Creasonsau.info ads: what it is and how to remove it
Creasonsau.info is a bogus pop-up that can appear while searching on unprotected websites but usually is a sign of an adware infection. It provides the user with two possibilities - to allow and to block the incoming notifications.
Facts checked October 7, 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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Creasonsau.info ads: summary
| Name | Creasonsau.info |
|---|---|
| Type | Potentially unwanted program |
| Sub-type | Adware application |
| Symptoms | When the adware appears on your computer system, it can start infecting web browser apps such as Google Chrome, Mozilla Firefox, Internet Explorer, and others. These browsers might get settings such as the homepage and new tab URL bar altered. Furthermore, the adware is likely to drop intrusive pop-up ads whenever the user launches the infected web browser app. Also, the victims can start experiencing frequent redirecting sessions that aim to take them to developer-sponsored domains |
| Spreading | Third-parties usually employ stealth distribution techniques such as "software bundling" that means installation as an additional product through freeware and shareware packages |
| Deletion | If you have spotted any adware-related symptoms, you should get rid of the adware program as soon as possible before it causes any additional PUP or malware infiltration. The threat can be easily removed by downloading reliable antimalware software or by using the manual step-by-step guide that has been added to the end of this article |
| 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 9 more facts
| 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 | creasonsau.info |
| Ads shown as | Redirects through ad pages |
| Browsers | Chrome, Edge and Firefox |
| First seen | 31 January 2020 |
| Facts checked | 7 October 2026 |
Is Creasonsau.info ads dangerous?
From our report of Jan 2020 · not reviewed since
Creasonsau.info - a push notifications virus that is orientated to earn cost-per-click income
Creasonsau.info is a bogus pop-up that can appear while searching on unprotected websites but usually is a sign of an adware infection.
It provides the user with two possibilities - to allow and to block the incoming notifications. Creasonsau.info pop-up ads might also come with the redirecting ability that will likely throw you to other sponsored domains.
Creasonsau.info virus can place itself on both Windows and Mac computer systems even though Windows infections are more common than Macs due to the strong in-built protection that comes already included in Apple devices.
However, Creasonsau.info can still affect your Mac machine and you should be aware of that. After the secret installation process, the adware is likely to add bogus extensions to web browser apps such as Chrome, Firefox, Safari, and others.
The appearance of Creasonsau.info happens unexpectedly, mostly after downloading freeware or shareware from secondary downloading sources. This PUP (potentially unwanted program) can bring suspicious processes and place them in the Task Manager section. Unexpected changes can also be spotted on some of your web browser settings, including the default homepage and new tab URL bar.
Creasonsau.info is a tricky app that can use various social engineering tricks to gather as many subscribers as possible. It can ask you to click on the "Allow" button in order to confirm that you are not a robot, to download some type of video, continue with a website, or just get rid of an annoying pop-up window. In most cases, this type of message will be revealed to you:
Furthermore, you can start expecting an intense advertisement flow from Creasonsau.info. This app seeks to collect pay-per-click income so it will make sure that various attractive-looking ads reach you. Do not get lured in suggestions to download some useful-looking software as it will likely have no promised functionality. Adware programs are very likely to offer to purchase rogue security software.
To continue, Creasonsau.info pop-ups might lure you in various scamming surveys and fake reward claims. If any type of questionnaire or pop-up window encourages you to fill in your personal information, do not do that as there is a risk of facing identity theft in the future.
The same goes for providing credentials. Do not give any third-parties clues about your banking account and card as you might get subscribed to unwanted services afterward.
Another negative effect regarding advertising that can come from Creasonsau.info domain is browser slowdowns. Your web browser app will likely start struggling to operate properly due to the surplus number of pop-ups and pop-unders that are shown on your computer screen. This can affect the CPU power of your computer system too. It can start rising slightly if the adware aims to execute multiple tasks at a time.
Also, Creasonsau.info can start initiating redirects while you are browsing online. The main goal of these sessions is to take you to other promoted domains that can also be filled with sponsored ads, other redirecting hyperlinks, and so on.
Even though this activity might seem only annoying, it can be potentially dangerous too as you are at risk of getting thrown to a malware-laden domain and catching a serious virtual infection.
Even though Creasonsau.info does not operate as malware and does not seek to expose your personal information, the adware can still record some of your non-personal details. The developers can insert tracking objects such as HTTP cookies, pixels, or beacons that aim to record your browsing habits and online experience. Most of the time, this type of information is being gathered:
Once this type of data is gathered, Creasonsau.info developers can use it for different purposes. These people can pass the data on to other parties and receive income or they can keep the collected information for themselves and get it involved in targeted advertising campaigns.
The developers might figure out what types of deals are relevant for you at the moment and start pushing advertisements that are related to those offers.
If all of these negative effects are not enough for you to decide to remove Creasonsau.info from your device, we will give you another one. Adware programs are also known as intermediaries for distributing other potentially unwanted programs or even malware.
Various developers and hackers might try to misuse this program to get another adware or browser hijacker on your computer. However, you can also end up with a dangerous trojan or ransomware infection.
To decrease this type of risk, performing the Creasonsau.info removal as soon as you spot the first symptoms is crucial. You can easily identify the adware from its ads that might come marked as "Creasonsau.info advertisements", "Provided by Creasonsau.info", "Brought to you by Creasonsau.info", "Ads by Creasonsau.info", "Sponsored by Creasonsau.info", and similar ones.
Once you identify Creasonsau.info, you should employ reliable software for its termination. Make sure to choose a tool that is capable of easily detecting such PUPs and eliminating them without trouble. If you have discovered that your computer system was somehow negatively affected by the adware or other programs that it has brought, you can try repairing the altered areas by downloading software such as .
One more thing we want to mention is that you can receive notifications from Creasonsau.info occasionally if you are a frequent visitor of various third-party websites and networks. This does not necessarily have to mean that you are infected with adware. Perform a full malware scan and if your antivirus software does not find anything, you can try disabling the intrusive notifications with an adblocking tool such as Adblock Plus.
- your commonly visited websites;
- the hyperlinks and ads you have accessed;
- bookmarks that have been saved;
- search query results;
- your browser type and update version;
- your IP address;
- geographic location.
From our report of Jan 2020 · not reviewed since
More from our earlier report on Creasonsau.info
- You can try fixing any altered areas on your computer with the help of a tool such as
How Creasonsau.info ads got into your browser
From our report of Jan 2020 · not reviewed since
Specialists from Bedynet.ru claim that adware applications are commonly delivered through a deceptive technique named "bundling".
The developers include their suspicious product into an entire package of free software that can be downloaded from secondary sources, for example, cnet.com, download.com, and softonic.com.
If you want to stop receiving unnoticed products on your computer system, you should change your downloading configuration to "Advanced" where you will be able to deselect the checkboxes of those components that you do not want to receive on your device.
Furthermore, if you decide to complete the entire downloading and installing process by yourself, do not rush the task and make sure that you complete every step properly, without skipping any. However, this is just one way to avoid adware as this PUP can employ other techniques to reach its destination.
We have discovered that ad-supported applications can get distributed through infectious advertisements, hyperlinks, and various update notifications. You should be aware of such suspicious content while browsing the Internet sphere as it can easily trick you into downloading a fake update or clicking on an infected direction. Also, constantly update your antivirus software as it should also bombard alerts when you are trying to enter a questionable location.
Check your browser and PC
- Address:
creasonsau.info
How to remove Creasonsau.info ads
How to remove the Creasonsau.info 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
Creasonsau.info 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 Creasonsau.info 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 clean your Windows operating system from potentially unwanted programs and bring it back to its normal operating, you should apply the following guiding 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 properly clean Google Chrome from all suspicious extensions and eliminate all unwanted changes, you should take a look at the following instructions
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.
Reset Internet Explorer
To make sure that no adware program is still making and affect to Explorer, you should diminish suspicious changes and erase unknown components with the help of the below-provide guide
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.
Protect your privacy - employ a VPN
There are several ways how to make your online time more private - you can access an incognito tab.
However, there is no secret that even in this mode, you are tracked for advertising purposes. There is a way to add an extra layer of protection and create a completely anonymous web browsing practice with the help of VPN. This software reroutes traffic through different servers, thus leaving your IP address and geolocation in disguise.
Besides, it is based on a strict no-log policy, meaning that no data will be recorded, leaked, and available for both first and third parties. The combination of a secure web browser and VPN will let you browse the Internet without a feeling of being spied or targeted by criminals.
No backups? No problem. Use a data recovery tool
If you wonder how data loss can occur, you should not look any further for answers - human errors, malware attacks, hardware failures, power cuts, natural disasters, or even simple negligence.
In some cases, lost files are extremely important, and many straight out panic when such an unfortunate course of events happen. Due to this, you should always ensure that you prepare proper data backups on a regular basis.
If you were caught by surprise and did not have any backups to restore your files from, not everything is lost. is one of the leading file recovery solutions you can find on the market - it is likely to restore even lost emails or data located on an external device.
From our report of Jan 2020 · not reviewed since
Automatical and manual removal possibilities for Creasonsau.info adware
If you have been dealing with this adware lately, you should have noticed how intrusive it can be.
There is no reason to keep the potentially unwanted program on your computer and you should remove Creasonsau.info as soon as possible. For this purpose, we suggest employing automatical removal software that will take care of the process for you.
However, if you are keen on completing Creasonsau.info removal by yourself, you can check out the manual guiding steps that have been included at the end of this article. There you will find detailed instructions on the cleaning process of both your operating system and web browser applications, including Google Chrome, Mozilla Firefox, Internet Explorer, Microsoft Edge, and Safari.
Questions about Creasonsau.info ads
Why does my browser keep going to creasonsau.info?
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. creasonsau.info 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 creasonsau.info?
Landing on creasonsau.info 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 Creasonsau.info show me ads?
Because that is its whole purpose. Creasonsau.info 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 Creasonsau.info 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 Creasonsau.info?
Look for redirects to creasonsau.info. That is the trace Creasonsau.info 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.
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.
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.
Why didn't my antivirus catch Creasonsau.info?
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 Creasonsau.info?
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 Creasonsau.info, 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: Pay-per-click (read October 7, 2026)
- Google Chrome Help: Use notifications to get alerts (no longer online) (read October 7, 2026)
- FTC: How to recognize, remove and avoid malware (read October 7, 2026)
- Microsoft Learn: Microsoft Defender Offline (read October 7, 2026)
- Microsoft Learn: How Microsoft names malware (read October 7, 2026)