Starofferz.com ads: what it is and how to remove it

Starofferz.com is a suspicious website that you might unintentionally enter while browsing the web. You might be redirected to this site by an adware program that may have been installed on your PC silently.

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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A scan of the PC is a quick way to confirm that nothing installed is behind the starofferz.com redirects.

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Screenshot of Starofferz.com: starofferz com
Starofferz.com as our 2017 report showed it.

Starofferz.com ads: summary

DistributionSites that use deceiving methods like software bundling and promotional ads can distribute PUPs without users' knowledge
NameStarofferz.com
TypeAdware, browser-based PUP
IssuesThe program exposes the user to unwanted online material because it causes redirects and the appearance of various pop-ups, banners
Detection namesNo Microsoft detection name is known
DamageNot recorded in the old report
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 7 more facts
SymptomsRedirects to an unknown domain
Evidence3 write-ups by security sites; details still limited
Domainsstarofferz.com
Ads shown asRedirects through ad pages
BrowsersChrome, Edge and Firefox
First seen19 June 2017
Facts checked6 October 2026

Is Starofferz.com ads dangerous?

From our report of Jun 2017 · not reviewed since

Starofferz.com redirect informs about adware residing on your PC

Starofferz.com is a suspicious website that you might unintentionally enter while browsing the web.

You might be redirected to this site by an adware program that may have been installed on your PC silently. Once this adware gets inside your PC, it might alter the browser's settings, start tracking information about users, deliver an excessive amount of online ads, and redirect to various promotional websites.

Usually, users are redirected to Starofferz.com and Dumedia.starofferz.com. However, you might also end up on suspicious gambling, gaming, or even adult-themed websites. It goes without saying that visiting such sites might end up with computer-related or privacy-related problems.

By redirecting users to third-party websites developers of this potentially unwanted application generates revenue. Forcing users to visit particular Internet sites helps webmasters to increase their traffic or boost sales. However, such an aggressive advertising method barely gives good results.

Flooding the browser with pop-ups, banners and other types of online ads is another way to generate income. Intrusive ads usually are aggressive and eye-catchy. They might deliver shopping offers or suggest installing suspicious software.

What is more, some of these ads might also provide fake security warnings. They might falsely report about detected viruses and suggest downloading security tools to fix this problem. Undoubtedly, it may lead to the installation of malware. Thus, it's important to keep away from these pop-ups.

When you notice an increased amount of online ads and start suffering from sudden redirects to suspicious sites, you should run a full system scan with , , or another anti-malware/anti-spyware program. It helps to remove Starofferz.com from the PC.

Screenshot of Starofferz.com: starofferz com
Starofferz.com in our 2017 report.
Starofferz.com: starofferz com virus
Starofferz.com in our 2017 report.

From our report of Jun 2017 · not reviewed since

The adware might be spying on you

Another negative feature of the Starofferz.com virus is related to the user's security.

This potentially unwanted program might be capable of tracking information about you.

Collecting information related to your browsing history and habits, demographics, location, and similar details helps to build a personal profile. It is helpful for delivering personalized ads. These kinds of advertisements are based on your latest search queries and other browsing-related information.

While users find this activity creepy, some businesses still believe that it helps to get user's click and sell the product. However, data tracking only raises numerous questions about user's privacy.

If you do not want to be spied on and want to make sure that aggregated data will not be shared with third parties, affiliates, or advertising networks, you should not delay Starofferz.com's removal.

From our report of Jun 2017 · not reviewed since

Authors of the potentially unwanted program rely on bundling

Adware cannot travel and affect computers alone.

It needs help and assistance. Developers find the bundling strategy to be the perfect fit to spread and get inside the computers.

This technique allows adding PUP as an optional component of the software package. Usually, shareware and freeware are the ones that spread as a bundle. Thus, in order to avoid hijack and other undesired apps, you have to install new programs correctly.

The most important lesson is to choose the correct installation settings. Always opt for Advanced/Custom settings and carefully follow each of the steps. One of the steps may include the checkbox with pre-selected applications.

You might be offered to install various browser extensions, PC optimization software, and other unknown apps. Untick all these entries and continue without worries.

The main reason why you should not rely on Quick/Recommended settings is that they do not openly disclose third-party software. By using this setup, you give indirect permission for all programs included in a software package to enter the system.

From our report of Jun 2017 · not reviewed since

Terminate Starofferz.com adware from the system

Proper virus removal requires locating and deleting adware from the computer.

Thus, you have to check the list of recently installed programs. If you find unknown entries, uninstall them. Once you delete all unknown applications, you should check your web browsers too. Usually, PUPs arrive on the system in the form of browser extensions or add-ons.

Removing suspicious entries from the browsers is not enough. Various tracking cookies may have been installed to your browsers as well.

You can get rid of them by resetting web browsers. Manual removal instructions you can find down below. However, you can speed up this procedure and remove Starofferz.com automatically.

From our report of Jun 2017 · not reviewed since

More from our earlier report on Starofferz.com

  • Proper system cleaning can be achieved with anti-malware tools and recovery of proper browser settings
  • Rely on because some PUPs can damage the machine further than you think and trigger issues with the performance

Check your browser and PC

  • Address: starofferz.com

How to remove Starofferz.com ads

Do the browser steps in every browser and profile on the PC, then check Windows for the program that installed the extension.

  1. Step 1: Remove extensions you did not add

    Starofferz.com often works through an extension, so go through the extension list of each browser:

    • chrome://extensions
    • edge://extensions
    • Extensions and themes in Firefox

    Switch suspicious extensions off one at a time and reload the page where the problem shows, then remove the one that stops it, and any other you did not add.

    Remember the other browsers and profiles on the PC. If Remove is missing or greyed out, a policy forces the extension, which the policy step deals with. Windows 11 and Windows 10 show the same pages.

    Chrome menu with Extensions and Manage extensions highlighted
    Chrome on Windows 11: More > Extensions > Manage extensions.

    Full procedure with screenshots: Remove a browser extension

  2. Step 2: Uninstall programs you did not mean to install

    Open Settings > Apps > Installed apps in Windows 11, or Settings > Apps > Apps & features in Windows 10, and sort the list by install date. Look at what appeared around the day the problem started and uninstall every program you do not recognise or did not choose.

    Free converters, PDF and video tools, "system optimizers" and unknown browsers are the usual carriers of Starofferz.com. If a name is unclear, search for it before you remove it, so you do not uninstall a driver or a Windows component.

    Full procedure with screenshots: Uninstall a program or app in Windows On uGetFix

  3. Step 3: Reset the browser

    Finish the browser part with a reset, which puts the search engine, start page, new tab page and site permissions back to their defaults and switches extensions off. Chrome: Settings > Reset settings > Restore settings to their original defaults.

    Edge: Settings > Reset settings. Firefox: Help > More troubleshooting information > Refresh Firefox, which also removes its extensions. Your bookmarks and saved passwords are kept, and the menus are the same on Windows 11 and Windows 10.

    Chrome Settings page with the Reset settings section open
    Chrome on Windows 11: Settings > Reset settings.

    Full procedure with screenshots: Reset a browser and fix a hijacked search engine

  4. Step 4: Scan the PC, then run the offline scan

    Open Windows Security > Virus & threat protection > Scan options, run a Full scan and remove everything it finds. Then select Microsoft Defender Antivirus (offline scan) and click Scan now: the PC restarts and scans before Windows loads, which finds files that hide while Windows runs.

    Save your work first, because the offline scan takes about 15 minutes. Both scans are built into Windows 11 and Windows 10, and a second scanner from another vendor is a useful extra opinion.

    Windows Security Scan options with Microsoft Defender Antivirus offline scan selected
    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:

  1. Type Control Panel into the Windows search box and open the result.
  2. Under Programs, select Uninstall a program.Uninstall from Windows 10/8

Uninstall from Windows 7/XP:

  1. Click on Windows Start > Control Panel (Windows XP users should click on Add/Remove Programs).
  2. In Control Panel, select Programs > Uninstall a program.Uninstall from Windows 7/XP

Remove the unwanted program:

  1. In the Programs and Features window, look for any recently installed suspicious entries, select them, and click Uninstall.
  2. If User Account Control appears, click Yes to confirm, then complete the removal.Uninstall the unwanted program from Windows
Remove from Google Chrome

Delete malicious extensions from Google Chrome:

  1. Open Google Chrome, click on the Menu (three vertical dots at the top-right corner) and select More tools > Extensions.
  2. In the newly opened window, you will see all the installed extensions. Uninstall all suspicious extensions related to the unwanted program by clicking Remove.Remove extensions from Chrome

Clear cache and web data from Chrome:

  1. Click on Menu and pick Settings.
  2. Under Privacy and security, select Clear browsing data.
  3. Select Browsing history, Cookies and other site data, as well as Cached images and files.
  4. Click Clear data.Clear cache and web data from Chrome

Change your homepage:

  1. Click menu and choose Settings.
  2. Look for a suspicious site in the On startup section.
  3. 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:

  1. Click on Menu and select Settings.
  2. In the Settings, scroll down and click Advanced.
  3. Scroll down and locate Reset and clean up section.
  4. Now click Restore settings to their original defaults.
  5. Confirm with Reset settings.Reset Chrome 2
Remove from Microsoft Edge

Delete unwanted extensions from MS Edge:

  1. Select Menu (three horizontal dots at the top-right of the browser window) and pick Extensions.
  2. From the list, pick the extension and click on the Gear icon.
  3. Click Remove.Remove extensions from Edge

Clear cookies and other browser data:

  1. Click on the Menu (three horizontal dots at the top-right of the browser window) and select Settings > Privacy, search, and services..
  2. Under Clear browsing data, pick Choose what to clear.
  3. 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.Clear Edge browsing data

Restore new tab and homepage settings:

  1. Click the menu icon and choose Settings.
  2. Then find On startup section.
  3. Click Remove next to any suspicious startup page.

Reset MS Edge if the above steps did not work:

  1. Press on Ctrl + Shift + Esc to open Task Manager.
  2. Click on More details arrow at the bottom of the window.
  3. Select Details tab.
  4. 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.Reset MS Edge
Instructions for Chromium-based Edge

Delete extensions from MS Edge (Chromium):

  1. Open Edge and click select Settings > Extensions.
  2. Delete unwanted extensions by clicking Remove.Remove extensions from Chromium Edge

Clear cache and site data:

  1. Click on Menu and go to Settings.
  2. Select Privacy, search and services.
  3. Under Clear browsing data, pick Choose what to clear.
  4. Under Time range, pick All time.
  5. Select Clear now.Clear browser data from Chroum Edge

Reset Chromium-based MS Edge:

  1. Click on Menu and select Settings.
  2. On the left side, pick Reset settings.
  3. Select Restore settings to their default values.
  4. Confirm with Reset.
  5. This will disable extensions and reset startup pages but will not delete bookmarks, saved passwords, or browsing history.Reset Chromium Edge
Remove from Mozilla Firefox (FF)

Remove dangerous extensions:

  1. Open Mozilla Firefox browser and click on the Menu (three horizontal lines at the top-right of the window).
  2. Select Add-ons.
  3. In here, select the unwanted extension and click Remove.Remove extensions from Firefox

Reset the homepage:

  1. Click three horizontal lines at the top right corner to open the menu.
  2. Choose Settings.
  3. Under Home, set your preferred homepage and new tab settings.

Clear cookies and site data:

  1. Click Menu and pick Settings.
  2. Go to Privacy & Security section.
  3. Scroll down to locate Cookies and Site Data.
  4. Click on Clear Data...
  5. Select Cookies and Site Data and Temporary cached files and pages, then click Clear.Clear cookies and site data from Firefox

Reset Mozilla Firefox

If clearing the browser as explained above did not help, reset Mozilla Firefox:

  1. Open Mozilla Firefox browser and click the Menu.
  2. Go to Help and then choose Troubleshooting Information.Reset Firefox 1
  3. Under Give Firefox a tune up section, click on Refresh Firefox...
  4. Once the pop-up shows up, confirm the action by pressing on Refresh Firefox.Reset Firefox 2
Delete from Safari

Remove dangerous extensions:

  1. Open Safari, click Safari in the menu at the top-left of the screen, and select Preferences.
  2. Go to the Extensions tab, look for any suspicious entries, and click Uninstall to remove them.Remove extensions from Safari

Clear history and website data:

  1. Click Safari in the menu and pick Clear History.
  2. Set Clear to all history and confirm with Clear History.Clear history from Safari

Reset Safari:

  1. Click Safari in the menu and select Preferences > Advanced.
  2. Enable Show Develop menu in menu bar.
  3. From the menu bar, click Develop and select Empty Caches.Reset Safari
Delete from macOS

Remove the unwanted application:

  1. From the menu bar, select Go > Applications.
  2. In the Applications folder, look for any suspicious entries, then drag them to Trash (or right-click and pick Move to Trash).Uninstall from Mac

Delete leftover files and folders:

  1. Select Go > Go to Folder.
  2. Enter /Library/Application Support and remove any suspicious folders related to the unwanted program.
  3. Repeat the same check in the /Library/LaunchAgents and /Library/LaunchDaemons folders, deleting any suspicious entries.Delete leftover files from Mac
  4. Finally, empty the Trash to permanently remove the leftovers.

Do not let government spy on you

The government has many issues in regards to tracking users' data and spying on citizens, so you should take this into consideration and learn more about shady information gathering practices.

Avoid any unwanted government tracking or spying by going totally anonymous on the internet.

You can choose a different location when you go online and access any material you want without particular content restrictions. You can easily enjoy internet connection without any risks of being hacked by using VPN.

Control the information that can be accessed by government any other unwanted party and surf online without being spied on. Even if you are not involved in illegal activities or trust your selection of services, platforms, be suspicious for your own security and take precautionary measures by using the VPN service.

Backup files for the later use, in case of the malware attack

Computer users can suffer from data losses due to cyber infections or their own faulty doings.

Ransomware can encrypt and hold files hostage, while unforeseen power cuts might cause a loss of important documents. If you have proper up-to-date backups, you can easily recover after such an incident and get back to work. It is also equally important to update backups on a regular basis so that the newest information remains intact - you can set this process to be performed automatically.

When you have the previous version of every important document or project you can avoid frustration and breakdowns. It comes in handy when malware strikes out of nowhere. Use for the data restoration process.

Questions about Starofferz.com ads

Why does my browser keep going to starofferz.com?

Something is sending it there. On one site only, that site's ads are the cause and leaving the site ends it.

On many different sites, the usual causes are an extension you installed with something else, a site you once allowed to send notifications, or an ad-supported program in Windows that changes how the browser behaves. starofferz.com itself is only a stop on the way: it records the visit and forwards you to whatever advertiser pays most.

Check the extensions page, then the list of sites allowed to send notifications, then Installed apps sorted by date. Removing the cause stops the redirects; blocking the domain alone usually does not, because the network moves to a new one.

Is it safe that my browser was redirected to starofferz.com?

Landing on starofferz.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.

What is Starofferz.com?

Starofferz.com is an adware extension, a kind of adware. It earns money by showing redirects through ad pages, and each view, click or redirect pays whoever runs it. It is not something people usually choose; it arrives through a free download, a fake button or a misleading prompt.

Starofferz.com does not encrypt files or take control of Windows, but its ads are sold to anyone, including scam operators, so they can lead to fake virus warnings and unwanted downloads. The steps in this guide remove it from Windows and from each browser.

Which browsers does Starofferz.com affect?

In the cases we checked, Starofferz.com showed up in Chrome, Edge and Firefox. That does not rule out others on your PC, since adware installers often target every browser they find, and permissions and extensions sync across computers signed in to the same browser account.

Open each browser you have, go to its extensions page and its notification settings, and remove anything you do not recognise. Profiles count separately: Chrome and Edge can each hold several, and each one needs checking on its own.

Are the pop-ups I see really from Starofferz.com?

Compare them with the details in the table above. Starofferz.com produces redirects through ad pages, and the clearest sign of it is redirects to starofferz.com. Other adware looks similar, so check the name of the sending site at the bottom of a notification, the address in the tab that opened, or the newest entries on the extensions page.

If those match, this guide fits. If you see a different name, the same kind of steps apply, but remove the item you actually find rather than guessing.

Why is my browser so slow since the ads started?

Each page now does extra work. An adware extension reads the page, decides where to put ads, loads them from ad servers and reports your visit, and that happens on every tab. Ad-supported programs add their own background activity.

Removing the extension or program usually makes the browser fast again at once. If it stays slow, open the browser's own task manager with Shift+Esc in Chrome or Edge and look for extensions using a lot of memory or processor time.

I let a "support technician" from an ad connect to my PC. What should I do?

Act quickly but calmly. Disconnect the PC from the internet first, so the connection ends. Uninstall the remote access tool they asked you to install and check Installed apps for anything else added during the call.

Run a Microsoft Defender full scan and offline scan. From another device, change your e-mail and banking passwords and sign out of all sessions.

If you paid by card, bank transfer or gift card, contact your bank or the card issuer immediately, and report the scam to the police. Do not answer if they call back.

My scan found nothing, but the ads continue. Why?

Because the source may not be a file a scanner looks for. Browser notifications are a permission stored in the browser, and many adware extensions are not flagged because they come from an official store.

Some ad-supported programs are only reported if you enable detection of potentially unwanted apps. So a clean scan does not mean the job is done. Check each browser's notification permissions and extension list by hand, and turn on Potentially unwanted app blocking in Windows Security before scanning again.

Did Starofferz.com collect my data?

Adware typically collects what it needs to choose ads:

  • the sites you visit
  • search terms
  • approximate location
  • browser and system details

Extensions with permission to read and change data on all websites can technically see everything on those pages, including forms. That is a privacy problem rather than proof of theft.

If you typed card details or passwords while it was active, changing the most important passwords is a reasonable precaution. Clearing cookies after removal ends the tracking sessions it may have started.

Will Fortect remove Starofferz.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 Starofferz.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

  1. Google Chrome Help: Use notifications to get alerts (no longer online) (read October 6, 2026)
  2. FTC: How to recognize, remove and avoid malware (read October 6, 2026)
  3. Microsoft Learn: Microsoft Defender Offline (read October 6, 2026)
  4. Microsoft Learn: How Microsoft names malware (read October 6, 2026)

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