FlashInstaller Mac Virus - How to Remove It

FlashInstaller Mac Virus


This article has actually been produced in order to help show you what exactly is the FlashInstaller and exactly how you can remove it from your Mac effectively.

FlashInstaller is the name of an adware that has negatively affects a Mac computer system. If you see this detection, it is most likely that you may have an adware program added on your Mac. Such programs aim to present a lot of various kinds of promotions and ads on the computers that have actually been victimized by them. The end result of this is one really slow-performing Mac packed with pop-ups banners as well as programs automatically checking things. If you have actually had troubles with FlashInstaller and also you can not seem to repair the problem, read this article thoroughly.

What Is FlashInstaller Mac Virus

There is more than one way by means of which the FlashInstaller might have arrived at your Mac computer system. One strategy is for the ones behind the adware concerned to push it by means of software application packing. This basically means that when you are trying to mount a third-party application, like your favored media gamer, file converter or any other helpful application, it might have the FlashInstaller included among the installment steps of the “Advanced” or “Custom-made” install mode. There the Adware for Mac may be advertised as a helpful extra that is added as a bonus offer for free to your present installment, in order to get you to add it.

FlashInstaller Mac Virus

An additional method via which the doubtful FlashInstaller might be contributed to your Mac is if you have manually added it to your internet browser as a browser expansion or have downloaded it, assuming it is a reputable program to assist you with something.

FlashInstaller Summary

TypeBrowser Hijacker
Short DescriptionAims to modify the settings on your web browser in order to get it to cause browser redirects and display different advertisements.
SymptomsYour web browser begins to display various types of online advertisements, which results in slowing down of your PC.
Distribution MethodBundled downloads. Web pages which may advertise it.
Detection Tool See If Your System Has Been Affected by FlashInstaller


Malware Removal Tool

User ExperienceJoin Our Forum to Discuss FlashInstaller.

FlashInstaller Mac Virus Redirect – Description

FlashInstaller has actually kept progressing with time with numerous brand-new types and variants of it appearing for the browsers:

  • Google Chrome.
  • Mozilla Firefox.
  • Safari.
  • Opera.

The FlashInstaller purposes to develop numerous different kinds as well as kinds of files on the Macs contaminated by it with the essence to present all type of ads, several of which may be straight-out harmful.

As soon as it has actually been set up on your computer system, the FlashInstaller may start to do numerous different kinds of activities on your Mac. The program might create customized profiles with settings on many Mac browsers, like Safari, Opera, Chrome, Firefox and others. The settings may include the automated installation of third-party internet browser extensions and also the altering of your default home page. The outcome of this might be that your internet browser might start to act unpredictably with altered search results web page and also home page. In addition to this, it may have personalized web browser add-ons added to it, that may start to show the complying with advertisements:

  • Pop-ups.
  • Banners.
  • Highlighted message advertisements with third-party web links.
  • Ad-supported search engine result.
  • Web browser reroutes.

Not just this, yet the program may likewise utilize tracking technologies to get crucial details from you. Such technologies can frequently turn out to be:

  • Cookies.
  • Pixels.
  • Tags.
  • Geo-locators.
  • LSOs.

These technologies enable the FlashInstaller to obtain the following info from affected computer systems:

  • Obtain search background.
  • Internet browser history.
  • Track clicks.
  • Track bookmarked websites.
  • Get information on the contaminated websites.

Furthermore, the FlashInstaller may additionally present redirects as well as advertisements that might cause harmful sites for your Mac, like:

  • Websites that may press extra adware kinds.
  • Phony optimizers and also antivirus programs that might ask you to buy the complete version by claiming that your Mac has a significant problem.
  • Phishing sites that may make believe to be official login pages for Facebook, Instagram, Gmail, Amazon as well as other sites in order to take your financial information, login and also password information.
  • Technology support rip-off websites that might deceive you into calling fraudsters by frightening you that your Mac has a problem.
  • Destructive websites, that might contaminate your Mac with trojans, ransomware plus miners as well as other types of malware.

To sum up, FlashInstaller is a heuristic detection for various generic sorts of adware for Mac and all of them can be indirectly dangerous for your Mac in different methods. This is why, the removal of FlashInstaller is highly recommended.

Remove FlashInstaller from Your Mac

If you intend to see to it that this Mac adware is gone entirely, we would suggest that you comply with the elimination directions that are published underneath this article. They have been created with the main point to help you remove the data of this adware either manually or automatically.

If you have actually tried erasing the FlashInstaller whatsoever possible as well as it still does not function, security professionals strongly suggest to set up and also run a scan of your Mac, with a particular innovative anti-malware program. Such tool is created in order to instantly identify and erase the all the items as well as data of FlashInstaller completely. In addition to this, having such software application will likewise ensure that your Mac remains protected versus apps with intrusive and adware behavior in the future.


Ventsislav Krastev

Ventsislav has been covering the latest malware, software and newest tech developments at SensorsTechForum for 3 years now. He started out as a network administrator. Having graduated Marketing as well, Ventsislav also has passion for discovery of new shifts and innovations in cybersecurity that become game changers. After studying Value Chain Management and then Network Administration, he found his passion within cybersecrurity and is a strong believer in basic education of every user towards online safety.

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

Get rid of FlashInstaller from Mac OS X.

Step 1: Uninstall FlashInstaller 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 FlashInstaller:

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 FlashInstaller. 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 FlashInstaller. 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 FlashInstaller 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 FlashInstaller. 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: Scan for and remove FlashInstaller files from your Mac

When you are facing problems on your Mac as a result of unwanted scripts and programs such as FlashInstaller, 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 FlashInstaller 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 FlashInstaller 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 FlashInstaller 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 FlashInstaller 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.


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 FlashInstaller 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 FlashInstaller 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.

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