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Warning! Windows may be infected. How to Remove? (Uninstall Guide)

removal by - -   Also known as "Warning! Windows may be infected" popup virus | Type: Adware
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“Warning! Windows may be infected” is a misleading pop-up notification, which is related to 24/7 PC Guard virus. It is used to make people think that their PCs are at a risk of malware. In addition to that, after tricking users into thinking that their machines are infected, this alert also seeks to make them use a fake telephone support. Keep in mind that calling the number that is given on ”Warning! Windows may be infected” popup will never fix your computer because all these viruses that are reported on it are invented. Moreover, this can greatly increase your telephone bill because this service costs around 180 $. If you are suffering from “Warning! Windows may be infected” redirects and similar issues that appear on each of your web browsers, you should scan your computer with REPUTABLE anti-spyware and remove potentially unwanted programs, such as adwares and viruses, from it.

How can “Warning! Windows may be infected” hijack my computer?

“Warning! Windows may be infected” ad can easily show up on each of your web browsers because they are caused by specific web browser add-on that is related to it. In order to avoid it, you should be very careful when downloading programs that have nothing to do with Microsoft and other well-known developers. Be sure that you make a small research about every program that you decide to download on your computer. In addition to that, stay away from insecure websites and illegal programs because they can easily transmit “Warning! Windows may be infected” virus or 24/7 PC Guard virus to your computer. Once it infiltrates computer, it modifies some of PC's settings and starts displaying such alert:

WARNING!
Windows may be infected
Adware Dropper.W32 may have infected your computer
Detect: Adware Dropper
Detect: W32 Bundler
Detect: XSS Scripting
Support Recommended
Call 1-(855) 753 9334 for immediate support!

How to remove “Warning! Windows may be infected”?

If you are usually interrupted by “Warning! Windows may be infected” popup, be sure you ignore it because it's fake and malicious. In this case, you should scan your computer with Reimage or STOPzilla.

You can remove Warning! Windows may be infected automatically with a help of one of these programs: Reimage, Malwarebytes Anti Malware. We recommend these applications because they can easily delete potentially unwanted programs and viruses with all their files and registry entries that are related to them.

It might be that we are affiliated with any of our recommended products. Full disclosure can be found in our Agreement of Use. By downloading any of provided Anti-spyware software you agree with our Privacy Policy and Agreement of Use.
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What to do if failed?
If you failed to remove infection using Reimage Reimage, submit a question to our support team and provide as much details as possible.
Reimage is recommended to uninstall Warning! Windows may be infected. Free scanner allows you to check whether your PC is infected or not. If you need to remove malware, you have to purchase the licensed version of Reimage malware removal tool.

More information about this program can be found in Reimage review.
Reimage is recommended to uninstall Warning! Windows may be infected. Free scanner allows you to check whether your PC is infected or not. If you need to remove malware, you have to purchase the licensed version of Reimage malware removal tool.

More information about this program can be found in Reimage review.
Not using OS X? Download a remover for Windows.
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Reimage
We are testing Reimage's efficiency (2014-09-03 06:55)
Malwarebytes Anti Malware
We are testing Malwarebytes Anti Malware's efficiency (2014-09-03 06:55)
Webroot SecureAnywhere AntiVirus
Warning! Windows may be infected screenshot
Warning! Windows may be infected snapshot
Quick menu: Manual Warning! Windows may be infected Removal Guide
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Remove Warning! Windows may be infected from Windows 7 / Vista / XP systems

  • Click Start Control Panel Programs and Features (if you are Windows XP user, click on Add/Remove Programs).

Remove Warning! Windows may be infected from Windows 10 / Windows 8 systems

  • If you are Windows 10 / Windows 8 user, then right-click in the lower left corner of the screen. Once Quick Access Menu shows up, select Control Panel and Uninstall a Program.
Uninstall Warning! Windows may be infected and related programs
  • Here, look for Warning! Windows may be infected or any other recently installed suspicious programs.
  • Uninstall them and click OK to save these changes.
Right click on each of suspicious entries and select 'Uninstall'
WindowsMac OS XInternet ExplorerFirefoxGoogle ChromeSafari

Remove Warning! Windows may be infected from Mac OS X system

If you are using OS X, click Go button at the top left of the screen and select Applications.

Cick 'Go' and select 'Applications'

Wait until you see Applications folder and look for Warning! Windows may be infected or any other suspicious programs on it. Now right click on every of such entries and select Move to Trash.

Click on every malicious entry and select 'Move to Trash'
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Remove Warning! Windows may be infected from Internet Explorer (IE)

Remove dangerous add-ons
  • Open Internet Explorer, click on the Gear icon (IE menu) on the top right corner of the browser and choose Manage Add-ons.
Click on menu icon and select 'Manage add-ons'
  • You will see a Manage Add-ons window. Here, look for Warning! Windows may be infected and other suspicious plugins. Disable these entries by clicking Disable:
Right click on each of malicious entries and select 'Disable' Change your homepage if it was altered by virus:
  • Click on the gear icon (menu) on the top right corner of the browser and select Internet Options. Stay in General tab.
  • Here, remove malicious URL and enter preferable domain name. Click Apply to save changes.
Delete malicious URL, enter your desired domain name and click 'Apply' to save changes Reset Internet Explorer
  • Click on the gear icon (menu) again and select Internet options. Go to Advanced tab.
  • Here, select Reset.
  • When in the new window, check Delete personal settings and select Reset again to complete Warning! Windows may be infected removal.
Go to 'Advanced' tab and click on 'Reset' button. Now select 'Delete personal settings' and click on 'Reset' button again
WindowsMac OS XInternet ExplorerFirefoxGoogle ChromeSafari

Remove Warning! Windows may be infected from Mozilla Firefox (FF)

Remove dangerous extensions
  • Open Mozilla Firefox, click on the menu icon (top right corner) and select Add-ons Extensions.
Click on menu icon and select 'Add-ons'
  • Here, select Warning! Windows may be infected and other questionable plugins. Click Remove to delete these entries.
Select 'Extensions' and look for malicious entries. Click 'Remove' to get rid of each of them Reset Mozilla Firefox
  • Click on the Firefox menu on the top left and click on the question mark. Here, choose Troubleshooting Information.
Click on menu icon and then on '?'. Select 'Troubleshooting Information'
  • Now you will see Reset Firefox to its default state message with Reset Firefox button. Click this button for several times and complete Warning! Windows may be infected removal.
Click on 'Reset Firefox' button for a couple of times
WindowsMac OS XInternet ExplorerFirefoxGoogle ChromeSafari

Remove Warning! Windows may be infected from Google Chrome

Delete malicious plugins
  • Open Google Chrome, click on the menu icon (top right corner) and select Tools Extensions.
Click on menu icon. Select 'Tools' and 'Extensions'
  • Here, select Warning! Windows may be infected and other malicious plugins and select trash icon to delete these entries.
Look for malicious entries and delete each of them by clicking on the Trash bin icon
  • Click on menu icon again and choose Settings Manage Search engines under the Search section.
When in 'Settings', select 'Manage search engines...'
  • When in Search Engines..., remove malicious search sites. You should leave only Google or your preferred domain name.
Click 'X' to remove malicious URLs Reset Google Chrome
  • Click on menu icon on the top right of your Google Chrome and select Settings.
  • Scroll down to the end of the page and click on Reset browser settings.
When in 'Settings', scroll down to 'Reset browser settings' button and click on it
  • Click Reset to confirm this action and complete Warning! Windows may be infected removal.
Click on 'Reset' button to complete your removal
WindowsMac OS XInternet ExplorerFirefoxGoogle ChromeSafari

Remove Warning! Windows may be infected from Safari

Remove dangerous extensions
  • Open Safari web browser and click on Safari in menu at the top left of the screen. Once you do this, select Preferences.
Click on 'Safari' and select 'Preferences'
  • Here, select Extensions and look for Warning! Windows may be infected or other suspicious entries. Click on the Uninstall button to get rid each of them.
Go to 'Extensions' and uninstall malicious add-ons Reset Safari
  • Open Safari browser and click on Safari in menu section at the top left of the screen. Here, select Reset Safari....
Click on 'Safari' and select 'Reset Safari...'
  • Now you will see a detailed dialog window filled with reset options. All of those options are usually checked, but you can specify which of them you want to reset. Click the Reset button to complete Warning! Windows may be infected removal process.
Select all options and click on 'Reset' button

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Information updated:

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