  8. Scan your system with a reliable antimalware tool.
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