How to Remove KnownDigital (Mac)

Potentially Unwanted Application (PUA) that hit the Mac system are becoming aggressive, and there seem to be thousands of titles to date. One of the examples is called KnownDigital. While this threat is not as hazardous as computer viruses, it may be the root of troubles and issues in internet browser applications like Google Chrome or Safari. Another concern is that KnownDigital can carry out unwanted modifications on the internet program that will negatively affect the online browsing and searching of the Mac user.

How does KnownDigital infect the Mac computer?

PUA is presently a bothersome threat, and it is active on many Mac computers these days. While some Mac users are already worried about the occurrence of the unknown program, others are completely unaware that it is operational on their devices. The thing is, KnownDigital or similar apps like SearchForInfo and ElementDisplay have a tendency to enter the Mac computer discretely while embedded in dubious freeware or shareware. Others may have accidentally installed KnownDigital during the acquisition of shady downloaded files, pirated contents, or poor software updates and installers.

Aggressive pop-up advertisements masquerading as software updates are another channel that cyber scammers are using to deploy KnownDigital. This type of promotional pop-up window was designed to appear as a system warning, advising Mac users to download the updated version of the software. Hence, instead of the software update, the process is going to install KnownDigital on the Mac computer.

Screenshot of KnownDigital

Is KnownDigital a virus?

Bear in mind that the threat mentioned belongs to a group of unwanted applications. Technically, KnownDigital is not categorized as a computer virus and is not that hazardous. Hence, its mere existence on the Mac computer can be the basis for a separate contamination, particularly if it redirects the browser to sites that host adware, malware, or viruses.

Needless to say, KnownDigital is software that should not be neglected. It is a must to eliminate its presence in order to avoid negative consequences. The full guide to executing the removal of KnownDigital is outlined in the next segment.

Mac users should avoid this adware

On Mac, preventing KnownDigital or any sorts of adware infections is crucial for a number of reasons. To begin with, it has the potential to violate your privacy by gathering private data, including login passwords, personal information, and surfing preferences. Your online security is seriously threatened by this data, which might be used by hostile parties for identity theft or other cybercrimes. Second, KnownDigital often causes a decline in system performance, which results in freezes, slowdowns, and general instability. Adware infections must be avoided for your Mac to operate smoothly, since they may negatively impact both your productivity and user experience.

Additionally, unwanted and invasive advertisements are introduced by KnownDigital, interfering with your online activity. In addition to being obtrusive, these advertisements may lead you to harmful websites or phishing schemes. KnownDigital is notorious for rerouting users to dubious websites, increasing the danger of subsequent infections or security breaches on your machine. Taking preventative actions, such as updating your operating system and security software, being cautious when installing apps, and not clicking on dubious advertisements or links, is essential to reducing these dangers. You can keep your Mac’s computing environment safe and productive by making KnownDigital adware prevention infestations a top priority.

Procedures to Remove KnownDigital from Mac

This area contains comprehensive procedures to help you remove adware and potentially unwanted program from the computer. Guide on this page are written in a manner that can be easily understand and execute by Mac users.

Quick Fix - Scan the Mac Computer with Combo Cleaner

Combo Cleaner is a trusted Mac utility application with complete antivirus and optimization features. It is useful in dealing with adware, malware, and PUP's. Moreover, it can get rid of adware like KnownDigital. You may need to purchase the full version if you want to maximize its premium features.

1. Download the tool from the following page:

2. Double-click the downloaded file and proceed with the installation.

3. In the opened window, drag and drop the Combo Cleaner icon onto your Applications folder icon.

Install Combo Cleaner

4. Open your Launchpad and click on the Combo Cleaner icon.

5. Wait until your antivirus downloads its latest virus definition updates.

6. Next, click on "Start Combo Scan" to start removing KnownDigital.

Combo Cleaner Scanner

7. Free features of Combo Cleaner include Disk Cleaner, Big Files finder, Duplicate files finder, and Uninstaller. To use antivirus and privacy scanner, users have to upgrade to a premium version.

Proceed with the rest of the removal steps if you are comfortable manually removing malicious objects associated with the threat.

Step 1 : Delete KnownDigital from Mac Applications

1. Go to Finder.

2. On the menu, click Go and then, select Applications from the list to open Applications Folder.

3. Find KnownDigital or any unwanted program and suspicious item. It may also disguise itself as a different file with random names.

Delete Unwanted App

4. Drag the suspicious file to the Trash Bin to delete the application from Mac.

5. Right-click on Trash icon and click on Empty Trash.

Step 2 : Remove Browser Extensions that belongs to KnownDigital

1. Locate the add-on or extension that is relevant to the adware. To do this, please follow the following depending on affected browser.

Safari - Choose Preferences from the Safari menu, then click the Extensions icon. This will open a window showing all installed extensions.

Chrome - Select Preferences from the Chrome menu, and then click the Extensions link found on the left pane.

Firefox - Choose Add-ons from the Menu. Look at both the Extensions and Plug-ins lists when it opens a new window.

2. Once you have located KnownDigital, click on Remove or Uninstall, to get rid of it.

3. Close the browser and proceed to the next steps.

Step 3 : Delete Malicious Files that have installed KnownDigital

1. Select and copy the string below to your Clipboard by pressing Command + C on your keyboard.


2. Go to your Finder. From the menu bar please select Go > Go to Folder...

3. Press Command + V on your keyboard to paste the copied string. Press Return to go to the said folder.

Command + V

4. You will now see a folder named LaunchAgents. Take note of the following files inside the folder:

  • com.KnownDigital.plist
  • unknown.service.plist
  • unknown.system.plist
  • unknown.update.plist

The term unknown is just a representation of the actual malware name. Attackers may use the following file names:

- KnownDigital, (random characters).plist

If you cannot find the specified file, please look for any unfamiliar or suspicious entries. It may be the one causing KnownDigital to be present on your Mac. Arranging all items to see the most latest ones may also help you identify recently installed unfamiliar files. Please press Option + Command + 4 on your keyboard to arrange the application list in chronological order.


Important: Take note of all the suspicious files as you may also delete the same item on another folder as we go on.

5. Drag all suspicious files that you may find to Trash.

6. Please restart the computer.

7. Open another folder using the same method as above. Copy and Paste the following string to easily locate the folder.

~/Library/Application Support

8. Look for any suspicious items that are similar to the ones in Step 4. Drag them to the Trash.

9. Repeat the process on the following non-hidden folders (without ~):

/Library/Application Support

10. Lastly, go to your Finder and open the Applications Folder. Look for subfolders with the following names and drag them to Trash.

- KnownDigital

Optional : For locked files that cannot be removed, do the following:

1. Go to Launchpad, Utilities folder, open Activity Monitor.

2. Select the process you want to quit.

Force Quit Apps

3. Click on Force Quit button.

4. You may now delete or remove locked files that belongs to KnownDigital adware.

Step 4 : Double-check with MBAM Tool for Mac

1. Download Malwarebytes Anti-malware for Mac from this link:

2. Run Malwarebytes Anti-malware for Mac. It will check for updates and download the most recent version if one is available. This is necessary for finding recent malware threats, including KnownDigital.

3. If it prompts to close all running web browser, please do so. Thus, we advise you to PRINT this guide for your reference before going offline.

4. Once it opens the user interface, please click on the Scan button to start scanning your Mac computer.

MBAM for Mac

5. After the scan, Malwarebytes Anti-malware for Mac will display a list of identified threats, and KnownDigital is surely part of it. Be sure to select all items in the list. Then, click the Remove button to clean the computer.

Step 5 : Remove KnownDigital from Homepage and Search


- Open your Safari browser.
- Go to the Safari Menu located in the upper left-hand corner, and then select Preferences.
- Under the General tab, navigate to the Default Search Engine section and select Google or any valid search engine.
- Next, be sure that the "New Windows Open With" field is set to Homepage.
- Lastly, remove KnownDigital from the Homepage field. Replace it with your preferred URL to be set as your default homepage.

Google Chrome

- Open the Google Chrome browser.
- Input the following on the address bar and press Enter on the keyboard : chrome://settings/
- Look for 'On Startup' area on the sidebar.
- Select 'Open a specific page or set of pages'.
- Choose the unwanted homepage, and click on Ellipses (three dots) and select Edit.
- Enter the desired web address as your homepage, replacing the KnownDigital setting. Click Save.
- To set the default search engine, go to the Search Engine area from the sidebar link.
- Click on 'Manage search engines...' button.
- Select the questionable Search Engine and click on Ellipses (three dots). ClickDelete. to remove it from the list.
- Go back to the Search Engine area and choose a valid entry (i.e., Google) from 'Search engine used in the address bar'.

Mozilla Firefox

- Run Mozilla Firefox browser.
- Type the following on the address bar and hit Enter on keyboard : about:preferences
- Click Home on the sidebar area.
- Under "New Windows and Tabs", you may choose Firefox Home (Default) or Custom URLs. - Input the desired URL to replace KnownDigital settings if you chose Custom URLs.
- To configure default search engine, select Search on the sidebar to display the settings.
- Under the Default Search Engine list, please select one (i.e., Google).
- On the same page, you have the option to Remove unwanted search engines.

Optional : If you are unable to change browser settings, execute these steps:

Some users complain that there is no way to change browser settings because they are grayed out by KnownDigital. In such a situation, it is important to check if there is an unwanted profile. Please do the following:

1. Quit any running applications and launch System Preferences from your Dock.

2. Under System Preferences, click Profiles.

3. Select KnownDigital or any relevant profile from the left pane. See the image below.

Remove Mac Profile

4. At the bottom of this window, click the minus [-] button to delete the account. Please refer to the image above.

5. Close the Profiles window and open the affected browser to change all settings associated with KnownDigital.

About the author

Leave a Comment

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