THREAT REMOVAL

Remove PrimaryFunction Mac Virus

remove PrimaryFunction mac virus

If you are wondering what is PrimaryFunction, how this app appeared on your Mac and how to remove it, then keep up with our guide. You will find handy practical information below.

PrimaryFunction Mac Virus

PrimaryFunction is one of those applications you don’t want on your Mac. However, you may notice that it present in your Applications list. What caused this issue? PrimaryFunction is a potentially unwanted program that alters main browser settings, to begin with. It is spread via shady methods that deliver it on Mac operating systems without users’ knowledge. Among these techniques are software packages, questionable websites and corrupted software installers. Typically, PUPs like PrimaryFunction aim to generate revenue for their developers by generating lots of intrusive advertisements.

Since PrimaryFunction virus app poses a particular danger to the security of your macOS, we recommend that you consider its immediate removal.

Threat Summary

NamePrimaryFunction virus
TypePUP, Adware
Short DescriptionA questionable application that hijacks Mac systems and popular browsers like Safari and Chrome installed on them. Performs browser modifications without your knowledge.
SymptomsBrowser slowdowns may occur due to increased number of online ads. The program may start every time you start the affected Mac.
Distribution MethodFreeware Installations, Bundled Packages
Detection Tool See If Your System Has Been Affected by malware

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User ExperienceJoin Our Forum to Discuss PrimaryFunction virus.

PrimaryFunction

PrimaryFunction is software that belongs to the adware-type of apps. Even though it may appear as a useful program that improves online searching and enhances browsing experience, PrimaryFunction is a program that primarily aims to deliver ads. To be more effective these ads should match your interests. So once PrimaryFunction tricks you into running its activation files on your Mac, it creates additional files, activates tracking technologies and starts spying on your online activities.

The ads delivered by PrimaryFunction may be so intrusive that your affected browser (Safari, Chrome, Firefox, etc.) may become sluggish and unresponsive. Even more annoying may be the regular interruption of your online surfing. This issue may occur due to frequent redirects to questionable websites that present “special” offers and giveaways. Beware with all those ads and websites because they may make your macOS vulnerable to serious malware infections. Better refrain from visiting questionable sponsored content.

Even though this adware is not a malicious program and it cannot be defined as a virus, it lowers your online security by tricking you into visiting hacked web pages. Hence, you may become a victim of a drive-by attacks and malware infections. That’s why we recommend the immediate removal of PrimaryFunction “virus” from your affected Mac and browser.

How to Remove PrimaryFunction “Virus” from Mac and Affected Browser

In order to remove PrimaryFunction “virus” along with all entries it creates on the system, you should complete several removal steps in a precise order. The guide below presents you manual and automatic removal approach. In order to fully get rid of files installed by undesired programs and strengthen macOS security, we recommend that you combine the steps. Some of the files associated with the adware cannot be removed manually except you are an experienced computer user. So the manual adware removal might be quite a complicated process that requires advanced computer skills. If you don’t feel comfortable with the manual steps, navigate to the automatic part of the guide.

In case you have further questions or need additional help with the removal process, don’t hesitate to leave us a comment.

Gergana Ivanova

Gergana Ivanova

Gergana has a bachelor's degree in Marketing. She has been with the STF team for five years, researching malware, reporting on the latest computer infections, and following digital marketing trends.

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OFFER
REMOVE IT NOW (MAC)
with Combo Cleaner

We recommend you to download Combo Cleaner and run free scan to remove virus files on your Mac. This saves you hours of time and effort compared to doing the removal yourself.
Combo Cleaner’s scanner is free but the paid version is needed to remove the malware threats. Read Combo Cleaner’s EULA and Privacy Policy


Mac OS X Google Chrome Mozilla Firefox Microsoft Edge Safari Internet Explorer

Get rid of PrimaryFunction virus from Mac OS X.


Step 1: Uninstall PrimaryFunction virus and remove related files and objects

OFFER
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 PrimaryFunction virus:

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 PrimaryFunction virus. 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 PrimaryFunction virus. 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 PrimaryFunction virus 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 PrimaryFunction virus. 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
/Library/LaunchDaemons

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


Step 2: Scan for and remove malware from your Mac

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



Mac OS X Google Chrome Mozilla Firefox Microsoft Edge Safari Internet Explorer


Remove PrimaryFunction virus from Google Chrome.


Step 1: Start Google Chrome and open the drop menu


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


Step 3: From the opened "Extensions" menu locate the unwanted extension and click on its "Remove" button.


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


Mac OS X Google Chrome Mozilla Firefox Microsoft Edge Safari Internet Explorer


Erase PrimaryFunction virus from Mozilla Firefox.

Step 1: Start Mozilla Firefox. Open the menu window


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


Step 3: Select the unwanted extension and click "Remove"


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



Mac OS X Google Chrome Mozilla Firefox Microsoft Edge Safari Internet Explorer


Uninstall PrimaryFunction virus from Microsoft Edge.


Step 1: Start Edge browser.


Step 2: Open the drop menu by clicking on the icon at the top right corner.


Step 3: From the drop menu select "Extensions".


Step 4: Choose the suspected malicious extension you want to remove and then click on the gear icon.


Step 5: Remove the malicious extension by scrolling down and then clicking on Uninstall.



Mac OS X Google Chrome Mozilla Firefox Microsoft Edge Safari Internet Explorer


Delete PrimaryFunction virus from Safari.


Step 1: Start the Safari app.


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


Step 3: From the menu, click on "Preferences".

stf-safari preferences


Step 4: After that, select the 'Extensions' Tab.

stf-safari-extensions


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


Step 6: Click 'Uninstall'.

stf-safari uninstall

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


Mac OS X Google Chrome Mozilla Firefox Microsoft Edge Safari Internet Explorer


Eliminate PrimaryFunction virus from Internet Explorer.


Step 1: Start Internet Explorer.


Step 2: Click on the gear icon labeled 'Tools' to open the drop menu and select 'Manage Add-ons'


Step 3: In the 'Manage Add-ons' window.


Step 4: Select the extension you want to remove and then click 'Disable'. A pop-up window will appear to inform you that you are about to disable the selected extension, and some more add-ons might be disabled as well. Leave all the boxes checked, and click 'Disable'.


Step 5: After the unwanted extension has been removed, restart Internet Explorer by closing it from the red 'X' button located at the top right corner and start it again.


PrimaryFunction virus FAQ

What is PrimaryFunction virus?

PrimaryFunction virus is classified as a potentially unwanted app for Mac. It appears like a normal app, but it may cause unpleasant pop-ups and redirects on your Mac.

Be aware, that PrimaryFunction virus may be able to affect the browsers Safari, Google Chrome, Mozilla Firefox, Edge and Opera. It may they perform unwanted activities on your Mac.

Such can turn out to be showing advertisements of all types, slowing down your Mac's performance and even infecting your Mac with other viruses by showing you dangerous ads.

Is PrimaryFunction virus a Virus?

No, but it is just as risky. The PrimaryFunction virus object is not entirely a virus but it is still as dangerous as a virus for your Mac and your information. The main reason for that is because PrimaryFunction virus can use cookies and other tracking technologies that may obtain personal information from your Mac while you are browsing.

It may also cause dangers and may lead to risky websites, such as:

  • Phishing sites.
  • Web pages that are scam.
  • Sites that may contain viruses.

These are the main reasons why threatening is considered by experts to be indirectly dangerous to your Mac.

Can my Mac get virus?

The answer to this question is "yes". Unfortunately it opened happens that Mac devices become infected with different types of malware, adware and other threats. This causes a lot of problems for both companies and users.

How did I get PrimaryFunction virus?

PrimaryFunction virus could be spread to Mac computers via several methods. One of those methods is via the installers of third party apps. This technique is called software bundling.

Also, PrimaryFunction virus adware could be included in the installer steps of an app you may have downloaded for your Mac from a third party website. Search app could be a media player or some other free software you may have tried to recently install.

You may have missed PrimaryFunction virus, because it could be hiding in one of the install steps or could be offered as a "free extra" or an "optional offer".

How to remove PrimaryFunction virus from my Mac?

By removing its core files. To get rid of PrimaryFunction virus from your Mac, security experts strongly advise to scan it with a professional anti-malware app for Mac.

An anti-malware security app has the capability of scanning all of the areas in your Mac were PrimaryFunction virus could be residing.

It will also make sure that PrimaryFunction virus is permanently gone from your Mac and that your Mac is safe in the future.

How to protect my Mac from viruses?

To protect your Mac from all sorts of virus threats, you can can minimize the risk of getting a virus in the first place. This is why we strongly recommend that you take the following steps for protection on your Mac below:

1. Register for a VPN service of your choice.
2. Clear the cookies that are on your web browsers and uninstall any browser extensions from them that you believe are suspicious.
3. Download and install reputable malware removal and protection software.
4. Always check if the website you're visiting has HTTPS instead of just HTTP in its address. This indicates that a site is secure.
5. Do not type any personal info on websites which are with low reputation or you can't trust.
6. Always check if the site you're visiting is the real web page at not a fake one by looking at the address bar. Many fishing websites that contain viruses change one or two letters in the main domain name of the site they're trying to mimic.
7. Always link your cell phone phone to your Bank Accounts, PayPal, Facebook, Gmail, Instagram and other accounts. This will allow you to see notification if somebody else logged in from your account and makes account hijacking nearly impossible.
8. Always find a way to backup all your important files regularly. You can save them on a USB stick or use Cloud backup services, like Google Drive. iDrive, Onedrive and others.

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