The cpa-sg.com web site appeared on your PC without any notice? After that, you’re faced with the fact that your web-browser is now rerouted to other annoying pages and filled with a variety of popup ads and banners. The cause of all your problems with your PC system is adware (sometimes called ‘ad-supported’ software) that has been installed on many machines around the world without users permission, so you’re one of many. Most probably, you do not even know how and where this adware has got into your personal computer. In the step-by-step instructions below, we will explain all the general features of adware and its typical behavior on the personal computer, as well as effective methods for manually removing it from your PC system.
Most often, the adware affects the most common browsers such as the Firefox, Google Chrome, IE and Edge. But such the malicious software as well may infect another web-browsers by changing its shortcuts (adding an argument like ‘http://site.address’ into Target field of a browser’s shortcut). So every time you run the internet browser, it will redirect to the annoying cpa-sg.com site. Even if you setup a new homepage, an annoying site will be the first thing you see when you start the Chrome, IE, Firefox and Microsoft Edge.
Technically, the ad supported software is not a virus, but it does bad things, it generates a huge number of ads, hindering or completely blocking the work in the web browser. It may install other unknown and unwanted software without your permission, force you to visit malicious sites. Moreover, a browser hijacker can be additionally installed on to your personal computer with the adware. Once installed, it will modify your start page with an unwanted web-site.
We recommend to delete the adware, which redirects your web browser on the cpa-sg.com annoying web site, as soon as you found this problem, as it can direct you to web-resources which may load other malicious software on your machine.
How does cpa-sg.com advertisements get installed onto machine
The adware usually come bundled with free programs that downloaded from the Net. Which means that you need to be proactive and carefully read the Terms of use and the License agreement properly. For the most part, the ad supported software will be clearly described, so take the time to carefully read all the information about the application that you download off the Internet and want to install on your machine. In the Setup wizard, you should choose the Advanced, Custom or Manual install mode to control what components and additional programs to be installed, otherwise you run the risk of infecting your personal computer with an infection like the adware that generates tons of cpa-sg.com ads.
How to manually remove cpa-sg.com
The following instructions is a step-by-step guide, which will help you manually remove cpa-sg.com pop-ups from the Firefox, Google Chrome, Microsoft Internet Explorer and Microsoft Edge.
- Remove suspicious and unknown software by using Windows Control Panel
- Disinfect the browser’s shortcuts to get rid of cpa-sg.com redirect
- Remove cpa-sg.com from Google Chrome
- Get rid of cpa-sg.com advertisements from FF
- Delete cpa-sg.com ads from Internet Explorer
- Get rid of unwanted Scheduled Tasks
Remove suspicious and unknown software by using Windows Control Panel
We recommend that you start the personal computer cleaning procedure by checking the list of installed programs and delete all unknown or suspicious software. This is a very important step, as mentioned above, very often the malicious applications such as ‘ad-supported’ software and browser hijackers may be bundled with freeware. Remove the unwanted applications may remove the unwanted advertisements or browser redirect to unknown or annoying web sites.
Windows 8, 8.1, 10
, then click Search 
. Type “Control panel”and press Enter.
Windows XP, Vista, 7
Next, press “Uninstall a program” 
It’ll show a list of all software. Scroll through the all list, and remove any suspicious and unknown programs. To quickly find the latest installed applications, we recommend sort programs by date of installation in the Control panel.
Disinfect the browser’s shortcuts to get rid of cpa-sg.com redirect
Now you need to clean up the internet browser shortcuts. Check that the shortcut referring to the right exe-file of the web browser, and not on any unknown file. Right click to a desktop shortcut for your web browser. Choose the “Properties” option.
It will display the Properties window. Select the “Shortcut” tab here, after that, look at the “Target” field. The adware can replace it. If you are seeing something like “…exe http://web.site.address” then you need to remove “http…” and leave only, depending on the internet browser you are using:
- Google Chrome: chrome.exe
- Opera: opera.exe
- Firefox: firefox.exe
- Internet Explorer: iexplore.exe
Look at the example on the screen below.
Once is finished, press the “OK” button to save the changes. Please repeat this step for browser shortcuts that redirects to an unwanted web-pages. When you have completed, go to next step.
Remove cpa-sg.com from Google Chrome
Like other modern web-browsers, the Google Chrome has the ability to reset the settings to their default values and thereby remove the redirect to cpa-sg.com unwanted advertisements that is caused by the ad supported software.
At first, launch the Google Chrome. Next, click the button in the form of three horizontal stripes (
). It will appear the main menu. Click on the option named “Settings”. Another way to open the Google Chrome’s settings – type chrome://settings in the web browser adress bar and press Enter.
The web browser will display the settings screen. Scroll down to the bottom of the page and click on the “Show advanced settings” link. Now scroll down until the “Reset settings” section is visible, as shown below and press the “Reset settings” button.
The Google Chrome will open the confirmation prompt. You need to confirm your action, click the “Reset” button. The program will start the task of cleaning. When it’s finished, the web browser settings including the ‘block pop-ups’ option back to the values that have been when the Chrome was first installed on your personal computer.
Get rid of cpa-sg.com advertisements from FF
First, start the Mozilla Firefox. Next, click the button in the form of three horizontal stripes (). It will show the drop-down menu. Next, click the “Help” button (
).
In the Help menu, click the “Troubleshooting Information”. In the upper-right corner of the “Troubleshooting Information” page, click “Refresh Firefox” button.
Confirm your action, press the “Refresh Firefox”.
Delete cpa-sg.com ads from Internet Explorer
To delete the cpa-sg.com redirect you need to reset the Internet Explorer to the state, which was when the Windows was installed on your personal computer.
First, run the IE, then press ‘gear’ icon 
. It will open the drop-down menu on the right part of the web-browser, then press the “Internet Options” like below.
In the “Internet Options” screen, you need to select the “Advanced” tab and click the “Reset” button. The Internet Explorer will open the “Reset IE settings” prompt as shown on the image below. Next, press the “Delete personal settings” check box to select it. After that, press the “Reset” button.
Once the process is finished, click “Close” button. Close the IE and restart your system for the changes to take effect. This step will help you to restore your browser’s settings to default state and disable ‘ad-supported’ extensions.
Get rid of unwanted Scheduled Tasks
If the annoying cpa-sg.com web site opens automatically on Windows startup or at equal time intervals, then you need to check the Task Scheduler Library and get rid of all the tasks that have been created by malicios program.
Press Windows and R keys on the keyboard simultaneously. This shows a dialog box that titled with Run. In the text field, type “taskschd.msc” (without the quotes) and click OK. Task Scheduler window opens. In the left-hand side, press “Task Scheduler Library”, as shown in the figure below.
Task scheduler
In the middle part you will see a list of installed tasks. Select the first task, its properties will be display just below automatically. Next, click the Actions tab. Pay attention to that it launches on your personal computer. Found something like “explorer.exe http://site.address” or “chrome.exe http://site.address”, then you need remove it. If you are not sure that executes the task, check it through a search engine. If it’s a component of the malicious software, then this task also should be removed.
Having defined the task that you want to remove, then click on it with the right mouse button and select Delete as shown below.
Delete a task
Repeat this step, if you have found a few tasks that have been created by adware. Once is finished, close the Task Scheduler window.
How to get rid of cpa-sg.com with free malware removal application
Manual removal cpa-sg.com advertisements requires some computer skills. Some files and registry entries that created by the ‘ad-supported’ software may be not completely removed. We suggest that use the Malwarebytes Free that are completely clean your machine. Moreover, the free programs will help you to delete malware, web browser hijackers and toolbars that your personal computer may be infected too.
- Please download Malwarebytes to your desktop from the following link.
Malwarebytes Anti-malware
326462 downloads
Author: Malwarebytes
Category: Security tools
Update: April 15, 2020
- At the download page, click the Download button. Your web-browser will open the “Save as” prompt. Please save it onto your desktop.
- When the download process is complete, please close all programs and open windows on your computer. Double-click on the icon that’s named mb3-setup.
- This will open the Setup wizard of Malwarebytes onto your system. Follow the prompts and do not make any changes to default settings.
- Once the Setup wizard has done installing, the malware remover will start and open the main window.
- Further, press the “Scan Now” button to perform a system scan for the ‘ad-supported’ software that redirects your browser to the cpa-sg.com unwanted web site. This procedure can take quite a while, so please be patient.
- Once the scan is complete, it will display a screen which contains a list of malicious applications that has been found.
- When you are ready, click on “Quarantine Selected” button to start cleaning your machine. Once the procedure is done, you may be prompted to restart your computer.
- Close the Anti-Malware and continue with the next step.
Video instruction, which reveals in detail the steps above.
Block cpa-sg.com and other annoying web sites
To increase your security and protect your system against new unwanted ads and malicious pages, you need to use application that blocks access to dangerous ads and web pages. Moreover, the program can block the display of intrusive advertising, which also leads to faster loading of web pages and reduce the consumption of web traffic.
Download AdGuard program by clicking on the following link.
26658 downloads
Version: 6.4
Author: © Adguard
Category: Security tools
Update: November 15, 2018
Once downloading is finished, run the file named adguardInstaller. You will see the “Setup Wizard” screen as shown in the figure below.
Follow the prompts. Once the install is finished, you will see a window as shown in the figure below.
You can press “Skip” to close the installation application and use the default settings, or press “Get Started” button to see an quick tutorial which will assist you get to know AdGuard better.
In most cases, the default settings are enough and you do not need to change anything. Each time, when you run your personal computer, AdGuard will start automatically and block pop-ups, web-sites such as cpa-sg.com, as well as other dangerous or misleading web sites. For an overview of all the features of the program, or to change its settings you can simply double-click on the AdGuard icon, that is located on your Windows desktop.
If the problem with cpa-sg.com advertisements is still remained
If MalwareBytes cannot remove cpa-sg.com ads, then we suggests to use the AdwCleaner. AdwCleaner is a free removal tool for adware, browser hijackers, PUPs, toolbars.
- Download AdwCleaner from the link below.
AdwCleaner download
225300 downloads
Version: 8.4.1
Author: Xplode, MalwareBytes
Category: Security tools
Update: October 5, 2024
- Double click the AdwCleaner icon. Once the utility is started the main screen will appear as shown on the image above.
- Now, click the “Scan” button to begin checking your PC for the adware that generates cpa-sg.com advertisements.
- When it has finished scanning your PC, AdwCleaner will open a scan report. Review the report and then click “Clean” button. It will display a dialog box, press “OK” button.
The following video explains the few simple steps above on how to remove adware with AdwCleaner.
Finish words
After completing the steps outlined above, your machine should be free from malware and ad supported software. The Google Chrome, Mozilla Firefox, Edge and Microsoft Internet Explorer will no longer show cpa-sg.com unwanted pop-up ads or redirect you to unwanted web-sites. Unfortunately, if the steps does not help you, then you have caught a new type of adware, and then the best way – ask for help in our Spyware/Malware removal forum.
