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PUADIManager win32/installcore

PUADIManager win32/installcore is associated with a type of potentially unwanted applications (PUA) called InstallCore, which is a software installer that bundles additional software along with the desired application, often without your consent or knowledge. InstallCore may install adware, browser hijackers, or other PUAs on your computer, and may also modify your registry, startup, or browser settings. InstallCore may also collect your personal information, such as IP address, browser type, or device model and perform actions that can affect your system performance, security, or privacy. For this reason, PUADIManager win32/installcore should be removed from the system with the help of reliable security software.

PUADIManager win32/installcore
PUADIManager win32/installcore detected by Windows Firewall

What is PUADIManager win32?

PUADIManager win32 is a generic detection name given by Microsoft Defender Antivirus that could indicate the presence of potentially unwanted applications (PUA) that may be installed on your computer. PUAs are not necessarily malicious, but they may display unwanted ads, install toolbars, change browser settings, or collect user data. PUADIManager win32 may be associated with different types of PUAs, such as adware, browser hijackers, or bundlers.

Is PUADIManager a virus?

PUADIManager is not a virus because it cannot replicate itself on other files or programs, but it may be considered a virus or a Trojan by Microsoft Defender Antivirus because it may install other unwanted or harmful software on your computer. However, not all antivirus programs may detect or remove PUADIManager, as it may not be considered a serious threat. Some users may also install PUADIManager intentionally, as it may be part of a software package that they want to use. Therefore, it is important to be careful when downloading and installing software from unknown or untrusted sources, and to read the terms and conditions before agreeing to anything.

PUADI Manager

PUADI Manager has been reported as a source of disturbance by users, mainly due to its persistence on the system. According to user experiences, the program installs itself on the computer and creates a folder named “PUADI Manager” in the Program Files directory. It also creates a shortcut on the desktop and a registry entry that makes it run at startup. Attempts to delete the service folder, however, revert a message that says it is opened elsewhere, leaving users in a cycle of ineffective prompts. PUADIManager:Win32/OfferCore is a similar detection name to PUADI Manager that has also caused a stir in online forums for the similar reason, with people asking if this is a virus or a false positive, detected by their antivirus.

PUADI Manager
User from Microsoft forum complaining abut PUADI Manager

The PUADIManager win32 virus

The PUADIManager win32 virus is a common term people use to refer to the PUADIManager win32 detection by Windows Defender. Allegedly, this virus is associated with several computer issues, including system slowdowns, pop-up displays, and disruptions to the internet connection. There is speculation among users that the virus could be a false positive triggered by a downloaded or copied file from an external source. Despite these uncertainties, it’s recommended to treat this detection seriously due to the potential threat it poses. Users are urged to take precautionary measures and consider removing the flagged elements to ensure the safety and integrity of their systems.


NamePUADImanager Win32/InstallCore
Type Trojan
Detection Tool

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How to Remove PUADIManager:win32/installcore

To try and remove PUADImanager Win32/InstallCore quickly, you can try this:

  1. Go to your browser’s settings and select More Tools (or Add-ons, depending on your browser).
  2. Then click on the Extensions tab.
  3. Look for the PUADImanager Win32/InstallCore extension (as well as any other unfamiliar ones).
  4. Remove PUADImanager Win32/InstallCore by clicking on the Trash Bin icon next to its name.
  5. Confirm and get rid of PUADImanager Win32/InstallCore and any other suspicious items.

If this does not work as described, please follow our more detailed PUADImanager Win32/InstallCore removal guide below.

If you have a Windows virus, continue with the guide below.

If you have a Mac virus, please use our How to remove Ads on Mac guide.

If you have an Android virus, please use our Android Malware Removal guide.

If you have an iPhone virus, please use our iPhone Virus Removal guide.

Some of the steps may require you to exit the page. Bookmark it for later reference.
Next, Reboot in Safe Mode (use this guide if you don’t know how to do it).

Step1 Uninstall the PUADImanager Win32/InstallCore app and kill its processes

The first thing you must try to do is look for any sketchy installs on your computer and uninstall anything you think may come from PUADImanager Win32/InstallCore. After that, you’ll also need to get rid of any processes that may be related to the unwanted app by searching for them in the Task Manager.

Note that sometimes an app, especially a rogue one like PUADImanager Win32/InstallCore, may ask you to install something else or keep some of its data (such as settings files) on your PC – never agree to that when trying to delete a potentially rogue software. You need to make sure that everything is removed from your PC to get rid of the PUADImanager Win32/InstallCore. Also, if you aren’t allowed to go through with the uninstallation, proceed with the guide, and try again after you’ve completed everything else.

  • Uninstalling the rogue app
  • Killing any rogue processes

Type Apps & Features in the Start Menu, open the first result, sort the list of apps by date, and look for suspicious recently installed entries.

Click on anything you think could be linked to PUADImanager Win32/InstallCore, then select uninstall, and follow the prompts to delete the app.

delete suspicious PUADImanager Win32/InstallCore items

Press Ctrl + Shift + Esc, click More Details (if it’s not already clicked), and look for suspicious entries that may be linked to PUADImanager Win32/InstallCore.

If you come across a questionable process that might be linked to PUADImanager Win32/InstallCore, right-click it, click Open File Location, scan the files with the free online malware scanner shown below, and then delete anything that gets flagged as a threat.

Each file will be scanned with up to 64 antivirus programs to ensure maximum accuracy
This scanner is free and will always remain free for our website's users.
This file is not matched with any known malware in the database. You can either do a full real-time scan of the file or skip it to upload a new file. Doing a full scan with 64 antivirus programs can take up to 3-4 minutes per file.
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    Delete PUADImanager Win32/InstallCore files and quit its processes.

    After that, if the rogue process is still visible in the Task Manager, right-click it again and select End Process.

    Step2 Undo PUADImanager Win32/InstallCore changes made to different system settings

    It’s possible that PUADImanager Win32/InstallCore has affected various parts of your system, making changes to their settings. This can enable the malware to stay on the computer or automatically reinstall itself after you’ve seemingly deleted it. Therefore, you need to check the following elements by going to the Start Menu, searching for the specific system elements that may have been affected, and pressing Enter to open them and see if anything has been changed there by the PUADImanager Win32/InstallCore virus without your approval. Then you must undo any unwanted changes made to these settings in the way shown below:

    • DNS
    • Hosts
    • Startup
    • Task
    • Services
    • Registry

    Type in Start Menu: View network connections

    Right-click on your primary network, go to Properties, and do this:

    Undo DNS changes made by PUADImanager Win32/InstallCore

    Type in Start Menu: C:\Windows\System32\drivers\etc\hosts

    Delete PUADImanager Win32/InstallCore IPs from Hosts

    Type in the Start Menu: Startup apps

    Disable PUADImanager Win32/InstallCore startup apps

    Type in the Start Menu: Task Scheduler

    Delete PUADImanager Win32/InstallCore scheduled tasks

    Type in the Start Menu: Services

    Disable PUADImanager Win32/InstallCore services

    Type in the Start Menu: Registry Editor

    Press Ctrl + F to open the search window

    Clear the Registry from PUADImanager Win32/InstallCore items

    About the author


    Violet George

    Violet is an active writer with a passion for all things cyber security. She enjoys helping victims of computer virus infections remove them and successfully deal with the aftermath of the attacks. But most importantly, Violet makes it her priority to spend time educating people on privacy issues and maintaining the safety of their computers. It is her firm belief that by spreading this information, she can empower web users to effectively protect their personal data and their devices from hackers and cybercriminals.

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