Remove OneUpdater Adware

OneUpdater is being advertised as a software updater utility. It claims to keep scanning for the installed programs that needs an update. And helps the user to update it regularly. However, rather than providing this useful feature, it is just another potentially unwanted program, that should not be trusted.

The real motive of this adware is to promote other adware, browser hijackers and fake extensions. While, you agree to install the OneUpdater program, it automatically installs other freeware programs on the system. Such programs modifies browser settings, causes redirects and delivers intrusive advertisements while browsing.

The adware is often distributed via fake update links of Flash Player which install fake version of the flash including other adware.


Name OneUpdater
Type Adware, fake system utility tool, bundle freeware
Risk level Low
Description It is a potentially unwanted program that comes along with freeware downloads and once installed encourages other fake downloads.
Occurrence Freeware downloads via unofficial websites, Visiting suspicious pages and clicking on ads, Browser Redirection to questionable sites.
 Symptoms Changes in default settings of browsers, ads appear frequently, browser becomes unstable.

Run A Scan NowTo Eliminate OneUpdater adware and reset browser.

How “OneUpdater” Adware Get Install?

As mentioned above, the OneUpdater uses deceptive distribution techniques that get installed on the system. Most of which is software bundling method. So, users often install it unknowingly by downloading/installing freeware from third-party sources. As such, the program silently enters to the system and gets the required permission by default. Apart from that, users may download it from the official website or Chrome web store. As it is advertised as a useful tool.

Another tricky approach used by adware distributors are fake flash player installers. When users install updates from scam sites, they contains other adware/PUA bundled within the installer. So, if users do not uncheck the option of additional program installation, then they may get easily installed on the system.

So, beware users when you next time download any freeware, as they may install other unwanted program, which may not initially appear to be harmful. But soon, they attempt to take over the browser and interfere with the browsing activities.

How Does OneUpdater Hijacker Affects The Browsing? 

If you install OneUpdater program on your system, then you should be careful to its installation step. As it often bundle up other fake extensions and search engine to its installer. So if you agree to install this program, then rather than helping you with software updates. It will install other annoying programs which may find hard to uninstall.

OneUpdater Adware

OneUpdater Adware

Such fake extensions will take no time install within the background and start to modify the browser settings. So, after which, users may notice their homepage, new tab and search engine settings replaced by some unknown program. Thus, each time user launches their browser they will automatically be redirected to questionable website.

As the website is also not capable to generate unique search results. Thus it uses the  custom search results by legitimate programs to show the result. However, it may also send the queries to other websites to fetch sponsored search results that should not be trusted.

Common Symptoms:

Once installed, OneUpdater can show the following symptoms:

  • Default homepage and new tab is changed to unknown search engine
  • The search engine address redirects to browser hijacker that does not deliver any useful results;
  • Unknown toolbars, extensions and add-ons gets active on the browser;
  • Most of the search results are loaded with sponsored links and ads;
  • Users may notice excessive ads, pop-up notifications from unknown apps and frequent browser redirects.

These are nothing more than a PUA that takes over the browser. Most of the time, search results generated by such program are misleading, and may redirect to questionable sites. Such sites are often misleading and may contain harmful scripts to download additional threats or cryptominers.

Besides that, OneUpdater and its promoted program may silently track the browsing history to gather various data of the individuals. Most such data contain, the search queries, URL visited, links/ads clicks, geo-location, IP address and so on. These data helps the authors to inject intrusive advertisements to gain pay-per click revenue. However, these actions can be risky for users, may even cause serious issues later on.

Thus, it is important to remove OneUpdater as well as other harmful programs.

How To Remove OneUpdater Adware?

Adware and Browser hijackers are designed in such a way that don’t allow users to reset their settings back. As they also alter system settings that launches the extension each time user opens it browser. You may face trouble uninstalling such extension or its homepage from the browser, as it configures system settings, add registry entries and creates task scheduler that runs its program within the background. This makes the manual removal a tricky process.

Thus, here is both the manual and automatic removal solution provided to help get rid of OneUpdater adware.

“Windows OS: Use Anti-Malware To Scan And Remove OneUpdater (Recommended)”

SpyHunter is a giant among the security programs. It uses advance threat detection method to remove any sort of Adware/PUPs, Browser hijacker, Trojans, Rootkits, Fake system optimization tools, worms, and rootkits.

Besides that, it provides 24/7 protection from any unsolicited programs, vulnerability or rootkits attacks. Thus, keeping SpyHunter actively running on your computer add an extra security layer.

Click here for Full review And Installation Guide. 

Steps To Perform System Scan with SpyHunter 5

  • Once the program is installed successfully, the SpyHunter 5 Anti-malware program will launch automatically. If it does not then locate the SpyHunter icon on the desktop or click on “Start” ? “Programs” ? Select “SpyHunter”.
  • Now, To start the scan click on the “Home” tab and select “Start Scan Now” button. The program will now start scanning for OneUpdater and other associated programs.
    Start Scan Now For OneUpdater

    Start Scan Now

  • The scan will report will all the details of the result about OneUpdater along with system errors, vulnerabilities and malware found.
    OneUpdater PUP Found

    OneUpdater PUP Found

  • Once you have found OneUpdater as shown in the screenshot below:
OneUpdater PUP Removal

OneUpdater PUP Removal

  • To select an object for removal, just select the checkbox at the left of the object and click on “Next“. You can select or deselect any objects displayed in the “Malware,” “PUPs” or “Privacy” tabs. It has a “Select All” feature that allows to select or deselect all objects displayed in a specific tab. To utilize this feature, simply select the checkbox at the left in the specific tab (9).
Select Objects To Remove

Select Objects To Remove

  • Once you have selected which objects you would like to remove, click the “Next” button.
    Press Next To Remove OneUpdater

    Press Next To Remove OneUpdater

If you want to know more about it, you are welcomed to check out the full review of SpyHunter 5.

Remove OneUpdater Adware Manually

To Manually Remove OneUpdater Adware, follow the below steps carefully:

The manual steps guided below are the links separately made with caution, to avoid any confusion to our readers. Please follow the links below and perform them one by one. If you are going for the manual removal process, then we recommend you to print/download these instructions or open it from another uninfected computer or laptop and follow step-by-step manual removal instruction. Windows OS PDF Guide.

Step1: Remove OneUpdater extension And Homepage from the web browsers

  1. Google Chrome

    To Remove OneUpdater related Extension follow the steps:

      • Click the Chrome menu appearing on the top right corner of the browser as three vertical dots;
      • Select “Settings”;
      • Click “Extensions,” (steps by slightly differ due to browser versions, to avoid any clash simply copy this URL “chrome://extensions/” and paste it within the search bar).
        Remove OneUpdater Extension

        Remove OneUpdater related Extension

      • Once the extension page appears, look for OneUpdater or related extension that you may have choose to install. If it shows the extension is managed by the organisation then follow the guide (How To Fix “Managed by Your Organization” in Chrome (Windows))
      • Click on the trash icon or “Remove” button.
      • In the Settings page, under Appearance Tab, check the Show Home Button box.
        Remove OneUpdater homepage

        Remove OneUpdater homepage

      • Remove the OneUpdater related homepage address.
      • Type in your favorite homepage URL as default home page.
      • Next click on “Manage Search Engine”.
        Remove OneUpdater from Search engine list

        Remove OneUpdater related fake Search engine list

      • It will show all search engines installed, select the one which appears to be virus or suspicious.
      • To remove it, click on the three dots, choose “Remove from list;
  2. Mozilla Firefox

      • Start your Firefox browser and click on three horizontal lines on top right corner to open menu then select “Add-ons”. You can also press Ctrl+Shift+A on your keyboard or copy and paste “about:addons” to the address bar to open the ‘Add-Ons Manager’ page. This page will show you the list of all extensions/add-ons installed on your browser.
      • Select Extensions, and check for OneUpdater;
        Firefox Remove OneUpdater Extension

        Firefox Remove OneUpdater adware and fake Extension

      • Click on Remove button.
      • You may be prompted to restart the browser then do it make the changes successful.
      • Again open main menu. And select “Options” then switch to the “General Taband reset the default homepage or simply go to URL “about:preferences#home”.
        Remove OneUpdater Homepage From Firefox

        Remove OneUpdater Homepage From Firefox

      • You can simply “Restore Defaults” or set your custom homepage. follow the below image.
  3. Internet Explorer

      • On Internet Explorer browser click “Tools,” icon;
      • Select “Manage add-ons.” Within the Manage add-ons window on show section choose “All add-ons”. This will list all the toolbars and extensions installed on the browser.
        Remove Extensions Internet Explorer

        Click on Manage Add-ons

      • Select OneUpdater or other Adware;
      • Click “Disable.”
        Disable Extension From Internet Explorer

        Disable OneUpdater Extension From Internet Explorer

      • Repeat the steps for all unwanted add-ons and extensions.
      • On the same very window, click on “Search Providers”;
      • You will see the list of search engines, choose the ones which you like to “set as default”;
        Remove unknown homepage Internet Explorer

        Remove OneUpdater homepage Internet Explorer

Step 2: Reset web browsers

To Remove OneUpdater adware, fake homepage from web browsers, it is better to reset the browsers one-by-one. These are the separate guide designed to reset the browsers to its default settings. And also contains Advanced browser settings, so that these stuffs don’t bother you again.

      1. Google Chrome
      2. Mozilla Firefox
      3. Internet Explorer
      4. Microsoft Edge

Step 3: Uninstall OneUpdater/ suspicious program from your computer

  • In the taskbar, click on the “Search” icon. And Type “Apps And Features;”
    Apps And Feature Windows 10

    Apps And Feature Windows 10

  • When the “Apps And Features” window opens, you can see the list of applications installed;
  • Go through it carefully and search for OneUpdater or other apps that looks suspicious to you. If you don’t remember to install yourself;
  • If you find such, click on it to expand; And click on “Uninstall”.
    Uninstall application Windows 10

    Uninstall OneUpdater application Windows 10

  • Repeat for all such apps.

If the program does not allow you to remove it, or says the program is running in the background. Then you need to first finish the task from the task manager.

How To End A Task From Task Manager

  • Press “Window key+ R” and type “taskmgr”.
    Open Task Manager Windows 10

    Open Task Manager Windows 10

  • Now once the task manager window opens, perform these steps:
  • Under the process tab, check for the suspicious program still running;
  • If you find it, right click on the name and select “Open file location”;
  • Then click on “End Task”;
    Task manager End Task Windows 10

    Task manager End Task Windows 10

  • Now go to the file location window opened and select the program and delete that file.

Now, follow the above steps to uninstall the suspicious program from your system.

Step 4: Scan your computer for complete removal of OneUpdater.

Note: The above manual steps may not guarantee the full removal, as the complete removal of any harmful program means more than that. They have the ability to modify the browser settings again and again, till its associated files and registries are not completely removed.

If you are not familiar with the above steps then, we recommend you to choose the automatic removal of OneUpdater Adware.

Remove OneUpdater using HitmanPro.Alert.


HitmanPro.Alert is an advanced anti-malware program that takes on proactive approach towards threat behavior and its activities. This is a real-time malware program that delivers protection from latest threat. Including crypto-malware, ransomware, exploits, spyware, risks related to online transactions.

Thus, running HitmanPro.Alert on your computer will provide your real-time status, checks the browser integrity and alerts or any suspicious activity. So that you can have a safe browsing and online transactions. Read the full review of HitmanPro.Alert here.

Steps To Install And Run HitmanPro.Alert

  • Click on the provided link to download HitmanPro.Alert anti-malware;
    Download HitmanPro.Alert

    Download HitmanPro.Alert

  • Now, open the download folder to locate “hmpalert3”;
  • Click on it, to begin the installation;
  • It will ask your User Account control, if prompted click on “yes”; The download should begin shortly. HitmanPro.Alert window will appear, where you need to choose the options:
Click on Install

Click on Install

  • Choose Protection level as Maximum
  • And tick the other boxes and finally click on “Install”.
  • HitmanPro.Alert only takes 5MB of your memory and is very quick to install.
HitmanPro Scan Process

HitmanPro Scan Process

  • After the installation is complete, the scan will start. First scan may take up some minutes, as it will scan the whole computer.
    HitmanPro Scanning

    HitmanPro Scanning

  • The scan results are here. Carefully look down the list. You can here, the scan has found 1 Riskware and thousands of traces which can be risky.
    AV Threat Detection

    AV Threat Detection

  • You can select the threat to delete, quarantine, ignore or, mark as safe. If you want to remove all the threats, then simply click on the “Next” button below.
    AV Threat Removal

    AV Threat Removal

  • HitmanPro.Alert first creates a restore point and then starts the removal process. This helps to recover from any damage.
    Delete Threats

    Delete Threats

This is the removal process with HitmanPro.Alert.

HitmanPro.Alert step 8

HitmanPro.Alert step 8

However, these steps may help you successfully remove OneUpdater browser hijacker. But you should be cautious while you do any kind of online activity. So, always pay attention to what you choose to download, as various freeware downloads come as software bundles.

Most often, these bundles may purposely drop other harmful programs on the computer. Therefore, it is better to opt for Advanced or custom installation procedure to avoid installation of unknown programs.

Hopefully, you may find this article helpful.

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