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PC Purifier (by www.pcpurifier.com) belongs to the family of potentially unwanted program. It advertises itself as a system optimizer and claims to detect the infection of your PC and several other issues that are causing the slow performance of your device. Once it gets installed on your device, reflect its page saying that your device is not protected and multiple issues have found on your computer. And if you will try to fix the issues detected by PC Purifier, it will state that buy its full version to remove detected infections.


PC Purifier trades on the vulnerabilities left and bundles itself with other free applications that you download off of the Internet. As a few free applications do not adequately disclose that other software are also bundled with them and they will be downloaded alongside while installing the freeware. While installing such freeware, these unwanted programs also get installed without user’s consent. On a Windows device, all the applications as well as Windows settings are stored on the Windows registry.

The Windows registry is not only a database that stores Windows and its applications settings, but it also contains hundreds of thousands of entries. It may be possible that there are some of the entries that may be slightly outdated or it has remnants of an application that you have uninstalled a long ago or there may be a file extension that doesn’t belong to any application installed on your device. PC Purifier scans your registry for these irrelevant and outdated entries and offers the user to remove them by buying and installing its full version.

There are so many registry entices to go through and this potentially unwanted application may remove useful registry entries that will again may bring more troubles for you. Many users have experienced it before that using PC Purifier or similar applications have created more troubles for them. If you need a registry cleaner, there are so many available for free which are good enough. You don’t need to pay anything to get a good registry cleaner on your computer or handheld device.

You always need to pay attention if you are installing any application specifically freeware off Internet as such software installer often includes optional installs like PC Purifier. Be very careful what you agree to download and install. Go through the license terms before installing any program in first-place. To avoid unwanted installs, better to opt out for the advanced or custom installation option. Deselect the software that you don’t want to install or you are not familiar with.

How to remove PC Purifier

This guide will help you in get rid of PC Purifier from Windows. To remove PC Purifier, perform all the steps in the correct order. If in case you face any problem or have doubt, ask experts for help. Follow the steps below to remove PC Purifier:

STEP 1: Uninstall PC Purifier from Windows

STEP 2: Scan your computer with defencebyte AV Pro

STEP 1: Uninstall PC Purifier from Windows

Try to uninstall PC Purifier by using the Windows Control Panel.

  1. Go to the uninstall menu

Windows 8/10

  • To uninstall a program on Windows 10/8, put the cursor on Windows Start button and right-click on it then select “Control Panel” from the pop-up menu.


  • In the “Control Panel” window, go to “Programs” and click on “Uninstall a program” option.



Windows XP/Vista/7

  • Windows XP/Vista /7 users need to click the “Start” button, then “Control Panel” menu option.



  • In the “Control Panel” window, go to “Programs” and click on “Uninstall a program” option.


  1. When the “Programs and Features” screen comes up, scroll through the list of installed programs to find PC Purifier and uninstall it.



If PC Purifier still exists, follow the Step 2.

STEP 2: Scan your computer with defencebyte AV Pro

  1. Download and install defencebyte AV Pro
  2. Check the compatibility and make sure that you are downloading and installing the latest version for your Windows System.
  3. Choose a convenient location to .exe file on your computer.
  4. Window will prompt as soon as the download is completed.
  5. Now, to start the program, click on Run button (Or to start the program, browse the location of the folder and double click on the file defencebyteAVPro_.exe.
  6. Accept the license terms to get ready to go.
  7. Perform the scan on your computer to find PC Purifier, plug-ins, add-ons, harmful programs, and other malicious entities.

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