Prize-mania.mobi ads: what it is and how to remove it
Prize-mania.mobi is an adware-based domain that holds the goal of increasing its ad flow within each user visit. If you ever appear on this bogus location, be aware that the program will offer you to spin a prize wheel.
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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Prize-mania.mobi ads: summary
| Distribution | Mostly, PUPs such as adware are distributed through a deceptive marketing technique recognized as "bundling". This happens when you download freeware from third-party websites such as CNET/Softonic |
|---|---|
| Name | Prize-mania.mobi |
| Type | Ad-supported application/potentially unwanted program |
| Goal | This suspicious program aims to gather as many subscribers as possible in order to increase the ad flow and collect income from each user's click |
| IP | 52.215.137.157 |
| Other domains | a9hac.prize-mania.mobi; landing.prize-mania.mobi; aa4pw.prize-mania.mobi; cdn2.prize-mania.mobi; cdn.prize-mania.mobi; cdn3.prize-mania.mobi; 0zwpx.prize-mania.mobi; zz1ev.prize-mania.mobi; ul51p.prize-mania.mobi. |
| 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 11 more facts
| How it works | Once you enter the Prize-mania.mobi domain, you will be provided with a spinning wheel. If you spin and aim to win a prize (a mobile phone mostly), you will be encouraged to proceed with the next round by clicking on the "Allow notifications" section |
|---|---|
| Other activities | The adware program also forces redirects to affiliate domains which might be filled with beneficial-looking but truly rogue offers, can inject HTTP cookies that record browsing-related information, etc. |
| Detection names | No Microsoft detection name is known |
| Damage | Not recorded in the old report |
| Symptoms | Redirects to an unknown domain |
| Evidence | 4 write-ups by security sites; details still limited |
| Domains | lesvirus.fr |
| Ads shown as | Redirects through ad pages |
| Browsers | Chrome, Edge and Firefox |
| First seen | 16 October 2019 |
| Facts checked | 6 October 2026 |
What the Prize-mania.mobi ads ads look like
You are the WINNER of this round. You have beaten 25.631 users.
Is Prize-mania.mobi ads dangerous?
From our report of Oct 2019 · not reviewed since
Prize-mania.mobi - a suspicious domain that urges users to allow notifications and win a prize
Prize-mania.mobi is an adware-based domain that holds the goal of increasing its ad flow within each user visit.
If you ever appear on this bogus location, be aware that the program will offer you to spin a prize wheel. Spinning the wheel might result in congratulations messages of being one winner from 25631 users.
If wanting to claim the prize, the user has to press the "Allow" button on the Show Notifications message. However, you should not rely on the words of Prize-mania.mobi as you will supposedly be lured in intrusive advertising activities as you will end up allowing them yourself.
Prize-mania.mobi virus is a term used to describe this ad-supported application which has some features of a scamming program. All the prize claims that are provided by this domain are fake as no reputable app would randomly approach users and offer to get an iPhone, Samsung, or another mobile phone device for free.
If you end up with Prize-mania.mobi on one ore multiple browsers, it will provide you with a spinning wheel and after you spin it, the adware will display a congratulations message that urges to click on "Allow" to proceed with the next round:
Furthermore, the Prize-mania.mobi push notifications box will appear with two features one of which is to "Block" incoming notifications and the other one is to "Allow" the ad flow. We strongly recommend denying any solutions by this program and just closing the bogus window. However, if the rogue app keeps appearing, you should perform a malware scan with .
If the adware-related domain is not just a sign that you have visited some unsafe location but also signifies about a PUP infection, you should take action towards Prize-mania.mobi removal process as soon as possible. You can use both automatical and manual methods to succeed in the elimination. View both possibilities at the end of this article.
There are a lot of reasons why you should remove Prize-mania.mobi from your computer system. Adware programs are known to gather income from the cost-per-click technique that might also be supported by this application. The developers will try to bombard you with attractive-looking notifications as frequent as possible.
For bombarding the user with targeted advertisements, Prize-mania.mobi might inject HTTP cookies into your browser apps such as Chrome, Firefox, Explorer, Edge, or Safari. These tracking objects are able to collect information that relates to your browsing sessions, history, and habits. Such data allows third-parties to find out the most popular offers lately.
Furthermore, Prize-mania.mobi redirects might also start troubling you. Potentially unwanted programs such as adware also benefit from redirecting activities as the user is forcibly taken to another affiliate domain that might hold some bogus offers. It is known that this ad-supported application serves via 52.215.137.157 IP address and might also show up through various similar domains such as:
Prize-mania.mobi will supposedly display a huge number of ads that might interact with the quality of your browsing process. This means that you will be completing sessions slower and they might get even harder to maintain. However, if you have been receiving pop-ups only occasionally, you can try preventing their repeated appearance with Adblock plus or another ad-blocking product.
Continuously, try finding the domain in the Notifications list of your browser settings: Press on the three dots on the upper right of your browser window > Settings > Advanced > Notifications > Find Prize-mania.mobi and remove/disable it from the menu.
- a9hac.prize-mania.mobi;
- landing.prize-mania.mobi;
- aa4pw.prize-mania.mobi;
- cdn2.prize-mania.mobi;
- cdn.prize-mania.mobi;
- cdn3.prize-mania.mobi;
- 0zwpx.prize-mania.mobi;
- zz1ev.prize-mania.mobi;
- ul51p.prize-mania.mobi.
From our report of Oct 2019 · not reviewed since
More from our earlier report on Prize-mania.mobi
- Employ software such as to perform a full system checkup and find all adware-related products.
- Continue with automatical or manual elimination.
- Press Enter & Win and ALLOW to receive a ticket to the next round.
How Prize-mania.mobi ads got into your browser
From our report of Oct 2019 · not reviewed since
Experts from LesVirus.fr claim that adware products rely on stealth installation techniques such as "bundling".
Downloading programs or services from third-party websites such as CNET or Softonic might bring you a PUP on your computer, especially, if you have been using the Quick/Recommended mode.
Prevent ad-supported applications from reaching your computer system and web browsers by opting for the Custom/Advanced configuration only. Here you will be able to control all of your incoming downloads and deselect those products that you do not want to receive. Other ways to prevent adware:
- Avoid visiting bogus websites. Various p2p networks, gaming pages, dating sources can increase the chances of receiving a potentially unwanted program on your computer. If your antivirus program warns you that the source you are about to proceed with is unsafe, you should close the page immediately.
- Run antimalware protection on your machine. If you do not have an antivirus tool yet, you should go ahead and purchase one. Make sure that the software includes as many protective features as possible and is kept regularly updated in order not to contain flaws in the future and weaken the security level.
- Always be cautious. The user's own cautiousness during online sessions is the key to safety. Be aware of various fake Adobe Flash Player updates, iPhone/Samsung reward claims, attractive-looking third-party ads or hyperlinks as they might be set to target random people and infected them with a potentially unwanted program such as adware.
Check your browser and PC
- Address:
lesvirus.fr
How to remove Prize-mania.mobi ads
How to remove the Prize-mania.mobi extension
Do the browser steps in every browser and profile on the PC, then check Windows for the program that installed the extension.
Step 1: Remove extensions you did not add
In Chrome open
chrome://extensions, in Edgeedge://extensions, and in Firefox the menu > Extensions and themes.Remove every extension you do not remember adding, especially search, new tab, coupon, PDF, weather or video downloader add-ons. Check every browser and every profile, because each keeps its own list.
If an extension has no Remove button or comes back, a browser policy holds it (see "Managed by your organization" in the procedure below). The pages are 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: Uninstall programs you did not mean to install
Prize-mania.mobi rarely comes alone: it is usually installed by, or together with, a free program. In Windows 11 open Settings > Apps > Installed apps, in Windows 10 Settings > Apps > Apps & features, and sort by install date.
Uninstall every entry from the day the trouble began that you did not install on purpose, for example a download manager, a converter or a browser you never chose.
Keep drivers and entries from Microsoft, Intel, AMD, NVIDIA or your PC's maker unless you are sure.
Full procedure with screenshots: Uninstall a program or app in Windows On uGetFix
Step 3: Reset the browser
A reset removes what the steps above could miss:
- changed start pages
- site permissions
- hidden settings
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 extensions are turned off and the search engine and start page return to the defaults.
Reset every browser on the PC, including Edge, which Windows 11 and Windows 10 always have.
Chrome on Windows 11: Settings > Reset settings. Full procedure with screenshots: Reset a browser and fix a hijacked search engine
Step 4: Scan the PC, then run the offline scan
A scan finds the parts of Prize-mania.mobi that the manual steps cannot see. In Windows Security > Virus & threat protection > Scan options, start a Full scan and quarantine what it reports.
Follow it with Microsoft Defender Antivirus (offline scan) > Scan now, which restarts the PC and checks the disk while Windows and the malware are not running.
It takes about 15 minutes and works the same in Windows 11 and Windows 10. If either scan finds something, run the full scan again after removal until it comes back clean.
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
To get rid of suspicious products from your Windows computer, you should follow these steps.
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
To clean Google Chrome from PUP-related content, carry out the following tasks.
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)
To eliminate adware from Firefox, follow these guidelines.
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
To remove the adware program from your Mac OS X machine, use the following guidelines.
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.
Reset Internet Explorer
To terminate bogus components from Explorer, complete these guiding steps.
Remove dangerous add-ons:
- Open Internet Explorer, click on the Gear icon (IE menu) on the top-right corner of the browser
- Pick Manage Add-ons.
- You will see a Manage Add-ons window. Here, look for suspicious plugins. Click on these entries and select Disable.
Change your homepage if it was altered:
- Open IE and click on the Gear icon.
- Select Internet Options.
- In the General tab, delete the Home page address and replace it by your preferred one (for example, Google.com).
- Click Apply and then select OK.
Delete temporary files:
- Press on the Gear icon and select Internet Options.
- Under Browsing history, click Delete...
- Select relevant fields and press Delete.
Reset Internet Explorer:
- Click on Gear icon > Internet options and select Advanced tab.
- Select Reset.
- In the new window, check Delete personal settings and select Reset.
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 Oct 2019 · not reviewed since
Prize-mania.mobi adware removal techniques
Prize-mania.mobi removal is a process that can be performed via both manual and automatical methods.
First of all, you have to measure your abilities to find out what kind of technique suits you the most. We always recommend less-experienced people to employ antimalware products for a quality-full elimination process.
However, manual guidelines are also here to help you through the entire Prize-mania.mobi virus uninstalling task.
After you remove Prize-mania.mobi from your computer and browser, you should make sure that no additional content is left, otherwise, the adware program might execute itself after the next machine or web browser boot up.
Questions about Prize-mania.mobi ads
lesvirus.fr opens when I click links. What causes it?
When every click leads to lesvirus.fr first, an extension or a script on the page is rewriting the links. If it happens only on one site, that site uses aggressive ads; close it and use another source. If it happens everywhere, open the browser in a private window, where extensions are normally off, and try again.
No redirect in the private window means one of your extensions is responsible: remove the ones you do not know. A redirect in the private window too means the cause is outside the extensions, such as a notification permission, a changed search setting or a program installed on the PC. The removal steps in this guide cover each of those.
Should I worry about redirects to lesvirus.fr?
Worry less about lesvirus.fr itself and more about what keeps sending you there. A single redirect from a free streaming or download site is normal and harmless once the tab is closed.
Repeated redirects on sites that used to work fine mean something in the browser or in Windows changed, often an extension or program installed alongside other software. It may also collect the pages you visit. Remove the cause with the steps in this guide, and do not act on anything the redirected pages ask:
- no Allow clicks
- no downloads
- no calls
If you already did one of those, the matching section of this guide explains what to do next.
Why does Prize-mania.mobi show me ads?
Because that is its whole purpose. Prize-mania.mobi is an adware extension, 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.
Do I have to clean every browser?
Yes, if you use more than one. We saw Prize-mania.mobi 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 Prize-mania.mobi?
Look for redirects to lesvirus.fr. That is the trace Prize-mania.mobi 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.
Why didn't my antivirus catch Prize-mania.mobi?
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.
I clicked on one of the ads. Am I infected?
Probably not. Clicking an ad usually only opens a page, and a page cannot install programs on an up-to-date Windows PC without your help.
You are at risk only if you then downloaded and ran a file, allowed notifications, entered card or login details, or called a phone number shown on the page. Delete any download and run a full and offline scan.
Change passwords you typed, from a clean device. Call your bank if you gave card details. If you called a number or allowed remote access, see the next question.
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.
Can adware slow down my PC?
Yes. Adware runs in the background, loads ad scripts, opens extra tabs and contacts its servers, all of which use processor time, memory and bandwidth. Ad-heavy extensions also slow down every page, because they inspect and change it before you see it.
The effect is strongest on older PCs and when several adware programs arrived together. After removal, restart the PC and check Task Manager for anything still using a lot of resources that you do not recognise. Speed usually returns to normal once the ads stop.
Will Fortect remove Prize-mania.mobi?
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 Prize-mania.mobi, 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
- Wikipedia: HTTP cookie (read October 6, 2026)
- LesVirus: LesVirus.fr (read October 6, 2026)
- Adobe Community: Beware of fake Flash Player update on OSX (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)