How to remove Open4u (Removal Guide)

Simple and easy step to delete Open4u instantly from PC

According to expert, it is described as a browser hijacker that will change the homepage and search engine of your web browser into http://Open4u. This notorious malware installed into your computer without having permission. It is the malicious creation of hackers for making illegal profit. This nasty virus is able to infect any Windows based OS and mostly used web browser. It can compromise all types of targeted browsers like Google chrome, Mozilla Firefox, Opera, IE and others. After successful intrusion, it will hide deep inside your system for long time and can perform lots of annoying activities as well as modify your browser and internet settings.

Moreover, Open4u can also install several unwanted extensions, toolbars, add-ons, plug-ins etc automatically. Whenever you will use this dubious search engine to browse internet it will show lots of fake results, ads, pop-ups, offers etc on your system screen. Once you click on those displayed ads, it can automatically redirect your searches on phishing websites that contain lots of viruses or threats. Those annoying will completely down grade your browsing experience and also consume large amount of system resources. It is only intended to drive web traffic on phishing websites to earn referral profit. So, to fix all such troubles, it is very important to remove Open4u soon from the machine.

Threat specification

Name: Open4u

Type: Browser hijacker, Redirect

Description: Aims to display lots of unwanted ads and popups and redirect your searches on harmful websites constantly in order to click on it.

Damage: Slow down computer performance, other PUPs and malware infiltration and internet browser tracking.

Distribution: bundles of free software programs, suspicious websites, harmful links, misleading ads and popup and many more.

Detection tool: Manual as well as automatic guidelines has been provided below under this article.

How it intrudes and collects details?

This virus spread into your system through bundled freeware installers, suspicious links, harmful websites, fake updates, misleading ads and torrent sites. Once installed, it will take complete control of your browser and also block the access of legitimate sites and reroute your browser on harmful web pages. Further, it can steal your personal as well as financial information by tracking your browsing history and online activities. later, people behind this share all those details with hackers who misuse it for making illegal online profit. So, it is advised to remove Open4u from the infected PC.

How to prevent intruding unwanted apps?

• Always use official websites and direct download links to download software.
• Avoid using third party installer, unofficial pages and other similar tools.
• Always read terms and agreements carefully of the installation guide.
• Don’t skip custom or advance options as well as other similar settings.
• Keep all installed apps updated by using tools provided by genuine developers.

Remove Open4u

In order to avoid further infections, you are advised to remove Open4u as soon as possible by going through below mentioned removal guide which have been provided below. You must take quick and necessary steps to remove infiltrated browser hijacker completely and safely from the system.

Antimalware Details And User Guide

Click Here For Windows

Click Here For Mac

Important Note: This malware asks you to enable the web browser notifications. So, before you go the manual removal process, execute these steps.

Google Chrome (PC)

• Go to right upper corner of the screen and click on three dots to open the Menu button
• Select “Settings”. Scroll the mouse downward to choose “Advanced” option
• Go to “Privacy and Security” section by scrolling downward and then select “Content settings” and then “Notification” option
• Find each suspicious URLs and click on three dots on the right side and choose “Block” or “Remove” option

Google Chrome (Android)

• Go to right upper corner of the screen and click on three dots to open the menu button and then click on “Settings”
• Scroll down further to click on “site settings” and then press on “notifications” option
• In the newly opened window, choose each suspicious URLs one by one
• In the permission section, select “notification” and “Off” the toggle button

Mozilla Firefox

• On the right corner of the screen, you will notice three dots which is the “Menu” button
• Select “Options” and choose “Privacy and Security” in the toolbar present in the left side of the screen
• Slowly scroll down and go to “Permission” section then choose “Settings” option next to “Notifications”
• In the newly opened window, select all the suspicious URLs. Click on the drop-down menu and select “Block”

Internet Explorer

• In the Internet Explorer window, select the Gear button present on the right corner
• Choose “Internet Options”
• Select “Privacy” tab and then “Settings” under the “Pop-up Blocker” section
• Select all the suspicious URLs one by one and click on the “Remove” option

Microsoft Edge

• Open the Microsoft Edge and click on the three dots on the right corner of the screen to open the menu
• Scroll down and select “Settings”
• Scroll down further to choose “view advanced settings”
• In the “Website Permission” option, click on “Manage” option
• Click on switch under every suspicious URL

Safari (Mac):

• On the upper right side corner, click on “Safari” and then select “Preferences”
• Go to “website” tab and then choose “Notification” section on the left pane
• Search for the suspicious URLs and choose “Deny” option for each one of them

Manual Steps to Remove Open4u:

Remove the related items of Open4u using Control-Panel

Windows 7 Users

Click “Start” (the windows logo at the bottom left corner of the desktop screen), select “Control Panel”. Locate the “Programs” and then followed by clicking on “Uninstall Program”

Windows XP Users

Click “Start” and then choose “Settings” and then click “Control Panel”. Search and click on “Add or Remove Program’ option

Windows 10 and 8 Users:

Go to the lower left corner of the screen and right-click. In the “Quick Access” menu, choose “Control Panel”. In the newly opened window, choose “Program and Features”

Mac OSX Users

Click on “Finder” option. Choose “Application” in the newly opened screen. In the “Application” folder, drag the app to “Trash”. Right click on the Trash icon and then click on “Empty Trash”.

In the uninstall programs window, search for the PUAs. Choose all the unwanted and suspicious entries and click on “Uninstall” or “Remove”.

After you uninstall all the potentially unwanted program causing Open4u issues, scan your computer with an anti-malware tool for any remaining PUPs and PUAs or possible malware infection. To scan the PC, use the recommended the anti-malware tool.

How to Remove Adware (Open4u) from Internet Browsers

Delete malicious add-ons and extensions from IE

Click on the gear icon at the top right corner of Internet Explorer. Select “Manage Add-ons”. Search for any recently installed plug-ins or add-ons and click on “Remove”.

Additional Option

If you still face issues related to Open4u removal, you can reset the Internet Explorer to its default setting.

Windows XP users: Press on “Start” and click “Run”. In the newly opened window, type “inetcpl.cpl” and click on the “Advanced” tab and then press on “Reset”.

Windows Vista and Windows 7 Users: Press the Windows logo, type inetcpl.cpl in the start search box and press enter.  In the newly opened window, click on the “Advanced Tab” followed by “Reset” button.

For Windows 8 Users: Open IE and click on the “gear” icon. Choose “Internet Options”

Select the “Advanced” tab in the newly opened window

Press on “Reset” option

You have to press on the “Reset” button again to confirm that you really want to reset the IE

Remove Doubtful and Harmful Extension from Google Chrome

Go to menu of Google Chrome by pressing on three vertical dots and select on “More tools” and then “Extensions”. You can search for all the recently installed add-ons and remove all of them.

Optional Method

If the problems related to Open4u still persists or you face any issue in removing, then it is advised that your reset the Google Chrome browse settings. Go to three dotted points at the top right corner and choose “Settings”. Scroll down bottom and click on “Advanced”.

At the bottom, notice the “Reset” option and click on it.

In the next opened window, confirm that you want to reset the Google Chrome settings by click on the “Reset” button.

Remove Open4u plugins (including all other doubtful plug-ins) from Firefox Mozilla

Open the Firefox menu and select “Add-ons”. Click “Extensions”.  Select all the recently installed browser plug-ins.

Optional Method

If you face problems in Open4u removal then you have the option to rese the settings of Mozilla Firefox.

Open the browser (Mozilla Firefox) and click on the “menu” and then click on “Help”.

Choose “Troubleshooting Information”

In the newly opened pop-up window, click “Refresh Firefox” button

The next step is to confirm that really want to reset the Mozilla Firefox settings to its default by clicking on “Refresh Firefox” button.

Remove Malicious Extension from Safari

Open the Safari and go to its “Menu” and select “Preferences”.

Click on the “Extension” and select all the recently installed “Extensions” and then click on “Uninstall”.

Optional Method

Open the “Safari” and go menu. In the drop-down menu, choose “Clear History and Website Data”.

In the newly opened window, select “All History” and then press on “Clear History” option.

Delete Open4u (malicious add-ons) from Microsoft Edge

Open Microsoft Edge and go to three horizontal dot icons at the top right corner of the browser. Select all the recently installed extensions and right click on the mouse to “uninstall”

Optional Method

Open the browser (Microsoft Edge) and select “Settings”

Next steps is to click on “Choose what to clear” button

Click on “show more” and then select everything and then press on “Clear” button.

Conclusion

In most cases, the PUPs and adware gets inside the marked PC through unsafe freeware downloads. It is advised that you should only choose developers website only while downloading any kind of free applications.  Choose custom or advanced installation process so that you can trace the additional PUPs listed for installation along with the main program.