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Danger level 7
Type: Adware
Common infection symptoms:
  • Annoying Pop-up's
  • Shows commercial adverts
  • Connects to the internet without permission


KeyStream is one more adware program that every security-conscious user should avoid at all times. Keep in mind that in quite a few cases ad-supported programs like the one in question could be advertised in a rather misleading way, to say the least. You might come across various statements claiming that this adware application is an excellent tool that should help you improve your online experience in one way or another. While it might sound tempting to run such an application on your PC, you must know that in reality KeyStream will only do the opposite of what it should. In short, it will ruin your online experience altogether. This is why we strongly advise every single user that has found this invasive ad-supported program active on their PC to remove it. To achieve such task make sure use the removal guide that we provide below to delete KeyStream in the quickest way.

The primary indication that this intrusive adware program is up and fully running on your PC is a web browser filled with an unusual amount of unwanted third-party web content. In most cases such invasive material is presented to you as various annoying banner ads, pop-ups, and invasive coupons, which, it goes without saying, will cause quite a bit of annoyance while you are surfing the web. You must know that at times KeyStream could flood your web browser with the unwanted web content so much that you might be forced to stop whatever you were doing to close down all the ads just to be able to surf the web. It goes without saying that such activity will ruin your online experience, and you will no longer be able to browse the web the way you are used to. If you wish to regain the normal functionality of your web browser, do not hesitate to conduct the complete removal of KeyStream. If you fail to do so, the annoying web content will continue to bother you.

If you wish to have an operating system that is free of any kind of infectious applications, there are a few preventative steps that you should take. Firstly make sure to, to avoid all third-party download websites since they are quite infamous for being the primary source of various bundled installers. Such installers are mostly used to spread suspicious software by malware distributors. In addition to that we also advise every user to pay as much attention as possible to every installation procedure since you might be presented with an opportunity to cancel the installation of a potentially unwanted application. Of course, it should be quite obvious that your best bet to keep your PC safe and secure at all times is by running a professional antimalware tool on your PC at all times. If you do not have one, already make sure to install such a tool right now.

The removal procedure of KeyStream is rather simple since you can delete it via Control Panel. Once you have executed the removal process, we highly advise you to double check your operating system for potential leftovers of this invasive adware. Make sure to analyze your PC carefully to be sure that everything associated with KeyStream has been removed from your PC.

How to remove KeyStream from your computer

Windows Vista and Windows 7

  1. Click Start and slect Control Panel.
  2. Click the Uninstall a program option.
  3. Right-click KeyStream and click Uninstall.

Windows XP

  1. Click Start and go to Control Panel.
  2. Click Add or Remove Programs.
  3. Uninstall the unwanted application.

Windows 8

  1. Move the mouse pointer to the lower-left corner of the screen.
  2. Right-click and then select Control Panel.
  3. Click Uninstall a program.
  4. Select KeyStream and click the Uninstall button.
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