Pua.Couponviewer Adware Removal

Can’t Remove Pua.Couponviewer ads? This page includes detailed ads by Pua.Couponviewer Removal instructions!

Pua.Couponviewer is yet another adware. This parasite slithers into your OS and throws you into a whirlwind of reshuffles. It alters your browser settings and floods you with ads. It injects in-text and banner adverts on every website you visit. You would notice that even web pages that used to be ad-free get heavy on coupons and discounts. Pop-ups appear every time you so much as touch your browser. Notifications flood your screen. You can barely get any work done. The adware always finds a way to interrupt you with advertisements. It even dares pause your online videos for commercial breaks. That’s the nature of the adware. Pua.Couponviewer uses aggressive advertising strategies to turn you into a customer. That’s its sole purpose. This parasite exists to make money for its publishers. Your well-being is not part of the deal. Do not underestimate the situation! The adware is not harmless. It has no filters nor security mechanisms. Its ads arise unwarranted expectations at best. At worst, they redirect traffic to dangerous websites. Do not test your luck! Do what’s best for you and your computer. Find where the adware lurks and delete it upon detection.

Remove Pua.Couponviewer

How did I get infected with?

Pua.Couponviewer does not target individual users. No, this parasite has other plans. It relies on mass distribution strategies to reach a broad spectrum of potential victims. The adware lurks behind torrents, fake updates, bundles, and corrupted links. It hides in the shadows and waits for you to let your guard down. Pua.Couponviewer attacks when you least expect it! Do not make its job easier. This parasite succeeds only when you throw caution to the wind. Your vigilance can prevent it from infecting your computer. Even a little extra attention can spare you an avalanche of problems. So, don’t be lazy. Always take the time to do your due diligence! Don’t visit questionable websites. Download software and updates from reliable sources only. And don’t rush through setup processes. Forget about the “Next-Next-Finish” strategy. More often than not, the programs we download off the Web come bundled with bonus software. If you are not careful, you might install malicious extras. Don’t give into naivety. When available, use the advanced/custom/manual setup option. And don’t skip the terms and conditions. If you cannot spare enough time to read the whole document, scan it with an online EULA analyzer. Opt out of the installation if you notice anything suspicious!

Why is this dangerous?

Pua.Couponviewer is a menace. It corrupts your web browser and throws you into a whirlwind of ads. The parasite displays banners, plays commercials, opens pop-ups. It even loads questionable websites in new tabs. Its countless adverts, of course, burden your browser. The adware makes your poor program prone to freezing and crashes. But don’t focus on this issue. The biggest threat lurks in the shadows. The sneaky Pua.Couponviewer threatens to steal sensitive information and to expose it to criminals. This parasite spies on you from day one. It studies your browsing habits and bases its ads on the collected data. And it doesn’t stop just here. The parasite also sells the information to third parties. Do you think that ends well? The adware turns you into an easy target! Anyone willing to spend some money can use this parasite and its resources. Hundreds of crooks are more than happy to open their wallets. They employ the parasite to spread deceptive content. The crooks show you what you want to see, but when you click, bad things happen. Do not risk ending up in online traps. Your best course of action is the immediate removal of the adware!

How to Remove Pua.Couponviewer virus

The Pua.Couponviewer infection is specifically designed to make money to its creators one way or another. The specialists from various antivirus companies like Bitdefender, Kaspersky, Norton, Avast, ESET, etc. advise that there is no harmless virus.

If you perform exactly the steps below you should be able to remove the Pua.Couponviewer infection. Please, follow the procedures in the exact order. Please, consider to print this guide or have another computer at your disposal. You will NOT need any USB sticks or CDs.

STEP 1: Track down Pua.Couponviewer in the computer memory

STEP 2: Locate Pua.Couponviewer startup location

STEP 3: Delete Pua.Couponviewer traces from Chrome, Firefox and Internet Explorer

STEP 4: Undo the damage done by the virus

STEP 1: Track down Pua.Couponviewer in the computer memory

  • Open your Task Manager by pressing CTRL+SHIFT+ESC keys simultaneously
  • Carefully review all processes and stop the suspicious ones.


  • Write down the file location for later reference.

Step 2: Locate Pua.Couponviewer startup location

Reveal Hidden Files

  • Open any folder
  • Click on “Organize” button
  • Choose “Folder and Search Options”
  • Select the “View” tab
  • Select “Show hidden files and folders” option
  • Uncheck “Hide protected operating system files”
  • Click “Apply” and “OK” button

Clean Pua.Couponviewer virus from the windows registry

  • Once the operating system loads press simultaneously the Windows Logo Button and the R key.


  • A dialog box should open. Type “Regedit”


Depending on your OS (x86 or x64) navigate to:

[HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run] or
[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] or

  • and delete the display Name: [RANDOM]

delete backgroundcontainer

  • Then open your explorer and navigate to: %appdata% folder and delete the malicious executable.

Clean your HOSTS file to avoid unwanted browser redirection

Navigate to %windir%/system32/Drivers/etc/host

If you are hacked, there will be foreign IPs addresses connected to you at the bottom. Take a look below:


STEP 3 : Clean Pua.Couponviewer traces from Chrome, Firefox and Internet Explorer

  • Open Google Chrome

  • In the Main Menu, select Tools then Extensions
  • Remove the Pua.Couponviewer by clicking on the little recycle bin
  • Reset Google Chrome by Deleting the current user to make sure nothing is left behind

disable Pua.Couponviewer from chrome

  • Open Mozilla Firefox

  • Press simultaneously Ctrl+Shift+A
  • Disable the unwanted Extension
  • Go to Help
  • Then Troubleshoot information
  • Click on Reset Firefox

remove Pua.Couponviewer from firefox

  • Open Internet Explorer

  • On the Upper Right Corner Click on the Gear Icon
  • Click on Internet options
  • go to Toolbars and Extensions and disable the unknown extensions
  • Select the Advanced tab and click on Reset

remove Pua.Couponviewer from ie

  • Restart Internet Explorer

Step 4: Undo the damage done by Pua.Couponviewer

This particular Virus may alter your DNS settings.

Attention! this can break your internet connection. Before you change your DNS settings to use Google Public DNS for Pua.Couponviewer, be sure to write down the current server addresses on a piece of paper.

To fix the damage done by the virus you need to do the following.

  • Click the Windows Start button to open the Start Menu, type control panel in the search box and select Control Panel in the results displayed above.
  • go to Network and Internet
  • then Network and Sharing Center
  • then Change Adapter Settings
  • Right-click on your active internet connection and click properties. Under the Networking tab, find Internet Protocol Version 4 (TCP/IPv4). Left click on it and then click on properties. Both options should be automatic! By default it should be set to “Obtain an IP address automatically” and the second one to “Obtain DNS server address automatically!” If they are not just change them, however if you are part of a domain network you should contact your Domain Administrator to set these settings, otherwise the internet connection will break!!!

You must clean all your browser shortcuts as well. To do that you need to

  • Right click on the shortcut of your favorite browser and then select properties.


  • in the target field remove Pua.Couponviewer argument and then apply the changes.
  • Repeat that with the shortcuts of your other browsers.
  • Check your scheduled tasks to make sure the virus will not download itself again.

How to Permanently Remove Pua.Couponviewer Virus (automatic) Removal Guide

Please, have in mind that once you are infected with a single virus, it compromises your system and let all doors wide open for many other infections. To make sure manual removal is successful, we recommend to use a free scanner of any professional antimalware program to identify possible registry leftovers or temporary files.

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