Description of Fl_setup.exe

Fl_setup.exe is an adware installer which will help to introduce and offers the end user additional software, mostly PUPs, with minimal consent on user’s computer. This adware bundler is distributed through Adknowledge’s advertising supported software managers. The application fl_setup.exe, “Premium Installer” by Click Accept has been detected as adware by 30 anti-malware scanners. The program is a setup application that uses the Adknowledge Fusion installer. The file has been seen being downloaded from

Fl_setup.exe have been detected by many antivirus with different name, such as Adware AdPlugin.AHP, Win32/AdWare.iBryte.BF, Adware/iBryte.bxng, PUP.Optional.OptimunInstaller. This installer bundles various adware programs that may include toolbar and web browser advertising injectors/extensions. There are many fake flash player pro and java updater pop up from the fl_setup.exe. This is an installer which may bundle legitimate applications with offers for additional 3rd-party applications that may be unwanted by the user. While the installer contains an ‘opt-out’ feature this is not set be default and is usually overlooked.

This virus can install on your computer without your awareness and permission by bypassing the firewall and changing the registry entries and system files to make it recognition on the computer. Once installed on the computer, fl_setup.exe will perform malicious tasks which will make some changes on the target computer. As fl_setup.exe will bring in many adware on your computer, you will get many pop ups when you surf the Internet. Some domains or extensions will always redirect you to some websites which states that your Java is outdated and need to update or convince you to install some unwanted programs.

The adware come from fl_setup.exe will change the browser setting such as homepage, new tab, search engine. It will add a lot of unwanted extension, add-on, plug-in or toolbar on your browser. All the browser may be infected including Mozilla Firefox, Google Chrome and Internet Explorer, Yahoo, Bing, Opera, Safari, etc. When you surf the internet, you may receive a lot unwanted pop up ads, banners,sponsor links, etc.

How did Fl_setup.exe come into your computer?

Usually fl_setup.exe come into the computer bundled with free applications from the internet, such as free software, video players, optimization utilities,download-managers or PDF creators and email attachment,etc. When you download the free applications, you may agree to install the Fl_setup.exe program on your computer without getting an obvious notice. You should pay more attention when downloading any programs from the Internet, especially to look at the agreement and installation process. Do remember to elect the items you don’t want.

What need to do with Fl_setup.exe?

fl_setup.exe will bring in more and more threats on your computer if you don’t remove it in time. You should remove it completely from the computer. To completely remove fl_setup.exe, you should remove all its components, files, registry and the left overs. If you don’t clean up the left overs on your computer, your computer might be infected with fl_setup.exe again or the virus might still stay on your system and make damage. It’s is important to use a legit antivirus program like Spyhunter to scan your computer for traces of the fl_setup.exe and remove it from your system as soon as possible. By the way, keep Spyhunter on the computer can protect your computer from any future infections or problems.

Here in this post, there are two solutions to remove Fl_setup.exe

<<Remove Fl_setup.exe by using SpyHunter anti-malware.

<< Remove Fl_setup.exe manually.

Instructions to get rid of Fl_setup.exe

Instruction for using SpyHunter anti-malware:

SpyHunter is a world-famous real-time malware protection and removal tool, which is designed to detect , remove and protect your PC from the latest malware attacks, such as Trojans, worms, rootkits, rogue viruses, browser hijacker, ransomware, adware, key-loggers, and so forth. To keep SpyHunter Anti-malware on your computer is an important way to protect your computer in a good condition. Please find the instruction as follow.

Step1. Download SpyHunter by clicking on the icon below.

download Spyhunter1

Step2. Follow the instructions to install SpyHunter.



spyhunter setup finish

Step3. SpyHunter will start scanning your system automatically right after the installation has been completed successfully.


Step4. Select the detect malicious files after your scanning and click “Remove” button to clean up all viruses and invaders.


Step 5. Scan your computer again with Spyhunter to check.


For manually removal

Step 1. Open Control Panel using instructions below base on your operating system.

Accessing Control Panel on Windows XP, Windows Vista, and Windows 7
Click on Start > Control Panel. Window should open where you can adjust your computer settings.

Accessing Control Panel on Windows 8
a) Hover your mouse on lower-left corner of the screen and wait for the icon to appear.
b) Right-click on the icon to display list of accessible programs.
c) Select Control Panel from the list. Window should open where you can adjust your computer settings.

Step 2. When Control Panel window appears, click on ‘Uninstall a program’ under Programs area.


Step 3. On the opening window, select the program you want to remove.


Step 4. Open Registry Editor by navigating to Start Menu, type in Regedit, and then click OK. When you have been in Registry Editor, please remove the following related files and registry entries:

runregistry editor

%AllUsersProfile%\Application Data\random
HKEY_LOCAL_MACHINE\Software\Microsoft\Windows NT\CurrentVersion\Random 
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings “CertificateRevocation” =Random

Step 5. Clear all the cookies of your affected web browsers.

Since the tricky virus has the ability to use cookies for tracing and tracking the internet activity of users, it is suggested users to delete all the cookies before a complete removal.

Google Chrome:

Click on the “Tools” menu and select “Options”.
Click the “Under the Bonnet” tab, locate the “Privacy” section and Click the “Clear browsing data” button.
Select “Delete cookies and other site data” and clean up all cookies from the list.

Mozilla Firefox:

Click on Tools, then Options, select Privacy
Click “Remove individual cookies”
In the Cookies panel, click on “Show Cookies”
To remove a single cookie click on the entry in the list and click on the “Remove Cookie button”
To remove all cookies click on the “Remove All Cookies button”

Internet Explorer:

Open Internet explorer window
Click the “Tools” button
Point to “safety” and then click “delete browsing history”
Tick the “cookies” box and then click “delete”

Step 6 : Scan your computer again with Spyhunter to check.

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Note: Manual removal of Fl_setup.exe is a process of high complexity and should be performed with extreme caution, or mal-operation often results in loss of precious data even system crash. Therefore, if you are not so professional on computer and cannot solve the problem manually, you are recommended to using Spyhunter Anti-malware to remove malware for you easily and quickly. Furthermore, Spyhunter can block the malware and protect your computer from being attacked. Download Spyhunter to keep your computer from many computer invaders now.

<<Scan your computer with SpyHunter anti-malware for free.

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