ExpandedSkill Adware (Mac)

What Is ExpandedSkill Adware?

This article has been made with the primary goal of assisting you in comprehending what is the so-called ExpandedSkill adware and how to stop ads by it and remove it thoroughly from your Mac.


Yet another unwanted application that is noticed by affected users on Mac has been detected by victims. ExpandedSkill adware aims to get you to see different types of advertisements on your computer. The software may show various forms of ads on the victim Macs and may also use different types of tracking technologies. In addition to these displayed advertisements, this “malware” which is a PUP (potentially unwanted program) may also lead you to various third-party websites. The primary purpose of those sites could be to cause redirects to scam websites or even infect users with malware.

ExpandedSkill Adware Mac

ExpandedSkill adware may be classified as potentially unwanted and could be an indirect risk to unsuspecting Mac users. The primary idea behind it is to show different ads that may be risky. Read this article so that you can learn how you can remove ExpandedSkill adware from your Mac completely.

Threat Summary

TypeBrowser Hijacker for Mac OS
Short DescriptionAims to change the settings of Safari and other web browsers installed on Macs and display a lot of third-party advertisements, some of which may be dangerous to users.
SymptomsSlow and sluggish performance of the Mac. Changed browser settings. Different types of ads show uninvited.
Distribution MethodVia bundling or websites.
Detection Tool See If Your System Has Been Affected by malware


Combo Cleaner

User ExperienceJoin Our Forum to Discuss ExpandedSkill.

ExpandedSkill Mac Adware – Description

The main way via which the ExpandedSkill Mac adware may be spread on your computer is typical for most adware type of apps of this type and is known as bundling. This is a method that is characterized by adding the program files of apps, like ExpandedSkill to the installers of other free apps, which you may have downloaded and installed from third-party sites. The primary goal behind this is for those free applications to be distributed via using various types of software, the main one of which is often media players, torrent downloaders, photo editors, video converters, and other seemingly useful apps of these types.

Furthermore, the ExpandedSkill adware on Mac could be typically added as being a browser extension The main way via which this could happen is likely via a JavaScript or other type of code that may slither it when you tend to visit some sites that you know nothing about. It could also pose as being a free add-on for your browsers, like a toolbar or something of this type.

As soon as the ExpandedSkill adware is added to your Mac and your web browsers, you may immediately begin to see it to be set as your default home page. The main activity of this hijacker could be to change your home page and new tab page of your web browser. The outcome of this could be that you may start seeing another web page instead of your default search engine.

The ads that may be shown by ExpandedSkill could eventually lead to various third-party websites and they may also be the reason of various types of tracking technologies and cookies to be added. These cookies and other trackers may obtain different types of information about your online activity:

  • Online clicks information.
  • Data on the websites you have bookmarked.
  • The ads you have clicked on.
  • Browsing history.
  • Search history.

This information may be used to attack you with various ad types. The ads may not only result in your Mac significantly slowing down in terms of performance but also may represent different risks to it. Such can be that it may lead you to scam sites or sites that may be malicious and infect your Mac with viruses. The ads could be of various types:

  • Online search results.
  • Banners.
  • Highlighted text ads.
  • Browser redirects.
  • Pop-ups.

Besides the ads shown, the ExpandedSkill adware may also display push-notifications that may further increase the amount of ads that may appear on your Mac

Remove ExpandedSkill Adware from Your Mac

ExpandedSkill can be removed from your Mac if you make sure to track the removal steps underneath. They are created with the main idea to make it significantly easier for you to find and remove any types of applications that may be associated with ExpandedSkill from your Mac. If the manual removal of this software does not seem to work, then we highly recommend removing it automatically as by downloading an advanced Mac Malware removal software. Such an anti-malware app may ensure that most of the virus files of apps like ExpandedSkill adware are fully erased from your Mac and it stays protected in the future as well.


Ventsislav Krastev

Ventsislav is a cybersecurity expert at SensorsTechForum since 2015. He has been researching, covering, helping victims with the latest malware infections plus testing and reviewing software and the newest tech developments. Having graduated Marketing as well, Ventsislav also has passion for learning new shifts and innovations in cybersecurity that become game changers. After studying Value Chain Management, Network Administration and Computer Administration of System Applications, he found his true calling within the cybersecrurity industry and is a strong believer in the education of every user towards online safety and security.

More Posts - Website

Follow Me:

with SpyHunter for Mac
ExpandedSkill may remain persistent on your system and may re-infect it. We recommend you to download SpyHunter for Mac and run free scan to remove all virus files on your Mac. This saves you hours of time and effort compared to doing the removal yourself.
Free Remover allows you, subject to a 48-hour waiting period, one remediation and removal for results found. Read EULA and Privacy Policy

Preparation Phase:

Before starting to follow the steps below, be advised that you should first do the following preparations:

  • Backup your files in case the worst happens.
  • Make sure to have a device with these instructions on standy.
  • Arm yourself with patience.

Step 1: Uninstall ExpandedSkill and remove related files and objects

Manual Removal Usually Takes Time and You Risk Damaging Your Files If Not Careful!
We Recommend To Scan Your Mac with SpyHunter for Mac
Keep in mind, that SpyHunter for Mac needs to purchased to remove the malware threats. Click on the corresponding links to check SpyHunter’s EULA and Privacy Policy

1. Hit the ⇧+⌘+U keys to open Utilities. Another way is to click on “Go” and then click “Utilities”, like the image below shows:

2. Find Activity Monitor and double-click it:

3. In the Activity Monitor look for any suspicious processes, belonging or related to ExpandedSkill:

Tip: To quit a process completely, choose the “Force Quit” option.

4. Click on the "Go" button again, but this time select Applications. Another way is with the ⇧+⌘+A buttons.

5. In the Applications menu, look for any suspicious app or an app with a name, similar or identical to ExpandedSkill. If you find it, right-click on the app and select “Move to Trash”.

6. Select Accounts, after which click on the Login Items preference. Your Mac will then show you a list of items that start automatically when you log in. Look for any suspicious apps identical or similar to ExpandedSkill. Check the app you want to stop from running automatically and then select on the Minus (“-“) icon to hide it.

7. Remove any left-over files that might be related to this threat manually by following the sub-steps below:

  • Go to Finder.
  • In the search bar type the name of the app that you want to remove.
  • Above the search bar change the two drop down menus to “System Files” and “Are Included” so that you can see all of the files associated with the application you want to remove. Bear in mind that some of the files may not be related to the app so be very careful which files you delete.
  • If all of the files are related, hold the ⌘+A buttons to select them and then drive them to “Trash”.

In case you cannot remove ExpandedSkill via Step 1 above:

In case you cannot find the virus files and objects in your Applications or other places we have shown above, you can manually look for them in the Libraries of your Mac. But before doing this, please read the disclaimer below:

Disclaimer! If you are about to tamper with Library files on Mac, be sure to know the name of the virus file, because if you delete the wrong file, it may cause irreversible damage to your MacOS. Continue on your own responsibility!

1. Click on "Go" and Then "Go to Folder" as shown underneath:

2. Type in "/Library/LauchAgents/" and click Ok:

3. Delete all of the virus files that have similar or the same name as ExpandedSkill. If you believe there is no such file, do not delete anything.

You can repeat the same procedure with the following other Library directories:

→ ~/Library/LaunchAgents

Tip: ~ is there on purpose, because it leads to more LaunchAgents.

Step 2: Remove ExpandedSkill – related extensions from Safari / Chrome / Firefox

Remove an extension from Safari and reset it.Remove a toolbar from Google Chrome Remove a toolbar from Mozilla Firefox

1. Start Safari

2. After hovering your mouse cursor to the top of the screen, click on the Safari text to open its drop down menu.

3. From the menu, click on "Preferences"

stf-safari preferences

4. After that, select the 'Extensions' Tab


5. Click once on the extension you want to remove.

6. Click 'Uninstall'

stf-safari uninstall

A pop-up window will appear asking for confirmation to uninstall the extension. Select 'Uninstall' again, and the ExpandedSkill will be removed.

How to Reset Safari
IMPORTANT: Before resetting Safari make sure you back up all your saved passwords within the browser in case you forget them.

Start Safari and then click on the gear leaver icon.

Click the Reset Safari button and you will reset the browser.

1. Start Google Chrome and open the drop menu

2. Move the cursor over "Tools" and then from the extended menu choose "Extensions"

3. From the opened "Extensions" menu locate the add-on and click on the garbage bin icon on the right of it.

4. After the extension is removed, restart Google Chrome by closing it from the red "X" in the top right corner and start it again.

1. Start Mozilla Firefox. Open the menu window

2. Select the "Add-ons" icon from the menu.

3. Select the Extension and click "Remove"

4. After the extension is removed, restart Mozilla Firefox by closing it from the red "X" in the top right corner and start it again.

Step 3: Scan for and remove ExpandedSkill files from your Mac

When you are facing problems on your Mac as a result of unwanted scripts and programs such as ExpandedSkill, the recommended way of eliminating the threat is by using an anti-malware program. SpyHunter for Mac offers advanced security features along with other modules that will improve your Mac’s security and protect it in the future.

Click the button below below to download SpyHunter for Mac and scan for ExpandedSkill:


SpyHunter for Mac

Leave a Comment

Your email address will not be published. Required fields are marked *

Time limit is exhausted. Please reload CAPTCHA.

Share on Facebook Share
Share on Twitter Tweet
Share on Google Plus Share
Share on Linkedin Share
Share on Digg Share
Share on Reddit Share
Share on Stumbleupon Share