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Uninstall MightyBrowser from the browser and operating system

Also Known As: Ads by MightyBrowser
Type: Mac Virus
Damage level: Medium

What is MightyBrowser?

According to developers of the MightyBrowser application, this software supposedly help users to browse and search. In fact, MightyBrowser is a potentially unwanted application (PUA) categorized as adware. People do not generally download or install apps of this type intentionally - they are often tricked.

Note that adware-type apps deliver intrusive advertisements and are often designed to gather various information relating to users.

MightyBrowser adware

Applications such as MightyBrowser usually serve intrusive ads that conceal underlying content of visited websites. If clicked, the ads redirect users to untrustworthy websites or even execute scripts that download and/or install unwanted software. Some examples of ads that most adware-type applications display include various pop-ups, banners, coupons, surveys, etc.

Furthermore, research shows that MightyBrowser can access (collect) information such as passwords, credit card details, telephone numbers and other data that is saved on browsers. PUAs are usually designed to gather other, browsing-related details.

For example, users' IP addresses, entered search queries, addresses of visited web pages, geolocations, and so on.

Typically, adware developers misuse the information to generate revenue and share it with third parties (potentially, cyber criminals). This can lead to problems such as identity theft, issues relating to browsing safety, privacy, and so on. For this reason, uninstall MightyBrowser and all other adware immediately.

Threat Summary:
Name Ads by MightyBrowser
Threat Type Adware, Mac malware, Mac virus.
Symptoms Your Mac becomes slower than normal, you see unwanted pop-up ads, you are redirected to dubious websites.
Distribution methods Deceptive pop-up ads, free software installers (bundling), fake Flash Player installers, torrent file downloads.
Damage Internet browser tracking (potential privacy issues), display of unwanted ads, redirects to dubious websites, loss of private information.
Malware Removal (Mac)

To eliminate possible malware infections, scan your Mac with legitimate antivirus software. Our security researchers recommend using Combo Cleaner.
▼ Download Combo Cleaner for Mac
To use full-featured product, you have to purchase a license for Combo Cleaner. Limited seven days free trial available. Combo Cleaner is owned and operated by Rcs Lt, the parent company of PCRisk.com read more.

Some other adware-type apps that are very similar to MightyBrowser include ProdigySearch, ExtraList, and OutputData. These are just a number of examples from many more.

Typically, adware developers advertise this software as useful, legitimate, etc. In this case, they offer an enhanced browsing experience. Unfortunately, adware-type apps (and most other PUAs) do not deliver any of the features promised. They are designed only to help the developers to generate revenue.

How did MightyBrowser install on my computer?

Few people download and install adware or other PUAs intentionally. In most cases, they download and/or install them by clicking intrusive advertisements or through the set-ups of various software.

To trick people into downloading and/or installing unwanted apps with regular software, developers include PUAs into the download or installation set-ups and hide related information in "Custom", "Manual", "Advanced" and other settings.

This distribution method is called "bundling", however, people install and/or download this unwanted software only when they leave all of the aforementioned settings unchecked and unchanged.

How to avoid installation of potentially unwanted applications

Avoid clicking intrusive ads, especially if they are displayed on dubious web pages. For example, those relating to adult dating, pornography, gambling, and so on. These ads often lead to deceptive, potentially malicious websites or cause unwanted downloads/installations.

Furthermore, programs should not be downloaded or installed using third party downloaders, installers, Peer-to-Peer networks (such as torrent clients, eMule, etc.), unofficial websites, and so on. Download software only from official, trustworthy websites and via direct download links.

Download and installation set-ups often contain settings such as "Custom", "Advanced". Dismiss any offers to download or install unwanted software in these settings before completing download or installation. If you believe that adware or a PUA is already installed, remove all suspicious extensions, add-ons, and/or plug-ins that are installed on the browser.

Also, remove any unwanted software of this kind installed on the operating system immediately. If your computer is already infected with MightyBrowser, we recommend running a scan with Combo Cleaner Antivirus for macOS to automatically eliminate this adware.

Pop-up window displayed once MightyBrowser installation is complete:

pop-up displayed once MightyBrowser installation is done

MightyBrowser adware installed on Safari:

MightyBrowser Safari extension

Installation folder of MightyBrowser PUA:

MightyBrowser installation folder and its contents

Instant automatic Mac malware removal: Manual threat removal might be a lengthy and complicated process that requires advanced IT skills. Combo Cleaner is a professional automatic malware removal tool that is recommended to get rid of Mac malware. Download it by clicking the button below:
▼ DOWNLOAD Combo Cleaner for Mac By downloading any software listed on this website you agree to our Privacy Policy and Terms of Use. To use full-featured product, you have to purchase a license for Combo Cleaner. Limited seven days free trial available. Combo Cleaner is owned and operated by Rcs Lt, the parent company of PCRisk.com read more.

Quick menu:

Video showing how to remove MightyBrowser adware using Combo Cleaner:

MightyBrowser adware removal:

Remove MightyBrowser-related potentially unwanted applications from your "Applications" folder:

mac browser hijacker removal from applications folder

Click the Finder icon. In the Finder window, select "Applications". In the applications folder, look for "MPlayerX", "NicePlayer", or other suspicious applications and drag them to the Trash. After removing the potentially unwanted application(s) that cause online ads, scan your Mac for any remaining unwanted components.

Remove adware-related files and folders

Mac Go To Folder step

Click the Finder icon, from the menu bar. Choose Go, and click Go to Folder...

Mac removing related files and folders - step 1Check for adware generated files in the /Library/LaunchAgents/ folder:

Mac go to /Library/LaunchAgents - step 1

In the Go to Folder... bar, type: /Library/LaunchAgents/

Mac go to /Library/LaunchAgents - step 2

In the "LaunchAgents" folder, look for any recently-added suspicious files and move them to the Trash. Examples of files generated by adware - "installmac.AppRemoval.plist", "myppes.download.plist", "mykotlerino.ltvbit.plist", "kuklorest.update.plist", etc. Adware commonly installs several files with the exact same string.

Mac removing related files and folders - step 2Check for adware generated files in the ~/Library/Application Support/ folder:

Mac go to /Library/Application Support - step 1

In the Go to Folder... bar, type: ~/Library/Application Support/

Mac go to /Library/Application Support - step 2

In the "Application Support" folder, look for any recently-added suspicious folders. For example, "MplayerX" or "NicePlayer", and move these folders to the Trash.

Mac removing related files and folders - step 3Check for adware generated files in the ~/Library/LaunchAgents/ folder:

Mac go to ~/Library/LaunchAgents - step 1

In the Go to Folder... bar, type: ~/Library/LaunchAgents/

Mac go to ~/Library/LaunchAgents - step 2

In the "LaunchAgents" folder, look for any recently-added suspicious files and move them to the Trash. Examples of files generated by adware - "installmac.AppRemoval.plist", "myppes.download.plist", "mykotlerino.ltvbit.plist", "kuklorest.update.plist", etc. Adware commonly installs several files with the exact same string.

Mac removing related files and folders - step 4Check for adware generated files in the /Library/LaunchDaemons/ folder:

Mac go to /Library/LaunchDaemons - step 1

In the "Go to Folder..." bar, type: /Library/LaunchDaemons/

Mac go to /Library/LaunchDaemons - step 2

In the "LaunchDaemons" folder, look for recently-added suspicious files. For example "com.aoudad.net-preferences.plist", "com.myppes.net-preferences.plist", "com.kuklorest.net-preferences.plist", "com.avickUpd.plist", etc., and move them to the Trash.

Mac removing malware related files and folders - step 5Scan your Mac with Combo Cleaner:

If you have followed all the steps correctly, your Mac should be clean of infections. To ensure your system is not infected, run a scan with Combo Cleaner Antivirus. Download it HERE. After downloading the file, double click combocleaner.dmg installer. In the opened window, drag and drop the Combo Cleaner icon on top of the Applications icon. Now open your launchpad and click on the Combo Cleaner icon. Wait until Combo Cleaner updates its virus definition database and click the "Start Combo Scan" button.

Mac remove malware with Combo Cleaner - step 1

Combo Cleaner will scan your Mac for malware infections. If the antivirus scan displays "no threats found" - this means that you can continue with the removal guide; otherwise, it's recommended to remove any found infections before continuing.

Mac remove malware with Combo Cleaner - step 2

After removing files and folders generated by the adware, continue to remove rogue extensions from your Internet browsers.

Remove malicious extensions from Internet browsers

Safari iconRemove malicious Safari extensions:

Removal of malicious extensions in Safari - step 1

Open the Safari browser, from the menu bar, select "Safari" and click "Preferences...".

Removal of malicious extensions in Safari - step 2

In the preferences window, select "Extensions" and look for any recently-installed suspicious extensions. When located, click the "Uninstall" button next to it/them. Note that you can safely uninstall all extensions from your Safari browser - none are crucial for regular browser operation.

  • If you continue to have problems with browser redirects and unwanted advertisements - Reset Safari.

Google Chrome logoRemove malicious extensions from Google Chrome:

Removal of malicious extensions in Google Chrome - step 1

Click the Chrome menu icon Google Chrome menu icon (at the top right corner of Google Chrome), select "More Tools" and click "Extensions". Locate all recently-installed suspicious extensions, select these entries and click "Remove".

Removal of malicious extensions in Google Chrome - step 2

  • If you continue to have problems with browser redirects and unwanted advertisements - Reset Google Chrome.

Mozilla Firefox logoRemove malicious extensions from Mozilla Firefox:

Removal of malicious extensions in Mozilla Firefox - step 1

Click the Firefox menu firefox menu icon (at the top right corner of the main window) and select "Add-ons and themes". Click "Extensions", in the opened window locate all recently-installed suspicious extensions, click on the three dots and then click "Remove".

Removal of malicious extensions in Mozilla Firefox - step 2

  • If you continue to have problems with browser redirects and unwanted advertisements - Reset Mozilla Firefox.

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About the author:

Tomas Meskauskas

Tomas Meskauskas - expert security researcher, professional malware analyst.

I am passionate about computer security and technology. I have an experience of over 10 years working in various companies related to computer technical issue solving and Internet security. I have been working as an author and editor for pcrisk.com since 2010. Follow me on Twitter and LinkedIn to stay informed about the latest online security threats. Contact Tomas Meskauskas.

PCrisk security portal is brought by a company RCS LT. Joined forces of security researchers help educate computer users about the latest online security threats. More information about the company RCS LT.

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Removal Instructions in other languages
Malware activity

Global malware activity level today:

Medium threat activity

Increased attack rate of infections detected within the last 24 hours.

QR Code
Ads by MightyBrowser QR code
Scan this QR code to have an easy access removal guide of Ads by MightyBrowser on your mobile device.
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