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CoupExtension adware removal tool

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CoupExtension is the adware currently infecting a lot of PCs in the world. Users who start working through their computers start facing a lot of such annoying advertisements brought by CoupExtension or powered by CoupExtension. These ads appear in various browsers, but most likely this takes places in Google Chrome, Opera, Mozilla Firefox and Internet Explorer.


If you ever see these CoupExtension Ads in your PC, do not click on them, no matter how tricky they are. Such ads are often misleading. Their purpose is to lead you to a lot of unsafe places in the world wide web, through which your computer may become infected with all kinds of other infections.

How does CoupExtension get into my system?

CoupExtension adware is often spread in the world wide web today through integration with many other cost-free programs. So, if you`re a person who spends a lot of time downloading and installing freeware, make sure you always know what exactly you`re going to install into your system in addition to the main software of your choice. Reading the EULAs (End User License Agreements) is a must-do thing for you to avoid all sorts of unwanted junk from becoming the part of your system.

How to remove CoupExtension?

If you detect CoupExtension and don’t wish to keep it on your PC, then you can follow the removal guide given below to remove it. You may choose a manual method to delete this infection, but it should be reminded that, the manual removal is a cumbersome and risky task which must only be attempted by advanced users. If you are a novice user, it is a better option to use an automatic removal tool, for instance Trojan Killer by GridinSoft.

Removal tool for CoupExtension:

Download now

Automatic removal instructions:

  • Scan your system with GridinSoft Trojan Killer and click on “Apply” at the end of scan:
  • Apply actions by Trojan Killer

  • Shut down all your browsers.
  • In Trojan Killer’s window click on “Tools” and select “Reset browser settings“:
  • Tool to reset browser settings with Trojan Killer

  • Specify all your browsers you want to be reset with the help of Trojan Killer, then click on Reset” button again:
  • Options to reset browsers

  • Restart your computer.

Video explaining how to reset your browser using GridinSoft Trojan Killer:

How to prevent your PC from being reinfected with CoupExtension in the future.

GridinSoft Trojan Killer offers excellent solution which may help to prevent your system from being contaminated with malware ahead of time. This feature is referred to as “Real-Time Protection”. By default, it is disabled once you install the software. To enable it, please click on “Protect” button and press “Start” as demonstrated below:

Enabling Real-Time Protection by GridinSoft Trojan Killer

This options helps you to prevent execution of malicious programs and to avoid their installation ahead of time. When certain malware tries to install itself into your system, GridinSoft Trojan Killer and its Real-Time Protection module will terminate this installation attempt ahead of time. You may click on “Confirm” button to continue blocking this malicious program, or to select “Ignore this file” and allow the malicious application to be installed (at your own risk):

Malicious item blocked by Trojan Killer

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