Remove YellowMarkApp Adware (Removal Guide)

YellowMarkApp is a piece of adware, or potentially unwanted program (PUP) that acts similarly to a virus. These are not inherently dangerous to your computer but are very annoying and can slow down your computer and make browing the internet a nightmare.

YellowMarkApp will display various types of advertisements, including pop-up advertisements, text ads, banner ads, and different types of coupons and deals. It can display ads inside of all web browsers, but usually targets major browsers like Chrome, Firefox, and Internet Explorer because they have the biggest userbases. Usually the ads associated with this adware will be branded with the words: "Ad by YellowMarkApp", "Ads by YellowMarkApp", "Powered by YellowMarkApp", or "Brought by YellowMarkApp".

The advertisements brought to you by YellowMarkApp are often malicious in nature and can include various types of technical support scams, or fake software updates. Usually you will see pop-ups if you click anywhere on a website. This is easily noticeable on websites such as Wikipedia which don't normally serve any ads whatsoever.

Adware like this can be very difficult to remove because at the time of installation several different files may have been installed. It is also likely that you are infected with more adware than just YellowMarkApp. It is common practice for download providers and free download websites to bundle adware and other junk inside of their download and offer them to you at the time of installation.

Even large companies like Oracle do this when you go to download Java and are presented with an offer screen that asks you if you want to install ASK Toolbar. For this reason it's very important that you pay attention to what you are installation, and normally you should not agree to install "recommended" software that is presented to you during the installation process.

It is also very important to follow safe browsing guidelines when you surf the internet. Do not download anything from random third-party websites, and if you must pay attention to what you agree to install during the installation process. A lot of times adware like the one causing YellowMarkApp will be included in downloads like these and you may agree to install them without even knowing.

How to Remove YellowMarkApp Application

Performing the steps below completely should entirely remove the YellowMarkApp infection from youe PC. Please follow the instructions in the correct order, and consider printing this guide or bookmarking this page (CTRL+D) for future reference.

The YellowMarkApp adware is designed solely to make money by showing you advertisements, hence the name adware (aka advertising-supported software). It generates traffic, collects personal information, and displays advertisements within your web browsers.


Step 1. Uninstall YellowMarkApp from your computer:

Step 2. Uninstall YellowMarkApp from infected web browsers:

Step 3. Automated YellowMarkApp Removal

Step 4. Remove YellowMarkApp - Malwarebytes Anti-malware


Uninstall Applications in Windows 10

  1. Press the Windows key and X at the same time and go to the Control Panel
  2. Click "Uninstall a Program" to open the list of installed programs.
  3. Right-click any malicious or suspicious program in the list and select "Uninstall/Change"

Uninstall Applications in Windows 8

  1. Press the Windows key and X at the same time and go to the Control Panel
  2. Click "Uninstall a Program" to open the list of installed programs.
  3. Select the malicious programs and click the "Uninstall" button.

Uninstall Applications in Windows 7

  1. Open the Windows start menu (Windows key) and go to Control Panel
  2. Navigate to Uninstall a Program
  3. Double click any malicious looking programs to begin uninstall

Uninstall Applications in Windows XP

  1. Press the Windows key and X at the same time and go to the Control Panel
  2. Click "Uninstall a Program" to open the list of installed programs.
  3. Select the malicious programs and click the "Uninstall" button.


Step 2. Remove YellowMarkApp from Your Browsers

Reset Google Chrome

  1. Start Google Chrome
  2. Open the "Menu" (top right corner)
  3. Select "Settings"
  4. Find "Show advanced settings" and click on the link
  5. Scroll down to "Reset browser settings" and click
  6. Click on "Reset" to confirm

For additional information, check out our guide on how to remove adware from Google Chrome.

Reset Internet Explorer

  1. Start Internet Explorer
  2. Click on "Settings" (wrench icon) located on the top right corner
  3. Click on "Internet Options"
  4. Click on tab "Advanced"
  5. Find "Reset" button and click it
  6. Enable the option "Delete personal Settings"
  7. Click on "Reset" button
  8. Restart your browser

For additional information, check out our guide on how to remove adware from Internet Explorer.

Reset Mozilla Firefox

  1. Start Mozilla Firefox
  2. Click on "Menu" button on the top right corner
  3. Select "Help" (question mark button) and then "Troubleshooting information"
  4. Click on "Reset Firefox" and Confirm
  5. Click on "Finish" to restart Firefox

For additional information, check out our guide on how to remove adware from Mozilla Firefox.

Reset Microsoft Edge

  1. Select More (…) on the top right of the browser, and click Settings
  2. Under Open with, select A specific page or pages.
  3. Type in the URL that you want to set your homepage to, or select one of the defaults. Click the + button to save. You may add additional URLs if you want more than one website to open when you launch Microsoft Edge.


Step 3. Automated YellowMarkApp Removal

Using an automated YellowMarkApp removal method can be useful for users who are having difficulties manually removing the threat. Automated methods can also be time saving and you might catch additional threats you did not know your computer was infected with. It's important to compeltely scan your computer for malicious programs on a regular basis.
Download Removal Tool for YellowMarkApp
SpyHunter is designed to scan your computer for malicious threats and remove them for you, including YellowMarkApp and other adware or malware. We recommend this solution if you are having difficulties in removing malware from your computer.

Step 1: Detailed Report of Infected Files

Step 2: Fix Threats

Step 3: Protect Web Browser and DNS Settings

Step 4: Acess Free Support

Step 5: Free Malware Scan


SpyHunter's free scanner is for malware detection. You have the choice of buying SpyHunter for malware removal. If you wish to uninstall SpyHunter, learn how.


Step 4. Remove YellowMarkApp Malwarebytes Anti-malware

Download MalwareBytes Anti-Malware

Malwarebytes Anti-malware is a leading anti-virus and anti-malware tool designed to detect trojans, worms, rootkits, viruses, spyware, adware, and many more malicious computer infections. Malwarebytes offers a free software that you can use to clean your computer. All you have to do is download and launch their free scanner to begin. If you want even better protection, you can upgrade to Malwarebytes Anti-malware Premium, which you grant you access to their real-time protection which will prevent malicious files from infecting your machine in real-time.

Install MalwareBytes Anti-Malware using the installation wizard.

MalwareBytes Anti-Malware doesn't need any special requirements to run on your PC - simply download, install, and begin scanning!

  • Select Scan Now to perform a anti-malware scan.

malwarebytes - scan now

  • Malwarebytes computer will now scan for malicious files. This can take a few minutes, so you can let it finish scanning in the background and continue with your tasks.

malwarebytes - scanning process

  • When the scan is finished, a window will open up with your results. Select all of the threats and select "Removed Selected"

malwarebytes - remove selected

  • All malicious detected threats will be put into quarantine. If Malwarebytes prompts you to restart your computer, do so at this time so that the trhreats may be fully removed.

malwarebytes - finished


If you are still having difficulties, please post a comment below.


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