Adsv123 virus: what it is and how to remove it
Adsv123 virus is the version of a mobile intruder that delivers banners and promotional messages to redirect your online traffic. When the PUP delivers banners as wide as the screen or tons of pop-up ads it becomes impossible to not click on at least one of them and once the user does that page redirects keep going to affiliated sites, possibly malicious pages or commercial material filled websites.
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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Adsv123 virus: summary
| Distribution | Insecure software installations, deceptive websites, advertisements |
|---|---|
| Name | Adsv123 virus |
| Type | Adware |
| Category | Potentially unwanted program |
| Related | Android virus |
| Symptoms | Delivers suspicious content, fills up a screen with commercial material, causes redirects |
| 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
| Mainly affects | Android OS supporting devices |
|---|---|
| Detection names | No Microsoft detection name is known |
| Damage | Not recorded in the old report |
| Evidence | 4 write-ups by security sites; details still limited |
| Program | Adsv123 virus |
| First seen | 19 February 2019 |
| Facts checked | 7 October 2026 |
Is Adsv123 virus dangerous?
From our report of Feb 2019 · not reviewed since
Adsv123 virus is the adware program that frustrates time online for Android users with constant redirects and pop-up ads
Adsv123 virus is the version of a mobile intruder that delivers banners and promotional messages to redirect your online traffic.
When the PUP delivers banners as wide as the screen or tons of pop-up ads it becomes impossible to not click on at least one of them and once the user does that page redirects keep going to affiliated sites, possibly malicious pages or commercial material filled websites.
This way adware sponsoring advertisers generate more commercial content geared towards the user and gain pay-per-click revenue. Since Android is the primary OS targeted by this intruder, Adsv123 adware relates to Android virus. Although, this PUP is harmless there are tons of different programs that can affect your mobile device on a more significant way.
Adsv123 virus is the intruder that targets mobile devices and affects Android phones with its intrusive commercial material that shows various promotional pop-ups, banners and similar online advertisements. When banners and pop-ups fill up the screen user cannot access the needed pages and use the device regularly.
Most user complaints about Adsv123 virus, report that this adware continuously redirects to suspicious pages and affects their Google Chrome browser with additional changes and extensions, toolbars which get installed without users' permission or knowledge.
Since Adsv123 virus is the potentially unwanted program you may also encounter:
Adsv123 virus is not a useful website that could deliver any useful content. This is the program that gets on users' device via software bundling technique or using deceptive tactics on advertisements and websites.
Adware, browser hijackers, and other potentially unwanted programs get on the system silently and use various other tactics to infiltrate the targeted device to perform wanted changes or deliver the commercial content to generate revenue for sponsor and publisher.
You should remove Adsv123 virus because of the data tracking issue that occurs when you interact with commercial content delivered to your screen. Information about your location, device and internet provider, online activity or even personal information revealed online can be accessed and used by advertisers later on.
For Adsv123 virus removal, researchers recommend using tools like or similar antivirus programs so that the system scan can improve the performance of your computer or mobile device. You can find reputable apps in the App Store compatible with your OS.
- Changed browser appearance;
- Installed different browser;
- Plugins, add-ons or games downloaded on the phone;
- Changed lock screen.
From our report of Feb 2019 · not reviewed since
Invasive adware come from deceptive websites and promotional content
When you visit various websites on your computer, your antivirus tool may indicate possibly malicious content and block the page.
However, your mobile device is not always doing so, and you visit these suspicious pages where commercial content may lead to cyber infections.
You should be cautious and make sure to visit trusted websites, get your programs fro the official app store or reputable provider. If not, you risk getting unwanted programs in infecting your computer or device with additional PUPs and other types of malware.
From our report of Feb 2019 · not reviewed since
More from our earlier report on Adsv123 virus
- Get a reputable anti-malware application like and remove Adsv123 virus
How to remove Adsv123 virus
How to remove the Adsv123 virus 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
Adsv123 virus often works through an extension, so go through the extension list of each browser:
chrome://extensionsedge://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 on Windows 11: More > Extensions > Manage extensions. Full procedure with screenshots: Remove a browser extension
Step 2: Uninstall Adsv123 virus
Open Settings > Apps > Installed apps in Windows 11, or Settings > Apps > Apps & features in Windows 10. Sort the list by install date and find Adsv123 virus, then choose Uninstall from the three-dot menu next to it (in Windows 10, click the entry and then Uninstall).
Remove anything else installed on the same day that you do not recognise, because such programs usually arrive together in one installer. If the uninstaller opens a browser page with an offer or a survey, close it: the program is removed either way.
Full procedure with screenshots: Uninstall a program or app in Windows On uGetFix
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 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
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 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.
Remove from Google Chrome
Most affected browser is Google Chrome. You should check for additional browser content, to get rid of Adsv123 virus completely
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.
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.
From our report of Feb 2019 · not reviewed since
Get rid of the unwanted program – Adsv123 virus
You can remove Adsv123 virus by yourself, but it takes a few additional steps and involves changing some system settings.
You should be aware that every step needs to be taken seriously and cautiously.
Enter the Safe mode:
You may need to perform a Factory reset to remove this malware:
For processes like Adsv123 virus removal, a user should employ anti-malware tools that can run a scan on their mobile device. This step is additional but crucial since various malware applications come to the device from the internet and without your permission.
- Find the power button and press it for a few seconds until you see a menu selection. Choose the Power off.
- Select the Safe Mode option when you can choose the option.
- Locate Settings and choose Privacy and Factory reset. Back your data when you get this opportunity.
- Reset the device and remove Adsv123 virus and other possible intruders from the device.
Questions about Adsv123 virus
Is Adsv123 virus a virus?
Most programs that appear the way Adsv123 virus did are not viruses in the strict sense. They are potentially unwanted programs:
- real software that arrives bundled with other downloads and then shows offers
- changes browser settings
- starts with Windows
Some are harmless, some are annoying and a few carry adware. What makes it worth removing is that you did not choose it.
Uninstall it from Installed apps and check the startup list and the browsers for anything added the same day. If it refuses to uninstall or returns after a restart, treat it as more serious and run a Microsoft Defender offline scan.
Adsv123 virus came back after I uninstalled it. Why?
Something else is reinstalling it. Common causes are a second program from the same publisher, a scheduled task that downloads it again, or a browser extension that keeps prompting for it. Sort Installed apps by install date and uninstall each entry from the same day that you did not choose.
Then open Task Scheduler and look in the Task Scheduler Library for tasks with updater-style names that you do not recognise. Check Startup apps in Task Manager too. If Adsv123 virus still returns, start Windows in Safe Mode, uninstall it there and run a Microsoft Defender offline scan, which looks for loaders that ordinary scans can miss.
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.
Can an adware pop-up infect my PC just by appearing?
No. A pop-up, a notification or a new tab is only a web page or a message. It cannot run programs on Windows by itself, provided the browser and Windows are up to date. Infection needs a step from you:
- running a downloaded file
- installing an extension
- giving a stranger remote access
That is why scam pages work so hard to make you click. Close such pages with the tab's X or by closing the browser, not with buttons inside the page, which may start a download.
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 Adsv123 virus 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.
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.
What is Adsv123?
Adsv123 virus is the version of a mobile intruder that delivers banners and promotional messages to redirect your online traffic.
When the PUP delivers banners as wide as the screen or tons of pop-up ads it becomes impossible to not click on at least one of them and once the user does that page redirects keep going to affiliated sites, possibly malicious pages or commercial material filled websites.
The summary table at the top of this guide lists the type, the detection names, the symptoms and the damage of Adsv123.
Will Fortect remove Adsv123 virus?
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 Adsv123 virus, 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
- Techtarget: PUP (read October 7, 2026)
- Wandera: 4 ways hackers are infiltrating phones with malware on Android phones (read October 7, 2026)
- Usunwirusa: Usunwirusa (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)