Uninstall PUP.CornerSunshine : Tips To Get Rid of PUP.CornerSunshine

Threat Analysis:




Potentially Unwanted Program (PUP)

Danger Level:


Possible Symptoms:

Deliver of fake error warnings, Degradation of computer performance, Alter default system settings and Install other rogue programs.


It is used to sponsor the third party ads through displaying pop-ups and sponsored links all over the web browsers.

Detection Method:

Use PUP.CornerSunshine Free Scanner in order to confirm the invasion of this adware on your computer.



Distribution Method of PUP.CornerSunshine

Most probably, you are not very much sure that how PUP.CornerSunshine got into your machine, because the distribution method of this adware program is quite tricky. It can be distributed with the third party installation setups or may be got inside your computer while visiting any suspicious websites like pornographic or clicking on any malicious links and pop-ups. Furthermore, PUP.CornerSunshine threat can also infect the targeted computer while users update their existing programs or applications from an unverified redirected, P2P file sharing websites, downloading pirated software, playing online games, and inserts infected media devices. Hence, the PC users are always advised to choose the “Custom” or “Advanced” installation process while going through the next installation procedure and must remain alert while updating the apps or software or sharing any files via Internet. Thus, you can avoid the installation or annoying program like PUP.CornerSunshine.

Disturbing Issues Caused by PUP.CornerSunshine

  • Shows plenty of intrusive ads on your system screen.
  • Slows down the Internet or network connectivity.
  • Download and installs other rogue programs or apps.
  • Consumes all the available resources of the machine.
  • Degrades the performance of an infected computer.
  • Inserts malicious codes in order to execute automatically.

Click to Free Scan for PUP.CornerSunshine on PC



Step:1 Remove PUP.CornerSunshine or any Suspicious Program from Control Panel resulting in Pop-ups

  • Click on Start and in Menu, Select Control Panel.


  • In Control Panel, Search for PUP.CornerSunshine or any suspicious program


  • Once found, Click to Uninstall PUP.CornerSunshine or related program from list of Programs

program and features uninstall

  • However, if you are not sure do not Uninstall it as this will remove it permanently from the system.

Step:2 How to Reset Google Chrome to Remove PUP.CornerSunshine

  • Open Google Chrome browser on your PC
  • On the top right corner of the browser you will see 3 stripes option, click on it.
  • After that click on Settings from the list of menus available on chrome’s panel.

  • At the end of the page, a button is available with option to “Reset settings”.

Reset chrome 1

  • Click on the button and get rid of PUP.CornerSunshine from your Google Chrome.

Reset Chrome 2

How to Reset Mozilla Firefox to Uninstall PUP.CornerSunshine

  • Open Mozilla Firefox web browser and click on the options icon with 3 stripes sign and also click on help option with (?) mark.
  • Now click on “Troubleshooting Information” from the given list.


  • Within the upper right corner of the next window you can find “Refresh Firefox” button, click on it.


  • To reset your Mozilla Firefox browser simply click on “Refresh Firefox” button again, after which all unwanted changes made by PUP.CornerSunshine will be removed automatically.

Steps to Reset Internet Explorer to Get Rid of PUP.CornerSunshine

  • You need to close all Internet Explorer windows which are currently working or open.
  • Now open Internet Explorer again and click on Tools button, with wrench icon.
  • Go to the menu and click on Internet Options.


  • A dialogue box will appear, then click on Advanced tab on it.
  • Saying Reset Internet Explorer Settings, click on Reset again.

  • When IE applied the default settings then, click on Close. And then click OK.

Restart the PC is a must for taking effect on all the changes you have made.

Step:3 How to Protect your PC from PUP.CornerSunshine in Near Future

Steps to Turn On Safe Browsing Features

Internet Explorer: Activate SmartScreen Filter against PUP.CornerSunshine

  • This can be done on IE Versions 8 and 9. It mailnly helps in detecting PUP.CornerSunshine while browsing
  • Launch IE
  • Choose Tools in IE 9. If you are using IE 8, Find Safety option in Menu
  • Now Select SmartScreen Filter and opt for Turn on SmartScreen Filter
  • Once done, Restart IE



How to Enable Phishing and PUP.CornerSunshine Protection on Google Chrome

  • Click on Google Chrome browser
  • Select Customize and Control Google Chrome (3-Bar Icon)
  • Now Choose Settings from the option
  • In the Settings Option, Click on Show advanced Settings which can be found at the bottom of the Setup
  • Select Privacy Section and click on Enable Phishing and Malware Protection
  • Now Restart Chrome, this will keep your browser safe from PUP.CornerSunshine


How to Block PUP.CornerSunshine Attack and Web Forgeries

  • Click to Load Mozilla Firefox
  • Press on Tools on Top Menu and Select options
  • Choose Security and enable check mark on following
  • warn me when some site installs add-ons
  • Block reported Web forgeries
  • Block reported attack Sites


If still PUP.CornerSunshine exists on your system, Scan your PC to detect and Get Rid of it

Kindly submit your question, incase if you wish to know more about PUP.CornerSunshine Removal