Severity scale:  
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Remove Knowwoow.com (Removal Guide) - Free Instructions

removal by Olivia Morelli - - | Type: Adware

Knowwoow.com is the website that appears on the screen out of nowhere and causes more redirects to questionable foreign sites

Knowwoow.com

Knowwoow.com is the pop-up redirect program that tricks people into subscribing to additional content and push notifications coming directly to the desktop and the browser screen. This is the indicator that your machine has the potentially unwanted program installed if redirects appear more than once or twice. The website additionally shows questionable commercial and promotional content, in this case, related to cooking and displays a pop-up message encouraging to press Allow and enable notifications from this site. Unfortunately, there is a need for any interaction, and when you press Block, this reaction is enough to agree to the content Knowwoow.com virus wants to show you. To get rid of this program, you need to find all files and applications installed, including the main PUP. Closing the pop-up or the browser with the website is not enough.

Name Knowwoow.com
Type Adware/ Push notifications virus
Category Potentially unwanted program
Tactics Social engineering technique used to trick people into subscribing to unwanted content
Symptoms Advertisements filling up the screen, pop-ups, banners, and redirects. Significantly diminished time online and the speed of the PC
Distribution Deceptive websites, ads, software bundles
Possible damage Tracks data regarding online browsing preferences. This behavior may lead to privacy issues and identity theft
Detection Get Reimage Reimage Cleaner to block PUPs like Knowwoow.com in the future and avoid cyber infections

Knowwoow.com is the program that affects various operating systems, including MacOS, that people often call immune to cyber threats.[1] Users even complain about suspicious behavior besides the redirects or commercial content, regarding this site.[2] 

However, the main indication that your device is infected with Knowwoow.com adware is unwanted content coming to your screen and keeping from browsing online. The primary purpose of such adware-type infections is to generate revenue for the publisher or sponsor. 

This goal of Knowwoow.com is achieved by:

  • redirecting people from each click on a pop-up;
  • injecting hyperlinks to text on various sites;
  • delivering notifications to the screen.

Knowwoow.com is the PUP developed by people who care about monetizing views on their sites, so the primary social engineering technique is used to trick people all over the world into clicking on the pop-up or push notification and visit the sponsored page.

Unfortunately, Knowwoow.com is not a safe nor useful site, and all the content delivered by this intruder can contain more malicious material and eventually lead to malware infiltration or more significant damage to the machine. However, the most disturbing feature that most of these potentially unwanted applications have is data tracking.

Knowwoow.com virus
Knowwoow.com adware is the cyber threat that focuses on redirecting online traffic to advertising pages and generating views.

Ad-supported programs like Knowwoow.com can access various browsing preferences and collect needed data for malvertising purposes. Tracking methods record online browsing results, most visited sites, commonly searched items and IP addresses, or even location of the affected device.

Then, developers can create more targeted content and deliver deals, coupons, discounts, or different advertisements to make people more eager to purchase or download anything from those pop-ups. Also, general website visits and views are essential for these malicious actors, so remove Knowwoow.com as soon as possible.

The more information gets collected, the more advertisements you get on the screen. Once Knowwoow.com gets on your machine, it affects the speed and performance. Image what happens with the usefulness of your PC when such program runs on the network for a long time.

You need to perform Knowwoow.com removal and clean the system thoroughly as soon as you notice any questionable activity or commercial content, causing redirects. Employ anti-malware tool and scan the machine thoroughly, so all files and programs get detected and deleted.

When you remove, Knowwoow.com remember that the initial application makes various changes and can alter registry keys or add startup files to make sure it is persistent on the device. You should also clean the machine using Reimage Reimage Cleaner to get rid of any virus damage.

Additionally, to the Knowwoow.com termination with automatic tools, you should fix changes that PUP makes without your permission on the browser itself. This particular PUP, in most cases, affects Google Chrome browser, but you should reset all of the browsers by following the guide below.

Make sure to change Notification preferences back to normal and block Knowwoow.com by:

  • Locate to the Menu and choose Advanced settings.
  • Find Privacy and Security section and under that list select Site settings.
  • You should select Notifications and open the list of websites.
  • Locate Knowwoow.com or any other site and make sure that it is in the Block list. You can Remove any site from the list entirely.

Malicious actors spread their products using freeware bundles

While browsing online, paying enough attention to the content you visit is especially crucial because any questionable page can be filled with possibly malicious material, or even initiate automatic downloads of such PUAs and rogue tools. Clicking on pop-up ads or also purchasing anything from promotional advertisements can lead to cyber infections.

Experts[3] note that you can avoid such silent infiltrations and more serious cyber infections if you choose reputable software and update sources and always go for the Advanced or Custom installation options. When you do so, the full list of programs packed together gets opened and you can de-select other applications.

Knowwoow.com PUP needs to be removed during a full system scan

You need to remember that Knowwoow.com virus is associated with other potentially unwanted programs and can install such applications directly to your machine without permission or your knowledge. For that reason, manual virus termination is not recommended.

We always suggest employing professional anti-malware programs and performing an automatic Knowwoow.com removal to get rid of the intruder with all related files and programs. Also, this method helps to clean the system thoroughly from possible virus damage.

Make sure to remove Knowwoow.com from the computer or mobile device completely and check for additional changes that can already be made on the system. Browser reset is recommended because this way you ensure that the PUP is terminated entirely.

You may remove virus damage with a help of Reimage Reimage Cleaner . SpyHunter 5Combo Cleaner and Malwarebytes are recommended to detect potentially unwanted programs and viruses with all their files and registry entries that are related to them.

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What to do if failed?
If you failed to remove virus damage using Reimage Reimage Cleaner, submit a question to our support team and provide as much details as possible.
Reimage Reimage Cleaner has a free limited scanner. Reimage Reimage Cleaner offers more through scan when you purchase its full version. When free scanner detects issues, you can fix them using free manual repairs or you can decide to purchase the full version in order to fix them automatically.
Alternative Software
Different software has a different purpose. If you didn’t succeed in fixing corrupted files with Reimage, try running SpyHunter 5.
Alternative Software
Different software has a different purpose. If you didn’t succeed in fixing corrupted files with Reimage Cleaner, try running Combo Cleaner.

To remove Knowwoow.com, follow these steps:

Erase Knowwoow.com from Windows systems

Knowwoow.com can come with other unwanted programs on the system, so make sure to clean the computer thoroughly

  1. Click Start Control Panel Programs and Features (if you are Windows XP user, click on Add/Remove Programs). Click 'Start -> Control Panel -> Programs and Features' (if you are 'Windows XP' user, click on 'Add/Remove Programs').
  2. If you are Windows 10 / Windows 8 user, then right-click in the lower left corner of the screen. Once Quick Access Menu shows up, select Control Panel and Uninstall a Program. If you are 'Windows 10 / Windows 8' user, then right-click in the lower left corner of the screen. Once 'Quick Access Menu' shows up, select 'Control Panel' and 'Uninstall a Program'.
  3. Uninstall Knowwoow.com and related programs
    Here, look for Knowwoow.com or any other recently installed suspicious programs.
  4. Uninstall them and click OK to save these changes. Right click on each of suspicious entries and select 'Uninstall'

Uninstall Knowwoow.com from Mac OS X system

You should rely on this guide and follow all steps to eliminate Knowwoow.com

  1. If you are using OS X, click Go button at the top left of the screen and select Applications. Cick 'Go' and select 'Applications'
  2. Wait until you see Applications folder and look for Knowwoow.com or any other suspicious programs on it. Now right click on every of such entries and select Move to Trash. Click on every malicious entry and select 'Move to Trash'

Remove Knowwoow.com from Internet Explorer (IE)

  1. Remove dangerous add-ons
    Open Internet Explorer, click on the Gear icon (IE menu) on the top right corner of the browser and choose Manage Add-ons. Click on menu icon and select 'Manage add-ons'
  2. You will see a Manage Add-ons window. Here, look for Knowwoow.com and other suspicious plugins. Disable these entries by clicking Disable: Right click on each of malicious entries and select 'Disable'
  3. Change your homepage if it was altered by virus:
    Click on the gear icon (menu) on the top right corner of the browser and select Internet Options. Stay in General tab.
  4. Here, remove malicious URL and enter preferable domain name. Click Apply to save changes. Delete malicious URL, enter your desired domain name and click 'Apply' to save changes
  5. Reset Internet Explorer
    Click on the gear icon (menu) again and select Internet options. Go to Advanced tab.
  6. Here, select Reset.
  7. When in the new window, check Delete personal settings and select Reset again to complete Knowwoow.com removal. Go to 'Advanced' tab and click on 'Reset' button. Now select 'Delete personal settings' and click on 'Reset' button again

Delete Knowwoow.com from Microsoft Edge

Reset Microsoft Edge settings (Method 1):

  1. Launch Microsoft Edge app and click More (three dots at the top right corner of the screen).
  2. Click Settings to open more options.
  3. Once Settings window shows up, click Choose what to clear button under Clear browsing data option. Go to Settings and select 'Choose what to clear'
  4. Here, select all what you want to remove and click Clear. Select 'Clear' button
  5. Now you should right-click on the Start button (Windows logo). Here, select Task Manager. Open the start menu and select 'Task Manager'
  6. When in Processes tab, search for Microsoft Edge.
  7. Right-click on it and choose Go to details option. If can’t see Go to details option, click More details and repeat previous steps. Right-click 'Microsoft Edge' and select 'Go to details' Select 'More details' if 'Go to details' option fails to show up
  8. When Details tab shows up, find every entry with Microsoft Edge name in it. Right click on each of them and select End Task to end these entries. Find Microsoft Edge entries and select 'End Task'

Resetting Microsoft Edge browser (Method 2):

If Method 1 failed to help you, you need to use an advanced Edge reset method.

  1. Note: you need to backup your data before using this method.
  2. Find this folder on your computer: C:\Users\%username%\AppData\Local\Packages\Microsoft.MicrosoftEdge_8wekyb3d8bbwe.
  3. Select every entry which is saved on it and right click with your mouse. Then Delete option. Go to Microsoft Edge folder on your computer, right-click every entry and click 'Delete'
  4. Click the Start button (Windows logo) and type in window power in Search my stuff line.
  5. Right-click the Windows PowerShell entry and choose Run as administrator. Find Windows PowerShell, right-click it and select 'Run as administrator'
  6. Once Administrator: Windows PowerShell window shows up, paste this command line after PS C:\WINDOWS\system32> and press Enter:
    Get-AppXPackage -AllUsers -Name Microsoft.MicrosoftEdge | Foreach {Add-AppxPackage -DisableDevelopmentMode -Register $($_.InstallLocation)\AppXManifest.xml -Verbose}
    Copy and paste a required command and press 'Enter'

Once these steps are finished, Knowwoow.com should be removed from your Microsoft Edge browser.

Get rid of Knowwoow.com from Mozilla Firefox (FF)

  1. Remove dangerous extensions
    Open Mozilla Firefox, click on the menu icon (top right corner) and select Add-ons Extensions. Click on menu icon and select 'Add-ons'
  2. Here, select Knowwoow.com and other questionable plugins. Click Remove to delete these entries. Select 'Extensions' and look for malicious entries. Click 'Remove' to get rid of each of them
  3. Reset Mozilla Firefox
    Click on the Firefox menu on the top left and click on the question mark. Here, choose Troubleshooting Information. Click on menu icon and then on '?'. Select 'Troubleshooting Information'
  4. Now you will see Reset Firefox to its default state message with Reset Firefox button. Click this button for several times and complete Knowwoow.com removal. Click on 'Reset Firefox' button for a couple of times

Eliminate Knowwoow.com from Google Chrome

Before using Chrome as before, make sure to delete extensions and similar browser content that is associated with Knowwoow.com

  1. Delete malicious plugins
    Open Google Chrome, click on the menu icon (top right corner) and select Tools Extensions. Click on menu icon. Select 'Tools' and 'Extensions'
  2. Here, select Knowwoow.com and other malicious plugins and select trash icon to delete these entries. Look for malicious entries and delete each of them by clicking on the Trash bin icon
  3. Click on menu icon again and choose Settings Manage Search engines under the Search section. When in 'Settings', select 'Manage search engines...'
  4. When in Search Engines..., remove malicious search sites. You should leave only Google or your preferred domain name. Click 'X' to remove malicious URLs
  5. Reset Google Chrome
    Click on menu icon on the top right of your Google Chrome and select Settings.
  6. Scroll down to the end of the page and click on Reset browser settings. When in 'Settings', scroll down to 'Reset browser settings' button and click on it
  7. Click Reset to confirm this action and complete Knowwoow.com removal. Click on 'Reset' button to complete your removal

Erase Knowwoow.com from Safari

  1. Remove dangerous extensions
    Open Safari web browser and click on Safari in menu at the top left of the screen. Once you do this, select Preferences. Click on 'Safari' and select 'Preferences'
  2. Here, select Extensions and look for Knowwoow.com or other suspicious entries. Click on the Uninstall button to get rid each of them. Go to 'Extensions' and uninstall malicious add-ons
  3. Reset Safari
    Open Safari browser and click on Safari in menu section at the top left of the screen. Here, select Reset Safari.... Click on 'Safari' and select 'Reset Safari...'
  4. Now you will see a detailed dialog window filled with reset options. All of those options are usually checked, but you can specify which of them you want to reset. Click the Reset button to complete Knowwoow.com removal process. Select all options and click on 'Reset' button

About the author

Olivia Morelli
Olivia Morelli - Ransomware analyst

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