How to Remove Courselfan.Pro Ads

Can’t Remove Courselfan.Pro ads? This page includes detailed ads by Courselfan.Pro Removal instructions!

If “Ads by Courselfan.Pro” bombard your browser, the news is bad. Your computer is infected with adware. A parasite lurks in the shadows of your OS and bombards you with numerous ads. Brace yourself! This menace knows no boundaries nor limits. It inserts banners on every website you visit, opens pop-ups, plays commercials. And it doesn’t stop here. The adware also turns text into hyperlinks, as well as loads sponsored websites in new tabs. No ad-blocking tool is powerful enough to shield you from its “Powered by Courselfan.Pro” banners, hyperlinks, and notifications. You will notice them even on pages that are advertised as ad-free. Click nothing, of course! You are dealing with adware – a parasite that has no security mechanisms. Its ads often redirect web traffic to corrupted, scam, and infected websites. They arise unwarranted expectations at best. At worst, they lure people into sharing sensitive information, downloading viruses, or subscribing to unneeded and overpriced services. Don’t risk falling into online traps! Remove the parasite as soon as its ads pop up. Find where this menace hides and delete it upon detection!

Remove Courselfan.Pro

How did I get infected with?

Adware lurks behind the Courselfan.Pro ads. This menace hides in the shadows and infects your computer when you least expect it. Don’t, however, imagine cyber-attacks. The adware doesn’t target individual victims. It relies on mass-distribution tricks, such as bundles, fake updates, corrupted links, and pirated software. Don’t fall into its traps! The adware preys on your naivety. Your diligence, on the other hand, prevents its tricks from succeeding. Even a little extra attention goes a long way, so don’t be lazy. Always take the time to do your part! Download software and updates from reputable (preferably official) sources only. And don’t skip installation steps. Forget about the “Next-Next-Finish” installation strategy. When available, use the advanced/custom setup wizard. Deselect the unwanted extras and go through the terms and conditions. Don’t hesitate to abort an installation process if you notice anything suspicious!

Why is this dangerous?

The Courselfan.Pro ads are a plague. They cover every website you visit, pop up out of the blue, pause your videos. They flood your browser daily and ruin your user experience. If you, however, take a close look at them, you’ll realize that they are more than a nuisance. The ads are a warning of a bigger trouble. You are under surveillance! The “Powered by Courselfan.Pro” ads are not random but based on the websites you visit, the links you follow, the videos you watch. That’s how the parasite operates. It studies your browsing habits and uses the collected information to target you. Do you think that ends well? Do you believe that the parasite spies on you for advertising purposes only? Do you feel comfortable knowing that any crook out there can use the adware and its resources to target you? Don’t fool yourself! Not only does the adware threaten to lure you into online traps but it also jeopardizes your privacy. This menace works for shady operators who sell your information on the black market. Don’t risk data leaks! Protect yourself and your privacy. Remove the adware ASAP!

How to Remove Courselfan.Pro virus

The Courselfan.Pro 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 Courselfan.Pro 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 Courselfan.Pro in the computer memory

STEP 2: Locate Courselfan.Pro startup location

STEP 3: Delete Courselfan.Pro traces from Chrome, Firefox and Internet Explorer

STEP 4: Undo the damage done by the virus

STEP 1: Track down Courselfan.Pro 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 Courselfan.Pro 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 Courselfan.Pro 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 Courselfan.Pro traces from Chrome, Firefox and Internet Explorer

  • Open Google Chrome

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

disable Courselfan.Pro 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 Courselfan.Pro 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 Courselfan.Pro from ie

  • Restart Internet Explorer

Step 4: Undo the damage done by Courselfan.Pro

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 Courselfan.Pro, 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 Courselfan.Pro 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 Courselfan.Pro 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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