The f-91-pipe.com is classified as ‘ad’ page that created to display annoying ads within the Chrome, Mozilla Firefox, Internet Explorer and Edge or redirect your web browser on other ads pages. If you’re seeing this annoying web-site then most probably that your browser is infected with ‘ad-supported’ software (also known as adware). As a result of the adware infection, your web browser will be full of ads (pop-ups, banners, in-text links, offers to install an unwanted programs) and your PC system will be slower and slower.
The ad-supported software can change the settings of the Chrome, Firefox, IE and Microsoft Edge, but often that a malicious software like this can also infect all types of web-browsers by changing their desktop shortcuts. Thus forcing the user each time start the browser to see f-91-pipe.com annoying ads.
Technically, the ad-supported software is not a virus, but it does bad things, it generates tons of advertisements, hindering or completely blocking the work in the web browser. It may install other unknown and unwanted applications without your permission, force you to visit malicious web-sites. Moreover, the ‘ad supported’ software can download and install internet browser hijacker. Once installed, it’ll change your home page with an unwanted web site.
Instructions, which is shown below, will allow you to clean your PC from the ‘ad supported’ software as well as remove f-91-pipe.com annoying pop-up ads from the Chrome, Firefox, Internet Explorer and MS Edge and other web browsers.
How can you prevent the f-91-pipe.com ads
The adware spreads with a simple but quite effective way. It’s integrated into the install package of various free applications. Thus on the procedure of install, it will infect your browser. To avoid ad supported software infection, you just need to follow a few simple rules: carefully read the ‘Terms of Use’ and the ‘License’, select only a Manual, Custom or Advanced installation mode, which enables you to make sure that the program you want to install, thereby protect your system from the malicious software like this adware which opens the f-91-pipe.com advertisements.
How to manually remove f-91-pipe.com pop-ups
This useful removal guide for the f-91-pipe.com redirect. The detailed procedure can be followed by anyone as it really does take you step-by-step. If you follow this process to remove f-91-pipe.com ads let us know how you managed by sending us your comments please.
- Delete suspicious and unknown programs by using Windows Control Panel
- Disinfect the browser’s shortcuts to delete f-91-pipe.com redirect
- Remove f-91-pipe.com ads from Chrome
- Remove f-91-pipe.com pop-up ads from Firefox
- Get rid of f-91-pipe.com pop-ups from Internet Explorer
- Remove unwanted Scheduled Tasks
Delete suspicious and unknown programs by using Windows Control Panel
First, you should try to identify and uninstall the program that causes the appearance of annoying ads and web-browser redirect to unwanted sites, using the ‘Uninstall a program’ which is located in the ‘Control panel’.
Windows 8, 8.1, 10
Press Windows key
, then click Search 
. Type ‘Control panel’and press Enter as shown on the screen below.
When the ‘Control Panel’ opens, click the ‘Uninstall a program’ under Programs category like below.
You will see the ‘Uninstall a program’ panel as shown on the screen below.
Very carefully look around the entire list of installed programs. Most likely, one or more of them are responsible for the internet browser redirect to unwanted f-91-pipe.com popup ads. If you have many programs installed, you can help simplify the search of malicious programs by sort the list by date of installation. Once you have found a suspicious, unwanted or unused program, right click to it and press ‘Uninstall’.
Windows XP, Vista, 7
First, press ‘Start’ button and select ‘Control Panel’ at right panel as shown below.
When the Windows ‘Control Panel’ opens, you need to click ‘Uninstall a program’ under ‘Programs’ like below.
You will see a list of programs installed on your personal computer. We recommend to sort the list by date of installation to quickly find the software that were installed last. Most likely they responsibility for the appearance of unwanted pop-ups and browser redirect. If you are in doubt, you can always check the program by doing a search for her name in Google, Yahoo or Bing. When the program, you need to uninstall, is found, simply press on its name, and then click ‘Uninstall’ as shown below.
Disinfect the browser’s shortcuts to delete f-91-pipe.com redirect
Once the adware is started, it can also modify the web browser’s shortcuts, adding an argument such as “http://site.address” into the Target field. Due to this, every time you launch the browser, it will be redirected to an annoying ads.
To clear the web browser shortcut, right-click to it and select Properties. On the Shortcut tab, locate the Target field. Click inside, you will see a vertical line – arrow pointer, move it (using -> arrow key on your keyboard) to the right as possible. You will see a text which starts with “http://” which has been added here. You need to remove it.
When the argument is removed, click the OK button. You need to clean all shortcuts of all your web browsers, as they may be infected too.
Remove f-91-pipe.com ads from Chrome
Like other modern web-browsers, the Google Chrome has the ability to reset the settings to their default values and thereby remove the redirect to f-91-pipe.com annoying advertisements that is caused by the ad supported software.
At first, start the Google Chrome. Next, click the button in the form of three horizontal stripes (
). It will appear the main menu. Click on the option named “Settings”. Another way to open the Chrome’s settings – type chrome://settings in the web browser adress bar and press Enter.
The web browser will display the settings screen. Scroll down to the bottom of the page and click on the “Show advanced settings” link. Now scroll down until the “Reset settings” section is visible, as shown on the image below and press the “Reset settings” button.
The Google Chrome will show the confirmation prompt. You need to confirm your action, click the “Reset” button. The program will start the task of cleaning. Once it is complete, the internet browser settings including the ‘block pop-ups’ option back to the values that have been when the Chrome was first installed on your system.
Remove f-91-pipe.com pop-up ads from Firefox
First, launch the Firefox. Next, click the button in the form of three horizontal stripes (). It will display the drop-down menu. Next, click the “Help” button (
).
In the Help menu, press the “Troubleshooting Information”. In the upper-right corner of the “Troubleshooting Information” page, click “Refresh Firefox” button.
Confirm your action, click the “Refresh Firefox”.
Get rid of f-91-pipe.com pop-ups from Internet Explorer
First, launch the Internet Explorer, then click the button in the form of gear (
). It will show the Tools drop-down menu as on the image below. Next, click the “Internet Options”.
In the Internet Options window click on the Advanced tab, then press the Reset button. The IE will display the “Reset Internet Explorer settings” window like below. Select the “Delete personal settings” check box, then click on “Reset” button.
You will now need to reboot your computer for the changes to take effect.
Remove unwanted Scheduled Tasks
Once installed, the adware can add a task in to the Windows Task Scheduler Library. Due to this, every time when you open your machine, it will show f-91-pipe.com annoying page. So, you need to check the Task Scheduler Library and delete all tasks that have been created by unwanted software.
Press Windows and R keys on your keyboard together. It will display a prompt that titled with Run. In the text field, type “taskschd.msc” (without the quotes) and press OK. Task Scheduler window opens. In the left-hand side, click “Task Scheduler Library”, as shown on the screen below.
Task scheduler, list of tasks
In the middle part you will see a list of installed tasks. Select the first task, its properties will be open just below automatically. Next, click the Actions tab. Necessary to look at the text which is written under Details. Found something such as “explorer.exe http://site.address” or “chrome.exe http://site.address” or “firefox.exe http://site.address”, then you need remove this task. If you are not sure that executes the task, then google it. If it is a component of the malicious applications, then this task also should be removed.
Further click on it with the right mouse button and select Delete as shown on the image below.
Task scheduler, delete a task
Repeat this step, if you have found a few tasks that have been created by malicious program. Once is done, close the Task Scheduler window.
How to remove f-91-pipe.com redirect with free malware remover
Delete f-91-pipe.com ads manually is difficult and often the adware is not completely removed. Therefore, we recommend you to use the Malwarebytes Free that are completely clean your PC. Moreover, the free program will help you to remove malware, browser hijacker and toolbars that your personal computer may be infected too.
- Download Malwarebytes from the link below.
Malwarebytes Anti-malware
317522 downloads
Author: Malwarebytes
Category: Security tools
Update: April 15, 2020
- Close all software and windows on your system. Open the file location. Double-click on the icon that’s named mb3-setup.
- This will run the installation of Malwarebytes. Next, click Next button and follow the prompts.
- When setup is complete, press on the “Scan Now” button to begin scanning your computer for the adware that redirects your web-browser to the f-91-pipe.com unwanted web-page. This procedure can take some time, so please be patient.
- When the system scan is complete, make sure all entries have “checkmark” and click “Quarantine Selected”. Once the disinfection is finished, you may be prompted to reboot your personal computer.
These steps above are shown in detail in the following video guide.
Block f-91-pipe.com pop-ups and other unwanted web-sites
To increase your security and protect your personal computer against new annoying advertisements and malicious web-pages, you need to use application that blocks access to dangerous advertisements and web pages. Moreover, the application can block the show of intrusive advertising, which also leads to faster loading of web pages and reduce the consumption of web traffic.
Download AdGuard program by clicking on the following link.
25646 downloads
Version: 6.4
Author: © Adguard
Category: Security tools
Update: November 15, 2018
After downloading is complete, start the file named adguardInstaller. You will see the “Setup Wizard” screen as shown on the screen below.
Follow the prompts. Once the setup is finished, you will see a window as shown in the figure below.
You can press “Skip” to close the setup application and use the default settings, or press “Get Started” button to see an quick tutorial that will help you get to know AdGuard better.
In most cases, the default settings are enough and you do not need to change anything. Each time, when you start your personal computer, AdGuard will launch automatically and stop popup ads, web-pages like f-91-pipe.com, as well as other harmful or misleading pages. For an overview of all the features of the program, or to change its settings you can simply double-click on the AdGuard icon, which is located on your Windows desktop.
If the problem with f-91-pipe.com is still remained
If MalwareBytes cannot remove f-91-pipe.com pop-up ads, then we suggests to use the AdwCleaner. AdwCleaner is a free removal tool for adware, browser hijackers, PUPs, toolbars.
- Download AdwCleaner from the link below.
AdwCleaner download
220711 downloads
Version: 8.3.2
Author: Xplode, MalwareBytes
Category: Security tools
Update: April 28, 2022
- Double click the AdwCleaner icon. Once the tool is launched the main screen will appear as shown on the image above.
- Now, press the “Scan” button for scanning your computer for the adware that generates f-91-pipe.com ads.
- When it has finished scanning, AdwCleaner will show a scan report. Review the report and then click “Clean” button. It will open a prompt, press “OK” button.
The following video explains the steps above on how to get rid of ad supported software with AdwCleaner.
Finish words
After completing the guide outlined above, your PC should be free from malware and adware. The Google Chrome, Microsoft Internet Explorer, Firefox and MS Edge will no longer open f-91-pipe.com annoying popup ads or redirect you to unwanted web-pages. Unfortunately, if the step-by-step instructions does not help you, then you have caught a new type of ‘ad supported’ software, and then the best way – ask for help in our Spyware/Malware removal forum.
