If your browser taking you to a dubious web site called Look-this.site that you didn’t request or is suddenly full of pop up ads then most probably that you unintentionally installed unwanted software from the adware (also known as ‘ad-supported’ software) group on your system.
What is Adware? Adware can cause many issues like annoying ads and popups on your browser, redirect your searches to advertising web-pages, web browser crashes and slow loading web-sites. Adware often installs on the computer with the free software.
Does adware software steal your personal information? Adware software can analyze the location and which Net web sites you visit, and then present ads to the types of content, goods or services featured there. Adware developers can gather and sell your surfing information and behavior to third parties.
The majority of adware software spreads bundled with freeware or even paid software which Internet users can easily download online. The setup packages of such programs, in many cases, clearly show that they will install optional software. The option is given to users to block the installation of any third-party programs. So, in order to avoid the installation of any adware: read all disclaimers and install screens very carefully, select only Custom or Advanced installation type and reject all bundled applications in which you are unsure.
Threat Summary
| Name | Look-this.site |
| Type | adware software, PUP (potentially unwanted program), pop up virus, popups, popup ads |
| Observed URLs | https://look-this.site/es/ch, https://look-this.site/pt/chn, |
| Symptoms |
|
| Removal | Look-this.site removal guide |
In this blog post we will discuss how can you remove Look-this.site popup ads from the Microsoft Internet Explorer, Firefox, MS Edge and Google Chrome manually or with free adware removal utilities compatible with Microsoft Windows 10 (8, 7 and XP).
How to remove Look-this.site ads from Chrome, Firefox, IE, Edge
In the steps below we will have a look at the adware and how to remove Look-this.site from Firefox, Microsoft Edge, Internet Explorer and Chrome internet browsers for MS Windows OS, natively or by using a few free removal tools. Some of the steps below will require you to close this web-site. So, please read the few simple steps carefully, after that bookmark it or open it on your smartphone for later reference.
To remove Look-this.site, use the steps below:
- How to manually remove Look-this.site
- How to remove Look-this.site pop-up advertisements using free utilities
- Run AdBlocker to stop Look-this.site pop ups and stay safe online
- Finish words
How to manually remove Look-this.site
The most common adware can be uninstalled manually, without the use of antivirus or other removal utilities. The manual steps below will guide you through how to get rid of Look-this.site redirect step by step. Although each of the steps is simple and does not require special knowledge, but you are not sure that you can finish them, then use the free tools, a list of which is given below.
Delete recently added adware
When troubleshooting a PC, one common step is go to Microsoft Windows Control Panel and remove dubious applications. The same approach will be used in the removal of Look-this.site redirect. Please use instructions based on your MS Windows version.
Windows 10, 8.1, 8
Click the MS Windows logo, and then click Search 
. Type ‘Control panel’and press Enter as shown on the screen below.
After the ‘Control Panel’ opens, press the ‘Uninstall a program’ link under Programs category as shown below.
Windows 7, Vista, XP
Open Start menu and choose the ‘Control Panel’ at right as displayed on the image below.
Then go to ‘Add/Remove Programs’ or ‘Uninstall a program’ (Windows 7 or Vista) like the one below.
Carefully browse through the list of installed apps and delete all questionable and unknown software. We suggest to press ‘Installed programs’ and even sorts all installed programs by date. After you have found anything suspicious that may be the adware software related to the Look-this.site popup ads or other potentially unwanted application (PUA), then choose this application and press ‘Uninstall’ in the upper part of the window. If the questionable application blocked from removal, then run Revo Uninstaller Freeware to completely delete it from your PC.
Delete Look-this.site from Mozilla Firefox by resetting web-browser settings
Resetting your Firefox is first troubleshooting step for any issues with your browser program, including the redirect to Look-this.site website. It will keep your personal information such as browsing history, bookmarks, passwords and web form auto-fill data.
Start the Firefox and click the menu button (it looks like three stacked lines) at the top right of the web-browser screen. Next, press the question-mark icon at the bottom of the drop-down menu. It will open the slide-out menu.
Select the “Troubleshooting information”. If you are unable to access the Help menu, then type “about:support” in your address bar and press Enter. It bring up the “Troubleshooting Information” page similar to the one below.
Click the “Refresh Firefox” button at the top right of the Troubleshooting Information page. Select “Refresh Firefox” in the confirmation dialog box. The Mozilla Firefox will start a task to fix your problems that caused by the Look-this.site adware. When, it’s done, click the “Finish” button.
Delete Look-this.site pop-up ads from Microsoft Internet Explorer
The Internet Explorer reset is great if your browser is hijacked or you have unwanted add-ons or toolbars on your web-browser, that installed by an malicious software.
First, launch the Internet Explorer, click 
) button. Next, press “Internet Options” as shown in the figure below.
In the “Internet Options” screen select the Advanced tab. Next, press Reset button. The Internet Explorer will open the Reset Internet Explorer settings prompt. Select the “Delete personal settings” check box and click Reset button.
You will now need to reboot your computer for the changes to take effect. It will delete adware software that causes Look-this.site pop-up advertisements in your web browser, disable malicious and ad-supported web-browser’s extensions and restore the Internet Explorer’s settings like search engine by default, startpage and newtab to default state.
Remove Look-this.site ads from Chrome
Reset Chrome will help you to delete Look-this.site pop-ups from your browser as well as to recover web-browser settings hijacked by adware software. All unwanted, harmful and adware extensions will also be removed from the internet browser. When using the reset feature, your personal information such as passwords, bookmarks, browsing history and web form auto-fill data will be saved.
- First start the Google Chrome and click Menu button (small button in the form of three dots).
- It will open the Chrome main menu. Select More Tools, then click Extensions.
- You’ll see the list of installed plugins. If the list has the extension labeled with “Installed by enterprise policy” or “Installed by your administrator”, then complete the following tutorial: Remove Chrome extensions installed by enterprise policy.
- Now open the Chrome menu once again, press the “Settings” menu.
- You will see the Chrome’s settings page. Scroll down and click “Advanced” link.
- Scroll down again and click the “Reset” button.
- The Google Chrome will open the reset profile settings page as shown on the image above.
- Next click the “Reset” button.
- Once this procedure is done, your internet browser’s newtab, start page and search provider will be restored to their original defaults.
- To learn more, read the post How to reset Chrome settings to default.
How to remove Look-this.site pop-up advertisements using free utilities
Adware and Look-this.site redirect can be removed from the browser and PC by running full system scan with an anti malware tool. For example, you can run a full system scan with Zemana AntiMalware, MalwareBytes and HitmanPro. It’ll allow you remove components of adware from Windows registry and malicious files from harddisks.
How to remove Look-this.site pop-ups with Zemana AntiMalware
Zemana is a free tool that performs a scan of your machine and displays if there are existing adware, browser hijackers, viruses, worms, spyware, trojans and other malware residing on your PC system. If malware is found, Zemana Free can automatically remove it. Zemana Anti Malware (ZAM) doesn’t conflict with other anti-malware and antivirus programs installed on your PC system.
Visit the page linked below to download the latest version of Zemana for MS Windows. Save it on your Desktop.
165033 downloads
Author: Zemana Ltd
Category: Security tools
Update: July 16, 2019
After the downloading process is finished, close all windows on your PC system. Further, launch the setup file called Zemana.AntiMalware.Setup. If the “User Account Control” dialog box pops up as shown on the image below, click the “Yes” button.
It will open the “Setup wizard” which will allow you install Zemana on the system. Follow the prompts and do not make any changes to default settings.
Once setup is finished successfully, Zemana Anti-Malware (ZAM) will automatically start and you can see its main window as displayed in the figure below.
Next, press the “Scan” button to perform a system scan for the adware that causes multiple undesired pop ups. While the Zemana is scanning, you can see number of objects it has identified either as being malicious software.
After Zemana Free has completed scanning, you will be shown the list of all detected items on your machine. In order to remove all threats, simply click “Next” button.
The Zemana AntiMalware will delete adware that causes multiple unwanted popups and move threats to the program’s quarantine. Once the cleaning process is done, you can be prompted to reboot your PC system.
Delete Look-this.site pop-up ads from internet browsers with Hitman Pro
Hitman Pro is a free removal utility that can be downloaded and use to get rid of adware software related to the Look-this.site pop up advertisements, hijacker infections, malicious software, potentially unwanted apps, toolbars and other threats from your PC system. You may use this utility to scan for threats even if you have an antivirus or any other security program.
- Visit the following page to download the latest version of HitmanPro for Windows. Save it on your Microsoft Windows desktop.
- When the downloading process is finished, start the Hitman Pro, double-click the HitmanPro.exe file.
- If the “User Account Control” prompts, press Yes to continue.
- In the HitmanPro window, click the “Next” to perform a system scan with this tool for the adware software that causes multiple unwanted popups. When a malware, adware or potentially unwanted apps are found, the number of the security threats will change accordingly. Wait until the the checking is done.
- Once HitmanPro has finished scanning your system, HitmanPro will open a scan report. Make sure all threats have ‘checkmark’ and click “Next”. Now, click the “Activate free license” button to begin the free 30 days trial to remove all malicious software found.
Remove Look-this.site ads with MalwareBytes
Remove Look-this.site pop-ups manually is difficult and often the adware is not fully removed. Therefore, we advise you to use the MalwareBytes Free that are fully clean your computer. Moreover, this free application will help you to remove malware, PUPs, toolbars and browser hijackers that your personal computer may be infected too.
Installing the MalwareBytes Anti Malware is simple. First you’ll need to download MalwareBytes Anti Malware on your computer from the following link.
327261 downloads
Author: Malwarebytes
Category: Security tools
Update: April 15, 2020
Once downloading is finished, close all apps and windows on your PC system. Open a directory in which you saved it. Double-click on the icon that’s named mb3-setup as shown on the screen below.
When the installation begins, you’ll see the “Setup wizard” that will help you install Malwarebytes on your computer.
Once installation is complete, you will see window as displayed below.
Now click the “Scan Now” button to start scanning your computer for the adware which causes unwanted Look-this.site popup ads. Depending on your personal computer, the scan can take anywhere from a few minutes to close to an hour. When a threat is detected, the number of the security threats will change accordingly. Wait until the the scanning is done.
After MalwareBytes completes the scan, you will be shown the list of all detected items on your machine. Make sure all items have ‘checkmark’ and press “Quarantine Selected” button.
The Malwarebytes will now begin to remove adware software responsible for Look-this.site pop up ads. When finished, you may be prompted to reboot your machine.
The following video explains steps on how to delete hijacker, adware software and other malicious software with MalwareBytes Anti-Malware.
Run AdBlocker to stop Look-this.site pop ups and stay safe online
Run an ad blocker tool like AdGuard will protect you from harmful advertisements and content. Moreover, you can find that the AdGuard have an option to protect your privacy and block phishing and spam websites. Additionally, ad blocker programs will help you to avoid intrusive advertisements and unverified links that also a good way to stay safe online.
AdGuard can be downloaded from the following link. Save it on your Desktop.
26898 downloads
Version: 6.4
Author: © Adguard
Category: Security tools
Update: November 15, 2018
When downloading is finished, launch the downloaded file. You will see the “Setup Wizard” screen like below.
Follow the prompts. After the setup is done, you will see a window as shown on the image below.
You can press “Skip” to close the installation program and use the default settings, or click “Get Started” button to see an quick tutorial that will allow you get to know AdGuard better.
In most cases, the default settings are enough and you don’t need to change anything. Each time, when you run your personal computer, AdGuard will start automatically and stop undesired ads, block Look-this.site, as well as other harmful or misleading web pages. For an overview of all the features of the application, or to change its settings you can simply double-click on the AdGuard icon, which is located on your desktop.
Finish words
Now your computer should be free of the adware which causes intrusive Look-this.site popup advertisements. We suggest that you keep AdGuard (to help you block unwanted pop-up ads and intrusive harmful web-sites) and Zemana Anti Malware (ZAM) (to periodically scan your PC system for new malicious software, hijackers and adware). Make sure that you have all the Critical Updates recommended for Windows OS. Without regular updates you WILL NOT be protected when new hijackers, harmful software and adware are released.
If you are still having problems while trying to delete Look-this.site popup ads from your web-browser, then ask for help here.
