Remove “Windows Product Key Failure” Fake Alerts (Scam)

Can’t Remove Windows Product Key Failure pop-ups?

The “Windows Product Key Failure” pop-ups are a complete and utter annoyance. These security alerts now cover your PC screen on a daily basis, don’t they? Even though they appear to be legitimate, the “Windows Product Key Failure” pop-ups are caused by a virus. That means you have a sneaky adware-type infection currently on your machine. The sooner you locate and remove the virus, the better. Note that adware programs are immensely deceptive. As the infection you’re stuck with can’t harm you directly, it uses lies instead. That is where the “Windows Product Key Failure” pop-ups come in very handy. Keep in mind these alerts aren’t in any way related to Microsoft. In fact, this is a classic attempt for a tech support scam. Unless you pay attention, you might fall right into hackers’ trap and lose money. As soon as the adware gets downloaded, it modifies your default browser settings. It adds a new extension, it may install additional toolbars or make other unauthorized changes. The whole thing happens behind your back. By altering your browser settings, this program causes them to redirect you. As a result, the virus brings along the dreaded “Windows Product Key Failure” pop-ups. Don’t even for a second trust these messages and notifications. The devious pop-ups all get generated by a tricky cyber infection. Their purpose is light years away from taking care of your safety. According to the alerts, you must enter your Windows activation key. The pop-ups even scare you with some “unrecognized and malicious software” you supposedly have on your machine. Of course, this is nothing but a lie. You have an adware program on board, remember? That is what you have to uninstall so forget about the fictional, non-existent viruses crooks frighten you with. The “Windows Product Key Failure” messages provide a phone number that is said to contact you with technicians. In reality, it contacts you directly with the parasite’s developers. Restrain yourself from dialing any number hackers force on you. In order to not get scammed, you have to get rid of the adware. Do not trust its bogus pop-ups.

Remove Windows Product Key Failure

How did I get infected with?

Unfortunately, downloading adware isn’t difficult. These infections usually get added to the unverified program bundles many people install. We recommend that you stay away from illegitimate pages or software in the future. Chances are, those are corrupted. Hackers rely on the fact people tend to rush the installation process. That is how they remain oblivious to the “bonuses” hidden in the bundles. The only way to prevent virus infiltration is by taking your time. Yes, it is up to you whether hackers will successfully infect you. Always opt for the Custom/Advanced option in the Setup Wizard. Skipping installation steps doesn’t give you any information about the actual program you end up downloading. To be in control of the process, check out the Terms and Conditions. Same thing goes for the End User License Agreement (EULA). Be cautious so you don’t have to remove infections afterwards.

Why are these ads dangerous?

Your browsers are no longer reliable. They constantly redirect you, freeze or crash. Your entire computer underperforms due to the parasite’s presence. What’s even more worrisome here is the pile of fake, dangerous security alerts. The “Windows Product Key Failure” pop-ups are solely trying to involve you in a fraud. That gives you a solid reason to avoid these rogue alerts. To put an end to the pop-ups, you have to delete the infection that caused them. As you could imagine, contacting hackers would be a mistake. Crooks want you to dial the number provided so they could sell you some useless anti-malware programs or services. Why become a sponsor of cyber criminals, though? Do not let hackers scam you and ignore their empty promises and fake threats. The rogue “Windows Product Key Failure” pop-ups cause nothing but trouble. Make sure you regain control over your browsers as soon as possible. Bear in mind that such infections may get access to some browsing-related information too. If you’re particularly unlucky, that could result in financial frauds or even identity theft. Please follow our detailed manual removal guide down below.

How Can I Remove Windows Product Key Failure Pop-ups?

If you perform exactly the steps below you should be able to remove the 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: Uninstall suspicious software from your Add\Remove Programs

STEP 2: Delete unknown add-ons from Chrome, Firefox or IE

STEP 3: Permanently Remove Windows Product Key Failure from the windows registry.

STEP 1 : Uninstall unknown programs from Your Computer

Simultaneously press the Windows Logo Button and then “R” to open the Run Command

Type “Appwiz.cpl

Locate the any unknown program and click on uninstall/change. To facilitate the search you can sort the programs by date. review the most recent installed programs first. In general you should remove all unknown programs.

STEP 2 : Remove add-ons and extensions from Chrome, Firefox or IE

Remove from Google Chrome

  • In the Main Menu, select Tools—> Extensions
  • Remove any unknown extension by clicking on the little recycle bin
  • If you are not able to delete the extension then navigate to C:\Users\”computer name“\AppData\Local\Google\Chrome\User Data\Default\Extensions\and review the folders one by one.
  • Reset Google Chrome by Deleting the current user to make sure nothing is left behind

  • If you are using the latest chrome version you need to do the following
  • go to settings – Add person

  • choose a preferred name.


  • then go back and remove person 1
  • Chrome should be malware free now

Remove from Mozilla Firefox

  • Open Firefox
  • Press simultaneously Ctrl+Shift+A
  • Disable and remove any unknown add on
  • Open the Firefox’s Help Menu


  • Then Troubleshoot information
  • Click on Reset Firefox

Remove from Internet Explorer

  • Open IE
  • On the Upper Right Corner Click on the Gear Icon
  • Go to Toolbars and Extensions
  • Disable any suspicious extension.
  • If the disable button is gray, you need to go to your Windows Registry and delete the corresponding CLSID
  • On the Upper Right Corner of Internet Explorer Click on the Gear Icon.
  • Click on Internet options


  • Select the Advanced tab and click on Reset.


  • Check the “Delete Personal Settings Tab” and then Reset


  • Close IE

Permanently Remove Windows Product Key Failure Leftovers

To make sure manual removal is successful, we recommend to use a free scanner of any professional antimalware program to identify any registry leftovers or temporary files.

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