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Remove Not set adware (Removal Guide) - updated Sep 2017

removal by Gabriel E. Hall - - | Type: Adware

Seeing “Ads by Not Set” in the browser warns about intrusive adware infection

Not Set adware

“Ads by Not Set” might appear on Chrome, Mozilla, and other web browsers after infiltration of the adware. The main aim of such programs is to earn money by interrupting people with continuous pop-up ads and fake notifications reporting about missing updates.[1] However, these ads might dangerous,[2] and you should not click them!

Typically, Not Set ads compare prices or inform people about missing updates that can be downloaded right thru the ad. However, they can infect your computer with malware. Also, these ads can redirect you to a malicious site that can be used for swindling personal information or even money.

After looking at these ads closer, it becomes clear that they are extremely catchy. Typically, they provide incredibly great shopping offers, discount codes, price comparisons and similar content. Unfortunately, almost none of Not set ads are real offers because they are based on the information that is collected by cookies[3] traveling together with this adware.

As soon as Not set adware enters the system, it installs cookies that are capable of tracking users' activity on the Internet. Usually, they monitor people's search terms, mostly visited websites and similar information. Although such data is not considered personally identifiable, it might still contain some sensitive details that can help scammers identify you.

To protect yourself, you should stay away from this browser add-on and remove Not Set adware if it has already infiltrated your computer without your approval. Please, do not let this computer parasite trick you! Its ads can hide deceptive hyperlinks[4] that are displayed with the aim to lead users to malicious Internet sites.

If you believe that your computer system is infected with the Not set virus, you can remove it with the help of Reimage Reimage Cleaner Intego. You can recognize this parasite on your computer by paying attention to such ads as the one that is displayed below. If any of these ads have started interrupting you, you should perform a full system scan with security software or follow manual Not set removal guide.

Questions about Not set adware

the example of ads by Not Set
"Ads by Not Set" often provide misleading security alerts and ask to install suspicious software.

The ad-supported program spreads in software packages

“Ads by Not Set” appear right after the related browser add-on is installed on the system. Typically, browser hijackers, adware, dubious plug-ins or add-ons infiltrate computers using bundling method which has been actively used by the developers of such programs. To hide them and increase their distribution rate, distributors bundle them with well-known free applications, such as PDF converters, download managers, video players, games, and similar apps.

We recommend you to be careful when installing any free program because you can never know which software includes optional components. So when you launch the installer of a program, you should:

  • read all details provided in the Terms of Use and End User's License Agreement;
  • pay attention to the installation process by opting for Advanced or Custom installation mode and deselect the components that you do not want to install.

Many computer users in the United States, the Great Britain and other European countries, including Portugal[5] and Spain, has already suffered from Not Set redirect virus. Thus, you have to be careful when installing new programs to avoid possible problems.

Fighting against Not set ads

There are several different techniques that can be applied for Not set removal. You can easily eliminate this adware using a spyware removal tool. It is a great solution for securing your computer from spyware and malware attacks, tool. After you download it, scan your system for threats and parasites. Then remove these parasites with a single click.

However, if you do not want to install such security software, you can try to remove Not set virus on your own. If you have no experience in removing spyware, we suggest you to follow removal guide, which we have just prepared for you. You can find it below the article.


You may remove virus damage with a help of Reimage Reimage Cleaner Intego. 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 Intego, submit a question to our support team and provide as much details as possible.
Reimage Intego has a free limited scanner. Reimage Intego 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 Intego, try running Combo Cleaner.

To remove Not set adware, follow these steps:

Get rid of Not set from Windows systems

  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 Not set and related programs
    Here, look for Not set 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'

Delete Not set from Mac OS X system

  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 Not set 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'

Erase Not set from Google Chrome

Fixing Chrome after infiltration of Not Set adware is not very hard. However, you should manage to find all suspicious components of this PUP. For that, you need to select Settings and go to Extensions directory. Then, make sure you reset your browser.

  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 Not set 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 Not set removal. Click on 'Reset' button to complete your removal

Get rid of Not set from Safari

”Ads by Not Set” can be eliminated by removing suspicious add-ons from Safari. To see them, you need to go to Safari's Preferences.. 

  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 Not set 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 Not set removal process. Select all options and click on 'Reset' button

Eliminate Not set adware 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, Not set should be removed from your Microsoft Edge browser.

Uninstall Not set from Mozilla Firefox (FF)

If Mozilla Firefox is hijacked by Not Set adware, you need to remove related add-ons from this web browser. To see their list, you should go to Add-ons section. 

  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 Not set 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 Not set removal. Click on 'Reset Firefox' button for a couple of times

Remove Not set 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 Not set 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 Not set removal. Go to 'Advanced' tab and click on 'Reset' button. Now select 'Delete personal settings' and click on 'Reset' button again

About the author

Gabriel E. Hall
Gabriel E. Hall - Passionate web researcher

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  1. Getty says:
    March 25th, 2016 at 5:06 pm

    Ads by not set were so aggressive and pushy! I am so glad that I have finally got rid of them! Thank you so much!

  2. Frostfall says:
    March 28th, 2016 at 12:41 pm

    E x t r e m e l y annoying program!!!! Guys, be careful when u install some trashy programs, you can end up with such junk like not set!

  3. Mulberry says:
    March 28th, 2016 at 12:41 pm

    Thanks for recommending SpyHunter – works like a charm 🙂

  4. bpo says:
    March 28th, 2016 at 12:42 pm

    Not set is virus… struggling with its removal right now…

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