CouponUnity is a suspicious browser application that can cause misbehavior to online user’s activities. It was designed to display pop-up advertisements like coupons, deals, online discounts, and savings. To some, this promotion is useful, but from the majority of computer users who are not hooked into this online shopping, they find CouponUnity as useless browser extension. In fact, some computer users who encounter CouponUnity assess it as virus due to pushy advertisements coming out of their browser.
Once CouponUnity enters the computer, it integrates the browser extension to Google Chrome, Mozilla Firefox, or Safari. The unwanted program accomplishes this without seeking approval from computer users. Therefore, CouponUnity clearly possess an invasive behavior just like computer viruses. Technically, it is not considered as virus. Computer security experts classify this type of threat as potentially unwanted program (PUP) or adware.
How does CouponUnity enter the computer?
The ordinary means of penetration include installation of freeware where it is bundled with. Majority of computer users are not aware about this tactic by adware makers. Normally, malicious browser extension, such as CouponUnity is embedded to freeware program and because it comes as software package, the host software and the extra application runs a simultaneous installation. Thereafter, CouponUnity immediately became part of the internet program as browser extension.
Beside freeware bundles, computer user may obtain the CouponUnity adware through malicious advertisements, especially those that are in disguise as a software update. Downloading and installing this kind of executable file may install CouponUnity or any adware of some sort.
What is the effect of CouponUnity on the browser?
As an adware, CouponUnity can cause excessive display of advertisements that can be too annoying. It shows overlaying ads that are distracting to users online browsing activities. Moreover, adware like CouponUnity can collect various data from the browser including favorite websites, visited pages, and search terminologies or keywords.
CouponUnity Removal Procedure
Below is a systematic instruction that is very useful in getting rid of the potentially unwanted program (PUP) from compromised Windows computer. Aside from removing the malicious browser extension, this guide is also helpful in deleting browser hijacker and pop-ups.
In order to totally eliminate the threat, it is vital to follow the process in exact manner.
Step 1 : Delete CouponUnity Browser Extension
Most adware and unwanted programs are using a program called browser extension to be able to take over the settings of internet applications. Therefore, we highly recommend to check and remove the extension that is closely related to CouponUnity.
Remove CouponUnity Extension from Google Chrome
1. Open Google Chrome browser.
2. Type chrome://extensions/ in the address bar and press Enter on keyboard.
3. Find CouponUnity or relevant entry and remove it from Google Chrome browser.
Uninstall CouponUnity Extension from Mozilla Firefox
1. Open Mozilla Firefox browser.
2. Type about:addons in the address bar and press Enter on keyboard.
3. Choose Extensions on sidebar menu.
4. Look for object that is pertaining to CouponUnity and remove it from the browser.
After deleting the malicious browser extension, it is expected that CouponUnity is also gone from the homepage.
Remove CouponUnity Add-ons from Internet Explorer and Edge Browser
1. Open Internet Explorer program.
2. Go to top Menu and click Tools. Then, select Manage Add-ons from the drop-down list.
3. Look for and Remove or Disable entries of CouponUnity from Toolbars and Extension. Additionally, delete unwanted entry from Search Providers section.
4. Close the window and restart Internet Explorer.
If CouponUnity is still present on the IE browser and there are still unwanted homepage and pop-ups, another option is to remove the adware from Windows Control Panel.
5. Press Windows Key + R and then, type appwiz.cpl command.
6. Program and Features window will open. Arrange the list in chronological manner with recently installed applications on top. To do this, click on 'Installed On' column.
7. Select CouponUnity or recently installed unwanted entry. Then, click on Uninstall to remove it from Windows system.
Step 2 : Scan the computer with Sophos Antivirus
To remove CouponUnity automatically, scanning the computer with this powerful anti-virus tool is recommended. This scanner does not just uncover known threats like viruses or malware, it is also effective in discovering browser hijacker like CouponUnity that slows down online browsing activities.
1. Download Sophos Virus Removal Tool from the link below. Save the file on your computer where you can easily access it.
2. Once the download completes, browse the location of the file. Double-click to run the program and begin the install process.
3. On first windows of installation wizard, click Next to continue. Then, it will display the program’s License Agreement. You need to Accept the terms in order to proceed. If Windows prompts for User Account Control, please click Yes to proceed.
4. On succeeding windows, click Next or Continue to carry on with the installation. After completing the installation process, Launch Sophos Virus Removal Tool.
5. Internet connection is required when running this scanner in order to download important updates. Make sure that everything is up-to-date to effectively remove malicious program like CouponUnity.
6. Click the button to carry out the Scan. This will check the system for presence of malicious objects, malware, and viruses. The tool reveals items that were found linked to CouponUnity and other suspicious entities. Be sure to remove all identified threats.
The above procedures should have totally eliminated the CouponUnity browser hijacker. However, if you found that there are still remnants of the threat, please proceed to manual removal of associated objects as outlined below.
Step 3 : Scan and Delete Adware with AdwCleaner
In addition to the procedure, we suggest scanning the computer with AdwCleaner tool. Possibly, there are some traces of CouponUnity on the browser that was not deleted during the preceding steps. This tool will scan the computer and check for presence of malicious applications as well as invalid browser entries that produces hijacking, redirects, and pop-ups.
1. Follow the link below to download the tool called AdwCleaner.
2. When the download has completed, please close all running programs on the computer especially browsers affected by CouponUnity.
3. Browse the location of the downloaded file and double-click on adwcleaner_Ver.exe to start running the tool. Then, click on Scan button.
4. AdwCleaner searches the computer for malicious programs, extensions, plug-ins, adware, and any items that may be associated to CouponUnity. It will also check for suspicious entries on browser settings that is associated with the hijacker.
5. Clean or Remove all suspicious and harmful items identified after the thorough scan.
6. After the cleanup procedure, rebooting the computer is required to finalize the removal of detected threats.
Check if your internet browser application is no longer being bothered by CouponUnity. If the browser hijacker still persists, please continue with the steps below to reset internet programs to default settings.
Optional : Reset Internet Browser Program
Cleaning your internet browser from clutter and unwanted add-on/extension is a must when dealing with CouponUnity. The procedure below discuss on resetting various browsers to its default state.
Restore Google Chrome to Default Settings
Resetting Google Chrome to default settings is helpful in deleting hard-to-remove extension such as from CouponUnity. This method is highly advisable to perform if you have difficulty in removing unwanted extension.
1. Open Google Chrome Internet browser.
2. On the address bar, type chrome://settings/reset and press Enter key.
3. Under Reset and clean up section, choose Restore settings to their original defaults.
4. Click Reset settings button to clear all entries of CouponUnity.
5. Close the existing tab and restart Google Chrome. That should have removed CouponUnity extension and associated objects.
Reset Mozilla Firefox to Default
This section describes how to remove unwanted extension from Firefox that may be related to CouponUnity. This process can fix many browser issues by restoring Firefox to factory settings without affecting your essential information (bookmarks, browsing history, passwords, and Internet cookies) on the browser. If you desire to remove only specific extension, please see manual removal of add-on from Firefox.
1. Input the string about:support on Firefox web address and press Enter on keyboard.
2. You will now see the Troubleshooting Information page of Mozilla Firefox.
3. You will notice a section on upper-right corner of the screen stating Give Firefox a tune up. Click the Refresh Firefox button.
4. If confirmation window appears, click Refresh Firefox to continue.
5. Firefox browser will close and start the resetting process. When done, it will display a list of restored data. CouponUnity should be gone by now. Click Finish to open a fresh version of Firefox.
Restore Internet Explorer to Default Settings
1. Open Internet Explorer and navigate to top menu. Click Tools, and then Internet Options.
2. Select Advanced tab on Internet Options window.
3. On lower part of the window, under Reset Internet Explorer Settings area, click the Reset button. Please see image for reference. Your data like favorites, bookmark, and history will remain in the browser. However, this process may delete add-ons by CouponUnity and other unknown objects. If you prefer to carry out the procedure manually, please add-on removal from Internet Explorer.