Why my screen gets filled with thatwasgreat.xyz pop-up whenever I attempt to start my online session? From last couple of days, I am having troubles in surfing the web. It doesn't matter which site I am trying to access, my browser gets redirected to unknown pages where lots of fake alerts appears on the screen. My anti-virus program has detected some suspicious programs but I am unable to remove them. I have also find unknown extensions in my browsers and numerous installed programs in the PC. How can I block thatwasgreat.xyz pop-up immediately? Is it possible to uninstall all the fake programs from the PC?

thatwasgreat.xyz pop-up

thatwasgreat.xyz pop-up is recognized as bogus alert which is caused by adware or potentially unwanted programs. It have capability to intrude in the system without any prior notifications and gets installed as an extension in the web browsers including Opera, Safari, Mozilla Firefox, Internet Explorer, Google Chrome etc. thatwasgreat.xyz pop-up will automatically appear on the screen when you will start your web session. You must be aware that it is used by the cyber criminals for promotional purpose of their affiliate programs. When you will click on these links then it will redirect you to unreliable pages of the third parties for increasing their network traffic. You will detect lots of links which will allow you to download free software, programs, videos, music files etc. Clicking on these links will open several new tabs which can results to crashing of the operating system. In reality, these links are infected and when you will click on them to install free softwares then bundles of malicious threats will secretly propagate in your system. Thus, try to avoid clicking on thatwasgreat.xyz pop-up if it appears during your web session.

Hackers uses PPC (pay-per-click) scheme on these ads and gets commission when you will download the free softwares. Even more, it also generates offers and discount coupons which seems extremely attractive. It convince the users to shop from its links to save money. Do not trust these alerts because it is only a trick of the hackers to steal your financial details. When you will proceed to make online payments then they will record your banking details, passwords, credit card information, user names etc even without your knowledge. Whats worse, you will detect abnormal behavior of the PC and it will respond extremely slow to your instructions. Its powerful impacts can also harm the security programs of the system such as anti-virus or Windows Firewall alert. These programs are extremely annoying which will affect your personal identity also. So, try to remove the presence of unwanted programs completely from the system if you want to get rid of thatwasgreat.xyz pop-up permanently.

Scan PC to Remove thatwasgreat.xyz pop-up

How to Uninstall thatwasgreat.xyz pop-up 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 thatwasgreat.xyz pop-up to remove it from PC.


How to Eliminate thatwasgreat.xyz pop-up 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 thatwasgreat.xyz pop-up 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 thatwasgreat.xyz pop-up infection.


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


After that, click Add/Remove Program


Uninstall thatwasgreat.xyz pop-up associated programs from Windows 8/8.1


Uninstall thatwasgreat.xyz pop-up 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 thatwasgreat.xyz pop-up 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 thatwasgreat.xyz pop-up within programs list and click on Uninstall.

Steps to Eliminate thatwasgreat.xyz pop-up 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 thatwasgreat.xyz pop-up 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 thatwasgreat.xyz pop-up.


Step 4: Click Start button and then go to Control Panel, click to open Windows Add/Remove Program. Search all the thatwasgreat.xyz pop-up related programs and then uninstall it from Windows XP.





How to Uninstall thatwasgreat.xyz pop-up From Your Infected Browser


A. Guidelines to Remove thatwasgreat.xyz pop-up From Microsoft Edge Browser

How to Reset Default Search Engine to Uninstall thatwasgreat.xyz pop-up

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 thatwasgreat.xyz pop-up


  • 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 thatwasgreat.xyz pop-up 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 thatwasgreat.xyz pop-up 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 thatwasgreat.xyz pop-up 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 thatwasgreat.xyz pop-up 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 thatwasgreat.xyz pop-up 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 thatwasgreat.xyz pop-up and click on “Disable” button and Reset IE


Click to Download thatwasgreat.xyz pop-up Scanner