Learn Easy Ways To Remove PUP.Optional.ByteFence Permanently

Does your antivirus detect PUP.Optional.ByteFence every time you scan the machine, but unable to remove it completely, then it’s a common sign that your system is highly infected by a potentially unwanted software. These free applications are often distributed and shared through some third party free applications or other online sources that an internet user often clicks or interact with. Such media never initially disclose about the facts that some hidden applications are also with them and getting secretly installed. But, this never means the users have no choice to prevent their system against unwanted software pieces. Yes, the bundled object never discloses such facts easily, but if the user goes through checking its EULA thoroughly or opts for its advanced installation steps, then they might be able to find and block the unwanted software from being added to their machine unintentionally.

About PUP.Optional.ByteFence security researchers

According to researchers, millions and even more number of victims have reported PUP.Optional.ByteFence as a malicious infection that’s being really hard to be removed out of machine once intruded. So, the experts even have gone through various researches over this pesky application and found the malware is highly disrupting. As it get installed on a machine, it adds various values to startup files, registry settings, browser settings, and many more internal system parts. Doing these modifications, PUP.Optional.ByteFence generally tends to hide itself in such a manner that none of the PC administrative tools can provide users the way to deal with itself. Even the preinstalled security applications fail to detect this program as a vermin because their database even gets affected by this malware code.

So, in case if PUP.Optional.ByteFence has managed somehow to get activated inside your machine, you would really find it harder to recover the system from such unwanted effects. Perhaps, the experts have found some manual methods which if gone through correctly can allow to remove PUP.Optional.ByteFence manually. To learn such steps, refer to our manual guidelines sections below. But, even after you remove PUP.Optional.ByteFence from your machine, the fact that your system is still vulnerable to malware attacks, can never be neglected. Yes, the risks are still available with your system unless you resolve such missing factors on your PC. Such missing factors are a powerful security end to detect malware objects, security and other required updates for your OS or software and many more. Without fulfilling these subjective, a PC will always running with some irregular problems and you would have to fix them every time you face it.

Best method to remove PUP.Optional.ByteFence and secure a system

As per the researchers, having an antivirus installed on computer and even all security updates for operating system even have some chances to get infected by some tragic malware threats. If not, it would never needed any future updates for ever. Means, to secure a system against PUP.Optional.ByteFence like infectious objects, a user highly requires to install specific scanner to malware threats. In this tutorial, recommended a powerful antimalware security program as well well that you can consider if you are looking for a permanent method to remove PUP.Optional.ByteFence and prevent your machine from similar threats.


Steps To Remove PUP.Optional.ByteFence From Compromised Computer

The infections like PUP.Optional.ByteFence or similar ones or those belong to other malware category are all designed to generate with only ill intention to make money for its developers who make use of any technique to force you down. However, most of the security experts associated with different security associations say this is not much harmful browser and can be removed from an infected computer by getting through some steps. If you follow the steps in the same order and with full attention as described in the procedures below, we hope you can also free up your PC easily. It’s recommended to take a hard copy of the guidelines on paper or get another computer to assist you following the steps without any hassles.

Step 1:Track and remove PUP.Optional.ByteFence from computer’s processes from task manager.

Step 2:Locate and delete the definition of this program from startup files, registry files, and host files.

Step 3:Removal of PUP.Optional.ByteFence from all reputed browsers.

Step 4:Delete PUP.Optional.ByteFence with an automatic solution(The Safest and most recommended method)

Step 1: Track and remove PUP.Optional.ByteFence from computer’s processes from task manager.

  • Launch the Task Manager by pressing a key combination CTRL+SHIFT+ESC simultaneously.

  • Review the suspicious processes and note down its file location on computer.end-malicious-process

  • Terminate the processes now.

  • Open the “Run” command box and enter the noted down location to open in file explorer.

  • Delete the file permanently.

Step 2: Locate and delete the definition of this program from startup files, registry files, and host files

  • Launch the file explorer or any folder from my computer.

  • Click on “View” option in the above Menu (Older Windows version’s user may go to control panel to open “Folder options”)

  • Choose “Folder and Search Options”

  • Click over “View” tab.

  • Scroll down to find “Show hidden files and folders” option, and check it in the check box.

  • Find “Hide protected operating system files” and uncheck it. (This will allow you to see super-hidden files in any folder to identify the suspicious ones.)

  • Click “Apply” then “Ok”

Cleaning PUP.Optional.ByteFence definitions from Windows registry

  • To open Windows registry editor, click Win+R combination.

  • Type “regedit” ro simply copy and paste in the command line

  • Press Ok.

  • Navigate to below mentioned registry files depending on your OS versions (32 bit or 64 bit) and delete the files.

[HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run] or

[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] or


  • Now Launch the Windows explorer and navigate to %appdata% to find and delete suspicios executable files from there, and close the window.

Fixing Hosts file to block the unwanted redirections on all active browsers

  • Open windows explorer and navigate to Windows directory.

  • Go to System32/drivers/etc/host

  • open the host file and notice it. If the system is hijacked by the infection you would see several IP definitions at the bottom.

  • Select those IP addresses and delete them. (Don’t delete the local host entry)

  • Save and close the file, and exit the explorer window.

Step 3: Removal of PUP.Optional.ByteFence from all reputed browsers (Steps included for Chrome, Firefox & Internet Explorer)

Google Chrome

  • Launch Chrome browser.

  • Click over the main menu icon and select Tools or More Tools, then Extensions.

  • Scroll down to notice the list of installed extensions to find suspicious one and click the bin option beside it.

  • Click remove button to confirm the deletion.

  • Finally, Reset the Chrome settings to default leaving nothing behind.

Mozilla Firefox

  • Launch the Firefox and press CTRL+SHIFT+A to open extension Window.

  • Look for the PUP.Optional.ByteFence extension and Disable it.

  • Now go to Help section.

  • Click over Troubleshooting information then hit the Reset button.

  • Confirm the act to reset the browser.

Internet Explorer

  • Simply, open the browser and click thee Gear Icon on the upper right corner.

  • Navigate to Internet options and click it.

  • Now, navigate to Toolbars and Extensions, to see the list of installed addons to find unwanted one.

  • Disable or delete the selected extensions permanently.

  • In order to reset the Ie, click over Advanced tab, and click Reset.

  • Press OK button to confirm.

Cleaning the browser’s shortcuts on the computer is also recommended in most of the cases and should be accomplished for all installed browsers, for which the steps are:

  • Select the browser short-cut, and right click on it.

  • Navigate the properties and click it.

  • In the opened window, find the target option, and remove the argument for PUP.Optional.ByteFence .

  • Apply the changes.

Step 4: Remove PUP.Optional.ByteFence with an automatic solution

Although the removal method through manual instructions are effective and proven to provide the best results, still some of the victimized users may fail to get the results as per their desire. This can happen due to lack of technical consent to access most of the administrative utilities as used in above guidelines. If you also got stuck through the instructions or seeking the safest method which needs not any high end manual steps, then opting an automatic solution could be the best solution. You just need to do a few instructions taken in practice to install and scan the system deeply that will fix all issues and remove PUP.Optional.ByteFence completely. The required steps to do so is all here mentioned.


Easily remove all online trending threats from your PC safely at just single click.

Step 1:Download and install PUP.Optional.ByteFence removal tool and install it on your computer (Note:this is a free scanner that will detect the present malwares on your system only. In order to fix the threats completely, you would have to buy its full version to remove the threats.)

Step 1

Step 2: After the installation is finished, run the scanner and you will see the two options as depicted in the image below. Click on “Scan Computer Now” button.

Step 2

Step 3: In this step, you would see the scanning process bar with detection of found threats and its short description along-with its categorized thumbnail.

Step 3

Step 4: Lastly, the scanner finishes scanning the computer to show full list of detected threats on computer. Just click on “Fix Threats” button to complete the removal that hardly takes a few moments depending upon the nature and severity level of the malware items.

Step 4