Stop “When was your last virus scan?” Pop-up

“When was your last virus scan?” pop-up is a small program that is integrated into the system to be able to promote computer assistance service via phone number 1(800) 820-16865. You may get this program by downloading and installing shareware applications or fake software update. By packing “When was your last virus scan?” applet into other software, developers are hoping to spread the service fast and easy. Unknown to user, program they have downloaded and installed will somehow corrupt the system by dropping an adware. So far, “When was your last virus scan?” is deemed as an adware and not a computer virus.

When “When was your last virus scan?” is installed, it will pop-up from the system tray at any given time, without the need be executed. The adware promotes mainly their “computer support” service, followed by a series of tools and programs, which it calls essential.

Aside from system tray “When was your last virus scan?” intervenes with all open programs and appears on top portion. It will contain the following message:

When was your last computer scan? Newly added threats. Accurate and up-to-date information on the latest threats. A threat is an application with the potential to cause harm to a system in the form of destruction. To remove viruses, call tech support now: 1(800) 820-1685.

“When was your last virus scan?” pop-up may deceive you with false findings about computer errors or virus presence. Keep in mind that this is how the program can force you to use their online support assistance. The same method attempts to entice you in buying endorsed programs.

Fake Pop-up Scanner

If you are seeing “When was your last virus scan?” on the computer, it is still best to remove the adware using add/remove program of Windows. If not fully removed, utilize some tools to uninstall “When was your last virus scan?” adware completely.

"When was your last virus scan?" Removal Procedure

Below is a systematic instruction that is very useful in getting rid of the potentially unwanted program (PUP) from compromised Windows computer. Aside from removing the malicious browser extension, this guide is also helpful in deleting browser hijacker and pop-ups.

In order to totally eliminate the threat, it is vital to follow the process in exact manner.

Step 1 : Delete Suspicious Browser Extension

Most adware and unwanted programs use an application called a "browser extension" to be able to take over the settings of internet applications. Therefore, we highly recommend checking and removing the extension that is closely related to "When was your last virus scan?". If it is not present, look for and delete any suspicious browser extension.

Remove Suspicious Extension from Google Chrome

1. Open your Google Chrome browser.

2. Type chrome://extensions/ in the address bar and press Enter on the keyboard.

Chrome URL

3. Find suspicious or any relevant entry and remove it from the Google Chrome browser.

Uninstall the Unwanted Extension from Mozilla Firefox

1. Open the Mozilla Firefox browser.

2. Type about:addons in the address bar and press Enter on the keyboard.

Firefox URL

3. Choose Extensions from the sidebar menu.

4. Look for an object that pertains to "When was your last virus scan?" and remove it from the browser.

After deleting the malicious browser extension, it is expected that pop-ups and other troubles will be gone from the internet browser.

Remove Malicious Items from Microsoft Windows and Edge Browser

1. On your keyboard, press Windows Key + R and then, type the appwiz.cpl command.

2. The Program and Features window will open. Arrange the list in a chronological manner, with recently installed applications on top. To do this, click on the 'Installed On' column.

Add-Remove Malware

3. Select Unwanted Programs or a recently installed unwanted entry. Then, click on Uninstall to remove it from the Windows system.

If "When was your last virus scan?" is still present on the browser and there are still pop-ups, another option is to remove the adware from the browser settings.

4. Open the Microsoft Edge program.

5. Input edge://extensions/ in the URL bar and press Enter on the keyboard.

6. Look for and Remove or Disable suspicious entries from the Installed Extensions area. Additionally, delete the same object from the Search Providers section by executing the Hijacker Removal Procedure for Edge.

7. Close the window and restart Microsoft Edge.

Step 2 : Scan the PC with Combo Cleaner for Windows

Combo Cleaner is a trusted PC security and optimization tool equipped with powerful virus and malware detection engine. This program can get rid of pop-up and redirect adware like "When was your last virus scan?" through this procedure.

1. Download the application from the following page:

2. Save the file to your preferred location.

3. Double-click the downloaded file CCSetup.exe and install with the default settings.

CC for Windows Installation

4. At the end of the setup process, click Finish to run Combo Cleaner.

5. The tool will update the signature file, please wait for this process to complete.

6. To begin checking for threats like "When was your last virus scan?", click on the Start Scan button. Wait for this scan to finish.

CC for Windows Start Scan

7. At the end of the scan process, click on Remove all threats to delete "When was your last virus scan?" pop-up and redirect including all malicious objects from the computer.

Free features of Combo Cleaner for Windows include Disk Cleaner, Big Files finder, Duplicate files finder, and Uninstaller. To use antivirus, privacy scanner, and to delete identified threats, users have to upgrade to a premium version.

Please continue with the succeeding removal procedures if your are comfortable to manually get rid of the threat and malicious items linked with it.

Step 3 : Scan and Delete Adware with AdwCleaner

In addition to the procedure, we suggest scanning the computer with AdwCleaner tool. Possibly, there are some traces of "When was your last virus scan?" on the browser that was not deleted during the preceding steps. This tool will scan the computer and check for presence of malicious applications as well as invalid browser entries that produces hijacking, redirects, and pop-ups.

1. Follow the link below to download the tool called AdwCleaner.

2. When the download has completed, please close all running programs on the computer especially browsers affected by "When was your last virus scan?" pop-up.

3. Browse the location of the downloaded file and double-click on adwcleaner_Ver.exe to start running the tool. Then, click on Scan button.

AdwCleaner

4. AdwCleaner searches the computer for malicious programs, extensions, plug-ins, adware, and any items that may be associated to "When was your last virus scan?". It will also check for suspicious entries on browser settings that is associated with the hijacker.

5. Clean or Remove all suspicious and harmful items identified after the thorough scan.

6. After the cleanup procedure, rebooting the computer is required to finalize the removal of detected threats.

Check if your internet browser application is no longer being bothered by "When was your last virus scan?" pop-up. If the browser hijacker still persists, please continue with the steps below to reset internet programs to default settings.

Optional : Reset Internet Browser Program

Cleaning your internet browser from clutter and unwanted add-on/extension is a must when dealing with "When was your last virus scan?". The procedure below discusses on resetting various browsers to their default state.

Restore Google Chrome to Default Settings

Resetting Google Chrome to its default settings is helpful in deleting hard-to-remove extensions. This method is highly advisable to perform if you have difficulty removing unwanted extensions.

1. Open the Google Chrome internet browser.
2. On the address bar, type chrome://settings/reset and press the Enter key.
3. Click on Reset Settings on the sidebar and choose Restore settings to their original defaults.
4. On the confirmation window, click the Reset settings button to clear all malicious entries.
5. Close the existing tab and restart Google Chrome. That should have removed the malicious extension and associated objects.

Reset Mozilla Firefox to Default

This section describes how to remove unwanted extensions from Firefox that may be related to "When was your last virus scan?". This process can fix many browser issues by restoring Firefox to factory settings without affecting your essential information (bookmarks, browsing history, passwords, and Internet cookies) on the browser. If you desire to remove only a specific extension, please see the manual removal of add-ons from Firefox.

1. Input the string about:support on the Firefox web address and press Enter on the keyboard.
2. You will now see the Troubleshooting Information page of Mozilla Firefox.
3. You will notice a section in the upper-right corner of the screen stating, Give Firefox a tune-up. Click the Refresh Firefox button.
4. If a confirmation window appears, click Refresh Firefox to continue.
5. Firefox browser will close and start the resetting process. When done, it will display a list of restored data. "When was your last virus scan?" should be gone by now. Click Finish to open a fresh version of Firefox.

Restore Microsoft Edge to Default Settings

1. Open the Microsoft Edge browser.
2. On the address bar, please input edge://settings/reset and press Enter on the keyboard.
3. Once you are on the Reset Settings page, click on Restore settings to their default values.
4. A confirmation window will appear; click on the Reset button to continue.

Your data, like favorites, bookmarks, and history, will remain in the browser. However, this process will delete add-ons by "When was your last virus scan?" and other unknown objects.

About the author

Leave a Comment

Your email address will not be published. Required fields are marked *