How do I get rid of “Ads not by this site”, guide to stop “Ads not by this site” adware

"Ads not by this site" this shows up on every website I go too and it's not normal. Is this a virus? 
 And when I go to Facebook on Google chrome the little lock thing is not green on the address bar. It's yellow: "Ads not by this site" virus?”

“After downloading a game through a link my friend sent to me (maybe that wasn't the wisest of choices), the text "ads not by this site" has appeared on most websites I go on. There is also a space above it, maybe where the ad should go, except there is no ad. It's annoying because it makes random spaces on the page.”

“I ran Malwarebytes and removed a good number of threats, ran CCleaner, and then ran Malwarebytes again with no threats detected. The problem seemed to be fixed after that, but in a while the "ads not by this site" thing came back. Since then I have just been running CCleaner every time that comes up, but it always ends up later coming back.”

Have you seen the complaints from above? Those cases are extracted from victims, from these cases; you can know that "Ads not by this site" is a big threat on your computer.  Please read this post carefully. Meanwhile, you can download the reliable Antivirus program Spyhunter here.

What does it mean when it says "ads not by this site”?

While you see “ads not by this site” on your Facebook, Youtube or other pages and then you can judge that your computer has got a virus. "Ads not by this site” is classified as adware which will show ads on the websites while you are visiting such as eBay, Youtube and Facebook and other sites. This program can be used to promote its own ads or other certain ads. Those ads usually contain a lot of popups links when you click any of them, and then you are brought to “Ads not by this site”. In most case, this virus can be attacked all kind of browsers such as Firefox, Safari or Google Chrome.

I never install "ads not by this site”, why it appear on my computer?

This infection can run into the target system without your attention, it can be caused by browser extension Vid-Saver. In addition, this virus is bundled with other freeware, or the third party programs. If you download any programs, you may infect this virus. And if you are visiting malicious websites, opening spam attachments, click popups, this virus can also sneak into the system.   

What damages of "ads not by this site” may cause to my computer?

First, this adware is a threat to the attacked computer without users’ knowledge.

Second, it will keep the popup windows with annoying ads, surveys, and etc.

Third , it can open a new pop-up window while you tab a search on the IE, or other browsers

Fourth, it will change the settings of the browser and default search engine, and then you cannot use your browser normally.

Fifth, this infection will track your online actions and collect your privacy data without your notification at all.

Sixth, this virus can sneak into the computer by many ways which are activated stealthily by using leak of the fire wall or security protection.

 Guide to remove "ads not by this site” from my computer

Guide one: get rid of "ads not by this site” from your browser

On Internet Explorer

1. Launch Internet Explorer on your computer.

2. Right-click on the blue PC Tools icon under the address bar.

3. Click on the "Settings" option.

4. Check the box next to the "Remove  "ads not by this site”" option and click "OK."

On Firefox

1. Open the Firefox browser on your computer.

2. Click on the "Add-ons" button.

3. Click on the "Extensions" menu.

4. Locate Browser Defender in the list of add-ons, and then click on the "Remove" button. The add-on will be removed immediately, so it will disappear from your list.

Guide Two: uninstall it from the Control Panel.

1. Click Start then choose Control Panel.

2. Choose Add or Remove Programs,

3. Then Find and select "ads not by this site” and click Remove

Guide thee: Remove associated files as follows:




Guide four: The following registry elements have been created and need to remove.



Guide five: Disable proxy

1.  Click on Tools on the menu bar

2.  Select Internet options

3. Go to Connections tab

4.  Select LAN settings at the bottom of the dialog

5.  Under the Proxy server, untick 'use a proxy server for your LAN (These settings will not apply to dial-up or VPN connections).'

6. Click OK

Permanently Remove Ads not by this site With Powerful SpyHunter Anti-Spyware Protection 

1. Download SpyHunter Free Scanner here.


2. Double-click on Setup file to start the installation process.

3. Follow the prompts listed on the screen to finish the installation process.

4. To perform a system scan, please click on the Scan Now button.

5. Remove all the listed malware.

In general, “Ads not by this site” is a very dangerous threat to the attacked computer without users’ knowledge. Once it runs into the target system, it will display annoying ads from this virus. This infection will track your online actions and collect your privacy data without your notification at all. So you need to remove it from your computer quickly. 


Manual steps are difficult for you, you have to master good enough computer skills. we suggest you to download Ads not by this site removal tool to remove it quickly and safely.)

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