Hello Guys, my system's anti virus program alerted with PUP.Optional.OneSystemCare infection. Since that time, my computer is behaving so weird. I have tried a lot but failed to block this infection. I am facing lots of problems while accessing my computer. I am facing lots of problems while accessing my saved data and files as well. Can any one help me in making my system secured with PUP.Optional.OneSystemCare infection??? Thanks in Advance!!

PUP.Optional.OneSystemCare is a Potentially Unwanted Program that lately identified as an adware program. This nasty adware program silently get added and bring changes in essential system's settings aiming to ruin your system's performance. Once activated, PUP.Optional.OneSystemCare will start annoying user by displaying bogus alerts, pop up ads, error messages along with numerous warning alerts aiming to ruin your browsing habit. PUP.Optional.OneSystemCare is created by cyber crooks and system attackers along with the main motive to gain complete access over your compromised system and later on make your machine completely in-accessible. It will bring numerous changes all over the system and its appearance as well aiming to make your system completely non responsive. Most often PUP.Optional.OneSystemCare get added along with bundled freewares downloaded from non authorized websites. Unsafe removal media, clicking unusual links, surfing malicious websites, peer to peer sharing of data are some other common carriers of PUP.Optional.OneSystemCare infection. Thats why, it is advised to take any quick action against this severe PC threat so that you can make your machine secured.

PUP.Optional.OneSystemCare will block all the active and running applications aiming to make your machine completely unusable. It will add up its leery code in the start up section aiming to get reloaded after every start up. PUP.Optional.OneSystemCare will turn off firewalls and will modify security settings aiming to make an easy way for other malicious system's threat. It will modify all your valuable system's settings and will even block all your active and running applications mainly to make your system completely in-accessible. PUP.Optional.OneSystemCare will never let you install any genuine and legitimate applications and program. You would observe lots of other modifications as well without any prior notifications. It will gather all your confidential details including user name, passwords, IP address and many other confidential information by tracking your online activities. Not only this, later on PUP.Optional.OneSystemCare uses all those data in executing illegal activities. In order to get rid of all the above mentioned system's issues, you are advised to get rid of PUP.Optional.OneSystemCare as soon as possible.

Scan PC to Remove PUP.Optional.OneSystemCare

How PUP.Optional.OneSystemCare Infiltrate Your PC

The chance of having PUP.Optional.OneSystemCare infection on your computer increases due to unsafe surfing options. It infects all files, changes system and browser settings in minutes to begin its nettlesome activity. Generally it infiltrate user system to assemble of informative details and make income. It utilize different sorts of techniques to any how penetrate inside Windows system. Some of most common ways are discussed below.

  • Piggybacked Software Installation: PUP.Optional.OneSystemCare mostly utilize free application (game, free security application, games, video etc) program to lurk its malicious code zip files.


  • Accepting Without Reading: Many times it happens that while browsing Internet usually window or advertisement trigger update is required, or this plug-ins required to be installed in system. Without fully reading just accept the prompt make your PC vulnerable to threat attack.


  • Opening E-mail Attachment: PC can get infected with PUP.Optional.OneSystemCare when use to read or download attachment which contain malicious code. Be caution before opening any attachment which is send from unknown names.


  • Not Running Latest Updates: If you are not running latest security updates in your system it makes your system vulnerable.


  • Clicking on Pop-up Window: Many of times when users browse shopping website, have experience that affiliate pop-up or links always use to promote different web pages. If unintentionally or intentionally user click on such links automatically paves way for spyware to get install in system.


  • Browser Add-ons: Piece of software which usually distribute which add for enhancement for browser, like additional toolbar, search box leads to paves way for malware threat to get in your system and browser and arise more of different problems.

How Baneful PUP.Optional.OneSystemCare is?

  • PUP.Optional.OneSystemCare intercepts the browsing experience with unwanted pop-ups, sponsored ads

  • there is potential risks of tracking browser’s history, surfing habits, search queries, cookies etc

  • it infects all browser such as Edge, Chrome, Mozilla Firefox and IE.

  • PUP.Optional.OneSystemCare displays spam and worthless products to grab user’s attention and convinces them to purchase them.

  • It gets installed as browser plug-ins and extensions and later brings menace to the system

  • it exhausts all browser’s resources thus degrading its performance.

  • PUP.Optional.OneSystemCare is one such unreliable application that will drive you crazy with unstoppable ads.

  • It will try all the tricks in book to make users click on the flashing ads thus making them to get redirected to sponsored websites.

  • Comes bundled along if you download any free software without reading its EULA (End User License Agreement).

  • It requires no consent for getting installed on the browser.

  • It might change all important search settings to deliver ruthless results.

  • It keeps on running in the background even if you terminate the processes.

  • Cannot be easily get rid off even after resetting of the browser.

Thus to avoid any risks which are mentioned above users should get rid of PUP.Optional.OneSystemCare ASAP.


How to Uninstall PUP.Optional.OneSystemCare from Control Panel from Windows 10

  • Click and Open Start Menu option




  • Settings option is to be selected on the menu to show all the contents



  • Click on System option




  • On the system Menu, Click on Apps and features option




  • Now Click on PUP.Optional.OneSystemCare to remove it from PC.


How to Eliminate PUP.Optional.OneSystemCare from Windows 8/8.1


Step 1: Press repeatedly F8 to boot PC in Safe Mode. Restart PC and select “Safe Mode with Networking”.



Step 2: Press ALT+Ctrl+Del to open Windows Task Manager. After that, search all the PUP.Optional.OneSystemCare related processes and then click to “End Task”




Step 3: Type “regedit” in Run dialog box and open Windows Registry Editor. Search and delete all the corrupt registries added by PUP.Optional.OneSystemCare infection.


Step 4: Go to Start and then click to open Control Panel.


After that, click Add/Remove Program


Uninstall PUP.Optional.OneSystemCare associated programs from Windows 8/8.1


Uninstall PUP.Optional.OneSystemCare From Window 7/vista


Tap on F8 Key to Enter Safe Mode


Restart PC and select “Safe Mode with Networking”


First of all close all running programs and open Task manager by pressing ALT + CTRL + DEL keys on your keyboard simultaneously.



Now Click on Processes menu and select all the processes associated with PUP.Optional.OneSystemCare one by one then click on End Task.



Now go to the desktop, click on Start Menu on the left lower corner. Move to Control panel and use left mouse click over it.


The Control panel window will open, if are getting the view by Category find and click “Uninstall a program” below “Programs” group.



Now select PUP.Optional.OneSystemCare within programs list and click on Uninstall.

Steps to Eliminate PUP.Optional.OneSystemCare from Windows XP


Step 1: Restart PC in Safe Mode by continuously pressing F8 button. After that, select “Safe Mode with Networking”.


Step 2: Open Windows Task Manager by pressing Alt+Ctrl+Del together. After that, find and select all the PUP.Optional.OneSystemCare associated processes and then click to “End Task” button.


Step 3: Open Run dialog box and then enter “regedit.exe” to open Windows Registry. Search and then delete all the corrupt and infectious registries added by PUP.Optional.OneSystemCare.


Step 4: Click Start button and then go to Control Panel, click to open Windows Add/Remove Program. Search all the PUP.Optional.OneSystemCare related programs and then uninstall it from Windows XP.





How to Uninstall PUP.Optional.OneSystemCare From Your Infected Browser


A. Guidelines to Remove PUP.Optional.OneSystemCare From Microsoft Edge Browser

How to Reset Default Search Engine to Uninstall PUP.Optional.OneSystemCare

Select Settings after selecting More (…) on the address bar


Click and select on View advanced settings option

advance settings-edge

In order to input the search engine, Click on <Add new> under option”Search in the address bar with”


Select Search engine and adds as default by clicking on Add as default option.

How to Reset Default Homepage on Microsoft Edge to Uninstall PUP.Optional.OneSystemCare


  • Select More (…) option on the address bar followed by settings
  • Select specific page or pages under Open with option
  • After selecting the Custom option, enter the URL of the homepage you wish to set as



B. How to Delete PUP.Optional.OneSystemCare from Google Chrome


Click to Open Google Chrome and then click on menu icon which is on the top right corner and then select Tools → Extensions


Select all the malicious extensions including PUP.Optional.OneSystemCare and then select trash icon


Again click on menu icon and select Settings and then click to Manage Search Engines under the Search section


In Search Engines, remove all the infectious search sites and set Google Chrome as Default Browser


C. How to Uninstall PUP.Optional.OneSystemCare From Mozilla Firefox


Launch Mozilla Firefox and find and click “Firefox” button on the top left corner on the screen.


A drop down box will appear, navigate to Add-ons option and click on it.


In the next window select and click on “Extensions” in left pane.


Find PUP.Optional.OneSystemCare add-on and click on the center area to see the border exactly and click on Disable button.
Wait a moment and let the add-on get disabled.


Now click the “Remove” button, later on uninstall the add-on Mozilla will ask you to restart the browser.


D. How to Remove PUP.Optional.OneSystemCare From Internet Explorer


First of all Launch Internet explorer by clicking the Task-bar Icon on desktop.

Now Click on Tool Menu on web browser interface.


Select and click on Manage add-ons in the drop down box.

A View and manage your Internet Explorer Add-ons window will open, now click on “Toolbar and Extensions” option in left pane.

A list of all installed ad-ons will appear, select PUP.Optional.OneSystemCare and click on “Disable” button and Reset IE


Guidelines to Remove PUP.Optional.OneSystemCare with Automatic Removal Tool

PUP.Optional.OneSystemCare Removal Tool is one of the best-selling software available in the market and provides full protection to your PC against PUP.Optional.OneSystemCare. The tool is certified by the West Coast Lab’s Checkmark Certification System. It is designed with latest technology and helps you to remove PUP.Optional.OneSystemCare along with all its related files from the infected PC. The tool uses powerful scanning algorithm so as to detect and delete PUP.Optional.OneSystemCare. The Automatic Removal Tool offers you 2 way protection. As, software update its database regularly and provide complete protection to your system. Also, it is capable enough to identify and delete even the newly designed threats. It offers you 24X7 tech-support for free so that whenever required you can take help of the computer experts.

Automatic removal tool comes up with unique features like System guard, Network Sentry and Scan Scheduler. It also offers you to download the demo version for free. The tool is easy to use and provides you graphical user interface. Thus, what are you waiting for simply use an automatic removal tool and remove PUP.Optional.OneSystemCare from your Windows PC in just few simple clicks. It is compatible with all the earlier and latest version of Windows operating system.

Automatic PUP.Optional.OneSystemCare Removal Tool: Let’s Get Started

Step 1: First of all download and install the Automatic PUP.Optional.OneSystemCare Removal Tool. Click on ‘Scan Computer’ now button to detect PUP.Optional.OneSystemCare and all other threats that are present in your PC.

Scan computer Now

Step 2: Custom Scan – It help you to scan particular section such as memory files, cookies, registry entries, rootkit scan and system memory.

custom scan


Step 3: System Guard – It block the malicious entry and other executable processes performed by the threats. It also protect the Process control, Registry section and Active X control.

System Guard


Step 4: HelpDesk – It is an unique feature comes with an automatic PUP.Optional.OneSystemCare removal tool. It provides you tech support like Custom Fix System and Support Ticket System, so that if required you can direct chat with the virus removal experts.

Spyware helpdesk


Step 5: Network Sentry – It provides protection to your system network and won’t allow unauthorized modification. It protect the DNS settings and HOST file.

Network Sentry


Step 6: Scan Scheduler – This feature helps to scan the PC even if you are not present. In simple words, you can set a time on daily, weekly or monthly basic and your system automatically scan at the pre-set time.


Scan Scheduler


Click to Download PUP.Optional.OneSystemCare Removal Tool