How to remove Microsoft Windows system has detected?

Microsoft Windows system has detected pop-ups in your browser alert about problems with the system. It is a browser hijacker that controls generating of such notifications and shows them in your browser. It forwards you to Dfq2027.host site without your direct intention and tries to persuade in the necessity to install some useful apps because you have problems with your computer. As a rule, there are users who really believe in these tips and install the offered utilities, they can also call on the phone number given in the notification or go to a third-party website as Microsoft Windows system has detected asked.

Microsoft Windows system has detected
Microsoft Windows system has detected

Follow the steps in the slider explaining how to use GridinSoft Anti-Malware.

• Step 1. Download GridinSoft Anti-Malware. Click on its installer in the left-bottom section of your browser.
• Step 2. Allow changes to be made via User Account Control.
• Step 3. Click on “Install” to install the program.
• Step 4. Wait until the program is fully installed into your PC.
• Step 5. Click on “Finish“.
• Step 6. Run the program. Wait until scanning is completed and all malware is detected.
• Step 7. Click on “Clean Now“.
• Step 8. Select the license type and purchase the program. Remove all identified threats with purchased version of the software.
• Step 9. Shut down all your browsers. In GridinSoft Anti-Malware, click on “Tools“, then select “Reset browsers settings” option.
• Step 10. Select browsers you want to be automatically reset and appropriate reset options, then click on “Reset“.
• Step 11. Click on “Protect“. Make sure that Internet Security mode is enabled.

Tips to remove Microsoft Windows system has detected manually from your PC.

STEP 1. Uninstalling unwanted software regularly (via the Control Panel).

In order to get rid of Microsoft Windows system has detected from your system, locate the “Uninstall a program” feature in your PC depending on the version of your Windows operating system:

• For Windows 8/10: Right-click on Start – Quick Access Menu – Control Panel – Uninstall a program. You may check the list of applications and utilities installed on your PC. Find suspicious software that may cause Microsoft Windows system has detected problem, then right-click on it and select “Uninstall“.
• For Windows 7: Click on Start – Control Panel – Uninstall a program. Check the list of programs and software available in your PC that might cause Microsoft Windows system has detected problem, then press “Uninstall“.
• For Windows XP: Click on Start – Control Panel – Add/Remove Programs. You will find the list of available programs in your PC. Right-click on suspicious software that may cause Microsoft Windows system has detected problem and select “Uninstall“.

Here is the detailed process with screenshots on how to uninstall unwanted software manually.

1. Right-click on Windows logo in the bottom-left section of the screen, then select “Control Panel“:

How to start Control Panel in Windows

2. In “Programs” section, click on “Uninstall a program“:

Control Panel – Uninstall a program

3. Right-click on specific unwanted application, the select “Uninstall“:

How to uninstall a program in Windows

Warning! Some unwanted programs may be active (running) while you attempt to uninstall them. It might be necessary for you to end their task via the Task Manager application. Here is how you can do that:

4. Right-click on Windows taskbar, then select “Task Manager“:

How to launch Task Manager

5. Select specific task related to unwanted program, then right-click on it and choose the option “End Task“:

How to end task of specific program in Windows

Warning! Manual malware removal as described above is often a very time-consuming undertaking. It requires a lot of technical skills and does not guarantee absolute repair of your system. We recommend you to select our fully automatic solution to fix your PC on a professional basis.

STEP 2. Fixing your browser home page and search engine settings.

Instructions to fix Google Chrome home page and search engine settings manually.

1. Click on Google Chrome menu in the form of three vertical dots, then select “Settings“:

Google Chrome Settings

2. Scroll down through Google Chrome Settings until you reach “On Startup” section. Select “Open a specific page or set pages“. Find suspicious unwanted home page, then clock on “Remove“:

Google Chrome – Set Pages

3. In Google Chrome Settings find “Search Engine” section. Select your preferred search engine to be enabled if your search settings are messed up (amended) by adware or browser hijacker:

Google Chrome Search Engine parameters

4. Click on “Manage search engines“.
5. Find specific search engine that you do not want to be your default one, then click on “Remove from list“:

Removing unwanted search engine from Google Chrome list

Instructions to restore Mozilla Firefox home page and search engine settings manually.

1. In Mozilla Firefox, click on its menu in the form of three horizontal lines, then select “Options“:

Mozilla Firefox options

2. In “General” section, check home page settings. Remove unwanted parameters, or click on “Restore to Default“:

Mozilla Firefox home page settings

3. In the “Search” section of Mozilla Firefox, select your preferred search engine:

Search engine selection in Mozilla Firefox

4. You may as well remove unwanted search engine completely from Mozilla Firefox by clicking on the “Remove” button next to it:

Removing unwanted search engine from Mozilla Firefox

Instructions to repair Internet Explorer home page and search engine settings manually.

1. In Internet Explorer, click on its settings menu in the form of a gear-wheel, then select “Internet Options“:

Internet Explorer options

2. Click on the “General” tab, then check home page settings. Remove unwanted home page from the field, or click on “Use new tab“. Click on “Apply” to save changes:

Internet Explorer home page settings

3. In Internet Explorer, click on its settings menu in the form of a gear-wheel, then select “Manage add-ons“:

Managing add-ons of Internet Explorer

4. Click on “Search Providers“, then select unwanted search engine and click on “Remove” button related to it:

Internet Explorer – Search Providers

Instructions to change Opera home page and search engine settings manually.

1. Click on Opera menu in the form of “Opera” button, then select “Settings“:

Opera settings

2. Click on “Browser” section, then select “Set pages“:

Opera – Set pages

3. Find unwanted start page of Opera, then click on “X” next to it to remove it:

Opera startup pages

4. In the “Search” section, click on “Manage search engines…“:

Opera – Manage search engines

5. Click on “Make default” to select your preferred default search engine, then click on “Done“:

Opera default search selection

STEP 3. Removing unwanted extensions from browsers.

Deleting unwanted extensions from Google Chrome.

1. Click on Google Chrome menu in the form of three vertical dots, then select “Settings“:

Google Chrome Settings

2. Click on “Settings” in the left menu (in the form of three horizontal lines), then select “Extensions“:
   Google Chrome extensions
3. Find unwanted extension, then click on “Remove” button next to it:

Removing unwanted extension from Google Chrome

Removing unwanted add-ons from Mozilla Firefox.

1. In Mozilla Firefox, click on its menu in the form of three horizontal lines, then select “Add-ons“:

Accessing Mozilla Firefox add-ons

2. Click on the “Extensions” item. If you see suspicious add-ons, disable and then delete them:

Removing suspicious extensions from Mozilla Firefox

Getting rid of unwanted addons from Internet Explorer.

1. In Internet Explorer, click on its settings menu in the form of a gear-wheel, then select “Manage add-ons“:

Managing add-ons within Internet Explorer

2. In the section called “Toolbars and Extensions“, find specific unwanted add-on, then click on “Disable” button related to it:

Disabling unwanted add-on in Internet Explorer

Cleaning unwanted extensions from Opera.

1. Click on Opera menu in the form of “Opera” button, then select “Extensions“:

Accessing Opera extensions

2. Find specific unwanted extension, then click on “Disable” button associated with it:

How to disable extensions in Opera

STEP 4. Disabling push notifications from browsers.

Disabling push notifications from Google Chrome.

1. Click on Google Chrome menu in the form of three vertical dots, then select “Settings“:

Google Chrome Settings

2. Scroll down to the bottom of the page, then click on “Advanced“:

Advanced settings of Google Chrome browser.

3. In “Privacy and Security” section, click on “Content Settings“:

Google Chrome content settings

4. Click on “Notifications“:

Google Chrome notifications

5. Find specific site that is displaying unwanted push notifications, click on its options in the form of three vertical dots, then click on “Remove“:

How to remove unwanted push notifications from Google Chrome.

Disabling push notifications from Mozilla Firefox.

1. In Mozilla Firefox, click on its menu in the form of three horizontal lines, then select “Options“:

Mozilla Firefox options

2. Scroll down to “Privacy & Security” section, then find “Notifications“, click on “Settings” button related to it:

Mozilla Firefox notifications

3. Find unwanted sites that keep displaying unwanted notifications, then change the status from “Allow” to “Block“. Additionally, check the box “Block new requests asking to allow notifications“. Then click on “Save changes“:

How to block unwanted notifications in Mozilla Firefox

STEP 5. Full reset of browsers either manually or automatically (video guides).

Important notice! Trying to fix your browsers manually after malware attack is definitely not easy, requires more skills and time, even with detailed description as above. We recommend you to try our absolutely free feature provided by GridinSoft Anti-Malware to reset your browsers automatically within just a couple of mouse clicks!