PUP.Optional.InstallCore virus Removal

Is PUP.Optional.InstallCore virus a serious threat

PUP.Optional.InstallCore virus Removal,

PUP.Optional.InstallCore is an adware that uploads tons of pop up ads on your web pages. So if there are surplus of ads covering your web pages just following you in every site, then there are ample chances that PUP.Optional.InstallCore might have made entry into your Computer.
It is called adware because of its irritating behavior to upload pop up ads without user consent. The pop up ads it uploads bring a halt in the functioning of high speed processes. Naturally your PC becomes slower and you began to worry about it.

Adverse impacts

PUP.Optional.InstallCore creates following adverse impacts on your Computer:

  1.  It makes your Computer very sluggish and its performance degrades
  2.  It tends to create a very negative impact on the search results of your web browsers. You will see the search results completely different from that provided by Bing or Google to you.
  3. Since it is linked to InstallCore, so you will have to maintain extra care because it might attack your Computer as well
  4. It can deny you access to wanted website. Even if it gives access to you to some wanted websites but that will be after a lot of struggle and the wastage of precious time.
  5. The biggest danger that lies with this adware is that it may harbor malware and Ransomware. These Malware and Ransomware can hijack your Computer and cause further problems for you.
  6. The ads appear too frequently and overlap your PC screen. This irritates the user who is in hurry to find a piece of information. He/she will definitely going to get infuriated.
  7. The buffering of videos goes on snail’s pace and you think it is better to exit the player than watch the video.
  8. Moreover this Program has also a tendency to install additional irrelevant Toolbars, infected plugins and other kinds of adware. Though most of the add-ons are harmless but there may be one or two that could wreak havoc with your computer.
  9. Not just this these malware may perform as mediators for bringing more malware to Computer.

Distribution techniques

If you are really serious about getting rid of PUP.Optional.InstallCore from your Computer, then you will have to first know about its spreading mechanism, then only you will be able to remove it from your Computer.
Some of the distribution techniques it uses to make entry into your Computer are as following:


The bundling means hiding the adware in the installation wizard of a freeware. The intention behind it is to drop the product on the Windows of victim. And at the same time ensure victims fails to notice PUP.Optional.InstallCore entry into computer. Some of the software which are used commonly for this job include video Converters, Java updates, Audio editors, Skype and VOIP etc. The reason of choosing these freeware is their popularity in the market. Skype is used by almost all internet users and same is the case with other freeware.

Spam emails

We receive lots of emails from unknown addresses in our webmail inboxes on daily basis. Though we ignore most of these emails because the subject fails to attract us or they are not of our business. But sometimes we see emails from institutes like FBI, famous American healthcare, and banks etc.We become curious to know what is their in. But before opening any such email you should think why will FBI or a bank sent an email to you. The email could be a spam. Once you will click on any such link, it may drop Quick PUP.Optional.InstallCore adware.

Infected External media devices

Sometimes the adware store in the external media devices and when we connect it to our computer, the malware travels into our device.

Malicious websites

There are some Websites on internet which have been declared malicious by the Security experts. When you see Google results on screen, a number of links appear with a red tick on their URL. These red tick links are actually malicious. When you click on these links, the malware infects your device.

Trojans and viruses

The Trojans and viruses already present in your device can also harbor malware. They act as carriers and drag malware to your computer.

 PUP.Optional.InstallCore virus Removal Guide 

If Adware has already infected your computer, go for its removal immediately otherwise when its infection becomes severe, it causes a lot of trouble and becomes too stubborn to remove from the computer.

How to Remove PUP.Optional.InstallCore adware from your computer?

The ads from PUP.Optional.InstallCore can annoy victim to death. And as we told you above they can redirect you to any annoying websites and thus pose a serious threat to the security of your Computer. If you want to remove it from your Computer, you should adapt the following procedure.

Automatic Removal method

When you use an antivirus, antispyware or antimalware to get rid of adware from computer, then it is called Automatic Malware removal method. The software scans your Computer, traces the location of PUP and of all the entries related to it. Then it is your duty to select and remove these entries from your computer. The entire procedure is as given below

  1. First of all you will have to download an antivirus, antispyware or antimalware on your Computer. If you have already installed any one of them, then you don’t need to install them again.
  2. We recommend you to install Malwarebytes, because it is currently the most trusted and power than all antimalware. Its reviews tell the tale.
  3. After downloading it, then you need to click on Scan Now button. And it will scan your Computer thoroughly.
  4. After completing scan, it shows you the location of PUP.Optional.InstallCore and the entries related to it, then you just need to right click on the entries, click on uninstall and remove them from Computer
  5. If you have a doubt in mind that some traces of the Program may be present in computer. Then you can scan your computer once again, and get rid of the threats.

Screenshots : 

DNS Unlocker Removal guide

DNS Unlocker Removal guide

DNS Unlocker Removal guide

DNS Unlocker Removal guide

DNS Unlocker Removal guide

DNS Unlocker Removal guide

Method No.2: Manual Method

Follow the following steps to remove adware manually.

To remove PUP.Optional.InstallCore virus , you may have to mess with registery & system files. Making a single mistake and deleting the wrong thing may corrupt your system.
 To Avoid this use MalwareBytes – PUP.Optional.InstallCore virus Removal Tool.

Step 1 : Uninstall suspicious software using Control Panel.

Manual Removal method

There is an alternate method for removal of PUP.Optional.InstallCore and the entries related to it from computer. The method is known as Manual malware removal method. This method comes handy when you don’t have antimalware available or it fails to deliver quality results.
The entire procedure is as given below

From the Control Panel of Windows 7/XP and vista

  1. Tap on start, then visit control panel and then select Programs and features ( XP- Add/ Remove Programs)
  2. And then remove the PUP
  3. And Tap OK to validate the changes.

 From the Control Panel of Windows 10/8

  1. Start Computer and access its startup menu
  2. Then  select Control Panel
  3. Choose Uninstall a Program
  4. Uninstall and then tap OK to apply the above changes.
  5. How to remove PUP.Optional.InstallCore from Internet browsers?

Internet Explorer

  1. First of all start your browser and access its menu.
  2. Select Manage Add-ons
  3. In the Manage Add-ons Window, search for PUP.Optional.InstallCore and suspicious plugin.
  4. Tap disable to uninstall suspicious entries
  5. Now change the Homepage of your IE. It may have been modified by the PUP.Optional.InstallCore.
  6. Return to Menu and choose Internet Options
  7. And remove Malicious URL and replace it with a preferable domain name.
  8. Tap on Apply to save changes.

Note: If you can’t find required program, sort programs by date in Control panel and search for last installed programs.

After that remove PUP.Optional.InstallCore virus  from your browser.

 From Firefox

  1. Start your Mozilla Firefox browser and go to its menu and select Add-ons>> Extensions.
  2. select the concerned program and the entire related to it
  3. Tap on the Remove to eliminate these entries.
  4. Now select Troubleshooting Information
  5. Tap on Reset Firefox button several times until it removes the concerned Program.