Search.feedvertizus.com ads: what it is and how to remove it
Search.feedvertizus.com is a website that users might see on Google Chrome, Mozilla Firefox, Safari, Internet Explorer, or another browser after they install a malicious extension Opurie on their device. Once established, the potentially unwanted program alters the settings of all the web browsers and loads background JavaScript processes in order to analyze and intercept the traffic from the users.
Facts checked October 6, 2026. Removal steps tested on Windows 11 (26H2) and checked against Microsoft's and the browser makers' current documentation. Sections marked as our earlier report are the original text: they describe the threat as it was then and have not been reviewed since. The 2026 status, the removal steps and the questions are current.
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Search.feedvertizus.com ads: summary
| Name | Search.feedvertizus.com |
|---|---|
| Type | Browser hijacker, redirect virus |
| Related extension | Opurie, although other potentially unwanted programs or browser extensions might be related to the hijack |
| Infiltration | Users typically install potentially unwanted programs unintentionally – they either get tricked by an attractive ad online or when dealing with software bundle packages downloaded from third-party sites |
| Symptoms | Web browser settings are changed and all searchers are directed to various search engines; search results are filled with sponsored links; browser operates slowly, etc. |
| Potential risks | Money loss, installation of other potentially unwanted programs/malware, |
| Removal | Scan the PC with security software to find and remove the malware and anything installed with it. Fortect scans Windows for malware and repairs the system files and settings it damaged. Remove it nowTo use the full-featured product, you have to purchase a license for Fortect. The scan is free. |
Show 10 more facts
| Termination | To get rid of the redirect virus, users are recommended uninstalling all the PUPs, scanning their machines with security software, and resetting all the installed browsers as per the instructions below |
|---|---|
| Detection names | No Microsoft detection name is known |
| Distribution | Not recorded in the old report |
| Damage | Not recorded in the old report |
| Evidence | 5 write-ups by security sites; details still limited |
| Domains | search.feedvertizus.com |
| Ads shown as | Redirects through ad pages |
| Browsers | Chrome, Edge and Firefox |
| First seen | 2 January 2021 |
| Facts checked | 6 October 2026 |
Is Search.feedvertizus.com ads dangerous?
From our report of Jan 2021 · not reviewed since
Search.feedvertizus.com is a PUP that affects your web browsing activities all the time
Search.feedvertizus.com is a website that users might see on Google Chrome, Mozilla Firefox, Safari, Internet Explorer, or another browser after they install a malicious extension Opurie on their device.
Once established, the potentially unwanted program alters the settings of all the web browsers and loads background JavaScript processes in order to analyze and intercept the traffic from the users. In other words, this redirect virus embeds deep within the browser to monetize ad revenue.
The intruder might use several legitimate search engines for the results to be shown to users, for example, Google.com or Bing.com. However, these results will not be organic but instead will be flooded with sponsored links at the top.
If you noticed the browser hijack, you should immediately take adequate steps to contain the infection to protect your personal safety and computer security from the installation of malware, personal data leak, or other unwanted consequences.
Feedvertizus changes the browser's search provider and built-in to http://www.search.feedvertizus.com/v1/hostedsearch?pid=252428&subid965&keyword={searchTerms}
Potentially unwanted program term defines a vast majority of applications that users did not intend to install but ended doing so anyways. In most cases, deceptive techniques like phishing or intentional hiding of optional components within freeware installers are to blame.
Some PUPs are relatively harmless, but others might load background processes and perform tasks behind users' backs - the operation that closely relates to malware. Unfortunately, Search.feedvertizus.com and all its associated programs belong to the latter category.
Once the unwanted app is installed, the implemented browser modifications can intercept the search queries that are typed into Bing.com or Google.com, and present users with alternative search results based on the typed keywords.
However, this activity is not secure whatsoever, as users might be diverted to dangerous websites, such as phishing, tech support scam, or even malware-laden ones. The virus will also load a large number of ads on all visited websites, and not all of them are safe.
As a result, users might get convinced to spend money on useless programs (such as fake system optimizers like Universal PC Care, Full System Care, Advanced System Repair Pro, etc.), which might also damage their computers instead of fixing them.
Additionally, installing junk on the system will produce more ads on web browsers, disturbing web browsing activities. However, Search.feedvertizus.com is not the only URL that might be related to the hijack - users may also encounter redirects to the following sites:
Another reason to remove the infection from the machine is that two security vendors currently detect the particular Search.feedvertizus.com site itself as malicious. However, to get rid of the hijack, you will have to uninstall Opurie or any other related PUPs.
Additionally, because the unwanted app loads background processes and stores cookies, we highly advise you to reset all the installed browsers. Finally, experts recommend running a scan with to repair the damage done by the virus.
- startupfraction.com;
- go.querymo.com;
- opurie.com.
From our report of Jan 2021 · not reviewed since
Third-party sites often bundle programs into a single package - be cautious when downloading freeware
As previously mentioned, some potentially unwanted programs might be pretty harmless, while others might be extremely intrusive with traffic interception, ad replacement, and other background processes, which might jeopardize the online safety of the end-user.
Regardless of the activities performed on the system, users should avoid PUPs in the first place. However, software bundling allowed unwanted apps like adware and browser hijackers to spread to millions of users' computers without being noticed by them.
Unfortunately, many lack the IT knowledge to understand that their browsers were hijacked and that the traffic is being intercepted, ultimately changing the way users browse and view websites online. Thus, it is important to learn how to stay safe online, and the first step is watching the installation process of third-party programs carefully:
Finally, security experts highly advise users to install security software that is capable of detecting and preventing the installation of most PUPs.
- always opt for Advanced/Custom installation settings instead of Recommended/Quick ones once prompted;
- remove all markings from the pre-ticked boxes, do not miss the fine print, check if ToS/Privacy Policy is available, don't get misled by deceptively placed buttons;
- read the installation instructions carefully (sometimes pressing "Cancel" is what would save you from the installation if junkware).
From our report of Jan 2021 · not reviewed since
More from our earlier report on Search.feedvertizus.com
- Because the PUP creates background processes that load partly obfuscated JavaScript, several system settings or files might result in crashes or system slowdowns post-termination.
Check your browser and PC
- Address:
search.feedvertizus.com
How to remove Search.feedvertizus.com ads
How to stop the Search.feedvertizus.com redirects
Work in this order and test a few links after each step, so you know which one was the cause.
Step 1: Check the browser's extensions
Redirects to
search.feedvertizus.comon sites that normally behave mean something in the browser is sending you there. In Chrome openchrome://extensions, in Edge edge://extensions, in Firefox the menu > Extensions and themes.Remove every extension you do not remember adding, especially new tab, search, coupon, PDF or video downloader add-ons. The extension pages look the same on Windows 11 and Windows 10.
Chrome on Windows 11: More > Extensions > Manage extensions. Full procedure with screenshots: Remove a browser extension
Step 2: Reset the browser if the redirects continue
If
search.feedvertizus.comstill opens after the extensions are gone, put the browser's settings back to their defaults. In Chrome open Settings > Reset settings > Restore settings to their original defaults; in Edge Settings > Reset settings; in Firefox Help > More troubleshooting information > Refresh Firefox.Tip: Bookmarks and saved passwords stay, while site permissions, the start page and the search engine are reset.
Redirects that survive a reset in every browser point to a program installed in Windows 11 or Windows 10, so uninstall anything you do not recognise in Settings > Apps > Installed apps.
Chrome on Windows 11: Settings > Reset settings. Full procedure with screenshots: Reset a browser and fix a hijacked search engine
Step 3: Scan the PC if you downloaded anything from the ads
If you only saw the notifications and clicked nothing, you can stop before this step. If a notification led you to download or run something, delete that file, then scan Windows.
In Windows Security > Virus & threat protection > Scan options, run a Full scan, then choose Microsoft Defender Antivirus (offline scan) and Scan now. The offline scan restarts the PC and takes about 15 minutes on Windows 11 and Windows 10.
Windows 11: Windows Security > Virus & threat protection > Scan options. Full procedure with screenshots: Run a Microsoft Defender Offline scan
Instructions for each browser and system
The detailed steps for every browser and system this guide covers. Open the one you use.
Uninstall from Windows
Uninstall from Windows 10/8:
- Type Control Panel into the Windows search box and open the result.
- Under Programs, select Uninstall a program.
Uninstall from Windows 7/XP:
- Click on Windows Start > Control Panel (Windows XP users should click on Add/Remove Programs).
- In Control Panel, select Programs > Uninstall a program.
Remove the unwanted program:
- In the Programs and Features window, look for any recently installed suspicious entries, select them, and click Uninstall.
- If User Account Control appears, click Yes to confirm, then complete the removal.
Remove from Google Chrome
Delete malicious extensions from Google Chrome:
- Open Google Chrome, click on the Menu (three vertical dots at the top-right corner) and select More tools > Extensions.
- In the newly opened window, you will see all the installed extensions. Uninstall all suspicious extensions related to the unwanted program by clicking Remove.
Clear cache and web data from Chrome:
- Click on Menu and pick Settings.
- Under Privacy and security, select Clear browsing data.
- Select Browsing history, Cookies and other site data, as well as Cached images and files.
- Click Clear data.
Change your homepage:
- Click menu and choose Settings.
- Look for a suspicious site in the On startup section.
- Click on Open a specific or set of pages and click on three dots to find the Remove option.
Reset Google Chrome:
If the previous methods did not help you, reset Google Chrome to eliminate all the unwanted components:
- Click on Menu and select Settings.
- In the Settings, scroll down and click Advanced.
- Scroll down and locate Reset and clean up section.
- Now click Restore settings to their original defaults.
- Confirm with Reset settings.
Remove from Microsoft Edge
Delete unwanted extensions from MS Edge:
- Select Menu (three horizontal dots at the top-right of the browser window) and pick Extensions.
- From the list, pick the extension and click on the Gear icon.
- Click Remove.
Clear cookies and other browser data:
- Click on the Menu (three horizontal dots at the top-right of the browser window) and select Settings > Privacy, search, and services..
- Under Clear browsing data, pick Choose what to clear.
- Select Cookies and other site data and Cached images and files. (apart from passwords, although you might want to include Media licenses as well, if applicable) and click on Clear.
Restore new tab and homepage settings:
- Click the menu icon and choose Settings.
- Then find On startup section.
- Click Remove next to any suspicious startup page.
Reset MS Edge if the above steps did not work:
- Press on Ctrl + Shift + Esc to open Task Manager.
- Click on More details arrow at the bottom of the window.
- Select Details tab.
- Now scroll down and locate every entry with Microsoft Edge name in it. Right-click on each of them and select End Task to stop MS Edge from running.
Delete extensions from MS Edge (Chromium):
- Open Edge and click select Settings > Extensions.
- Delete unwanted extensions by clicking Remove.
Clear cache and site data:
- Click on Menu and go to Settings.
- Select Privacy, search and services.
- Under Clear browsing data, pick Choose what to clear.
- Under Time range, pick All time.
- Select Clear now.
Reset Chromium-based MS Edge:
- Click on Menu and select Settings.
- On the left side, pick Reset settings.
- Select Restore settings to their default values.
- Confirm with Reset.
- This will disable extensions and reset startup pages but will not delete bookmarks, saved passwords, or browsing history.
Remove from Mozilla Firefox (FF)
Remove dangerous extensions:
- Open Mozilla Firefox browser and click on the Menu (three horizontal lines at the top-right of the window).
- Select Add-ons.
- In here, select the unwanted extension and click Remove.
Reset the homepage:
- Click three horizontal lines at the top right corner to open the menu.
- Choose Settings.
- Under Home, set your preferred homepage and new tab settings.
Clear cookies and site data:
- Click Menu and pick Settings.
- Go to Privacy & Security section.
- Scroll down to locate Cookies and Site Data.
- Click on Clear Data...
- Select Cookies and Site Data and Temporary cached files and pages, then click Clear.
Reset Mozilla Firefox
If clearing the browser as explained above did not help, reset Mozilla Firefox:
- Open Mozilla Firefox browser and click the Menu.
- Go to Help and then choose Troubleshooting Information.
- Under Give Firefox a tune up section, click on Refresh Firefox...
- Once the pop-up shows up, confirm the action by pressing on Refresh Firefox.
Delete from Safari
Remove dangerous extensions:
- Open Safari, click Safari in the menu at the top-left of the screen, and select Preferences.
- Go to the Extensions tab, look for any suspicious entries, and click Uninstall to remove them.
Clear history and website data:
- Click Safari in the menu and pick Clear History.
- Set Clear to all history and confirm with Clear History.
Reset Safari:
- Click Safari in the menu and select Preferences > Advanced.
- Enable Show Develop menu in menu bar.
- From the menu bar, click Develop and select Empty Caches.
Delete from macOS
Remove the unwanted application:
- From the menu bar, select Go > Applications.
- In the Applications folder, look for any suspicious entries, then drag them to Trash (or right-click and pick Move to Trash).
Delete leftover files and folders:
- Select Go > Go to Folder.
- Enter /Library/Application Support and remove any suspicious folders related to the unwanted program.
- Repeat the same check in the /Library/LaunchAgents and /Library/LaunchDaemons folders, deleting any suspicious entries.
- Finally, empty the Trash to permanently remove the leftovers.
Access your website securely from any location
When you work on the domain, site, blog, or different project that requires constant management, content creation, or coding, you may need to connect to the server and content management service more often. The best solution for creating a tighter network could be a dedicated/fixed IP address.
If you make your IP address static and set to your device, you can connect to the CMS from any location and do not create any additional issues for the server or network manager that needs to monitor connections and activities. VPN software providers like can help you with such settings and offer the option to control the online reputation and manage projects easily from any part of the world.
Recover files after data-affecting malware attacks
While much of the data can be accidentally deleted due to various reasons, malware is one of the main culprits that can cause loss of pictures, documents, videos, and other important files.
More serious malware infections lead to significant data loss when your documents, system files, and images get encrypted. In particular, ransomware is is a type of malware that focuses on such functions, so your files become useless without an ability to access them.
Even though there is little to no possibility to recover after file-locking threats, some applications have features for data recovery in the system. In some cases, can also help to recover at least some portion of your data after data-locking virus infection or general cyber infection.
From our report of Jan 2021 · not reviewed since
Get rid of Search.feedvertizus.com virus quickly
The proper PUP removal process depends on many factors, including IT knowledge, the installed apps, system configuration, browser settings, and much more.
Nevertheless, if you do not want to touch the installation list, you can always remove Search.feedvertizus.com virus with the help of security software that specializes in PUPs.
Once you get rid of the intruder and all the associated apps, you should also ensure your browser reset. This will guarantee that loaded scripts and cookies are deleted, and your traffic will no longer be intercepted by altered settings.
Questions about Search.feedvertizus.com ads
How do I stop search.feedvertizus.com from opening?
Find and remove whatever opens it. Start with the browser's extensions page and remove anything you do not remember adding. Next, open the notification settings and take away permission from sites you do not recognise.
Then check Settings > Apps > Installed apps for programs added around the day the redirects began, and uninstall those. Restart the browser and test a few links after each step.
If search.feedvertizus.com still appears, reset the browser, which restores the default search engine, start page and permissions without deleting bookmarks or saved passwords. Redirects that survive a reset in every browser point to a program in Windows, and a full scan is the next step.
Is it safe that my browser was redirected to search.feedvertizus.com?
Landing on search.feedvertizus.com does not infect the PC by itself. A browser does not run programs from a page without your action. The danger is in the pages that come next:
- some ask you to allow notifications
- some show fake virus warnings
- some offer downloads
- ask for card details
If you only saw those pages and closed them, nothing more is needed than removing whatever caused the redirect. If you allowed notifications, remove that permission.
If you downloaded a file, delete it unopened, or uninstall it if you ran it. If you typed a password or card number on one of the pages, change the password and call your bank.
Why does Search.feedvertizus.com show me ads?
Because that is its whole purpose. Search.feedvertizus.com is an ad redirect domain, and its operators are paid for every ad it displays and every click it gets. In this case the ads take the form of redirects through ad pages.
They are chosen by ad networks that accept almost any advertiser, which is why so many look like warnings or prizes. The ads are not a sign that your PC is broken or infected with something worse; they are a sign that something on it, or in the browser, has permission to advertise. Removing that permission or program stops them.
Is search.feedvertizus.com safe to visit?
No. The site search.feedvertizus.com exists to push visitors towards ads, and the pages it leads to include fake virus warnings, fake updates, prize scams and notification prompts. Visiting it once does not infect an up-to-date PC, but anything you click or download there is a gamble.
Do not enter personal details, do not allow notifications and do not call phone numbers it shows. If it opens by itself, close the tab and check the browser's extensions and notification permissions. Blocking the single domain helps little, because the operators register new names regularly.
Do I have to clean every browser?
Yes, if you use more than one. We saw Search.feedvertizus.com in Chrome, Edge and Firefox, and each browser keeps its own extensions, notification permissions and settings. Chrome and Edge share the same extension format, so one installer can add the same adware to both, while Firefox has its own add-ons.
Check every browser on the PC, including ones you rarely open. If you sync a browser with an account, clean it while signed in, so that the removal reaches your other computers rather than the adware returning from them.
How do I know the ads come from Search.feedvertizus.com?
Look for redirects to search.feedvertizus.com. That is the trace Search.feedvertizus.com leaves, and it shows up as redirects through ad pages. Ads that appear on every site, including ones that never carried ads before, point to something on your PC or in the browser rather than to the sites themselves.
A quick test is a private window, where extensions are off by default: if the ads disappear there, an extension is responsible. If they appear even with the browser closed, the source is a notification permission or a program in Windows.
An ad showed a phone number and I called it. What now?
The number belongs to scammers, not to Microsoft or an antivirus company. If you only talked, hang up and do not call back. If you let them connect to the PC, disconnect it from the internet, uninstall the remote access program they used, such as AnyDesk, TeamViewer, ScreenConnect or UltraViewer, and run a full and offline scan.
If you paid or gave bank details, call your bank at once on the number printed on your card. Change any passwords you typed while they were connected, and report the call.
Does adware steal passwords?
Ordinary adware is built to show ads, not to steal logins, and most of it never touches saved passwords. The line is blurry, though. Extensions that can read every page could capture what you type, and adware ads sometimes lead to phishing pages that ask for passwords directly.
If you entered credentials on a page reached through an ad, change that password from a clean device and turn on two-step verification. Otherwise, removing ad redirect domain and clearing cookies is usually enough.
Why didn't my antivirus catch Search.feedvertizus.com?
Many security products do not block adware or notification sites by default, because users often agreed to them, even through a misleading prompt. Notification spam installs nothing at all, so there is no file to detect.
In Windows 11 you can make Microsoft Defender block potentially unwanted apps: open Windows Security > App & browser control > Reputation-based protection settings and turn on Potentially unwanted app blocking. If notifications caused the pop-ups, no scanner will report them; the fix is in the browser's site settings.
Will Fortect remove Search.feedvertizus.com?
Fortect scans Windows for malware and unwanted programs and repairs the system files and settings they change, and its free scan shows what it finds on your PC before you decide anything.
For Search.feedvertizus.com, follow the plan above as well: the browser steps take back permissions and settings that no scanner treats as a threat, and uninstalling the program that brought it removes the source.
Run Microsoft Defender's full scan and, if anything was found, its offline scan as a second opinion. If the symptoms are gone after the plan and both scans are clean, there is nothing more to do.
Sources
- Virus Total: search.feedvertizus.com (read October 6, 2026)
- Lesvirus: Lesvirus (read October 6, 2026)
- Google Chrome Help: Use notifications to get alerts (no longer online) (read October 6, 2026)
- FTC: How to recognize, remove and avoid malware (read October 6, 2026)
- Microsoft Learn: Microsoft Defender Offline (read October 6, 2026)