MacInformer (Mac Informer), also known as PUP.MacOS.MacInformer is considered a potentially unwanted program. If you don’t remember downloading the program, like some users have already shared, it was most likely included in the installer of another application. This method is known as bundling, and you can read more about it further in the article.
|Name||MacInformer also detected as PUP.MacOS.MacInformer|
|Type||PUP, Adware, Browser Hijacker|
|Short Description||A questionable application that hijacks Mac systems and popular browsers. The program performs browser modifications without your knowledge or consent.|
|Symptoms||Browser slowdowns may occur due to increased number of online ads. The program may load every time you start the affected Mac.|
|Distribution Method||Freeware Installations, Bundled Packages, Corrupted Websites, Fake Software Updates|
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Note that MacInformer may be generating intrusive pop-ups and notifications claiming that your system needs optimization, or offering coupons and discounts. If you see such messages popping up on your screen, neglect them. Anything that a potentially unwanted program claims should not be trusted as it may lead to complications. If you click on any such pop-up, you may compromise your system in several ways.
If you are looking into ways to remove MacInformer completely from your system, jump to the latest paragraph, where you will discover the appropriate removal instructions.
MacInformer – Why Is It Downloaded on My System?
The reason you don’t recall downloading any application called MacInformer is because it was included in the installer of another freeware app. As we already mentioned, this is a popular method known as bundling. Bundling is mostly utilized for quick monetization purposes by third-party app developers. To avoid unwanted additional downloads, pay close attention to the installation steps of any application you install. Remember that even legitimate, free software can include bundled downloads. Nothing in life is free, and this is especially true for software.
Why should you avoid interacting with any content generated by MacInformer?
If you click on any of its pop-ups or notifications, you my start witnessing lots of intrusive browser redirects. Always keep in mind that unwanted redirects could link you to suspicious pages. You never know what the end result could be – varying from a persistent adware and more unwanted apps, to Trojans and ransomware.
Note that the longer a potentially unwanted program such as MacInformer is running on your system, the more vulnerable your information becomes. Potentially unwanted software is known to collect data, such as:
- Visited URLs and websites;
- Browser’s home page;
- Search queries;
- Search queries on the visited web pages;
- Type of used browser;
- Operating system type;
- Internet protocol (IP) address;
- Geographic location;
- The domain name of current Internet service provider (ISP).
Collected data could be used for further targeted advertising, and could be sold to interested third-party advertisers.
In addition to your data being compromised, your machine’s performance could suffer as well. You may want to scan your system to be sure that it is safe.
Remove MacInformer from Mac
Ti remove MacInformer along with all its entries, you should complete several removal steps in a precise order. The guide below presents manual and automatic removal methods. To get rid of files installed by undesired programs and strengthen macOS security, we recommend that you combine the steps. It could be challenging to remove some of the files associated with the PUP, especially if you aren’t a tech-savvy user. In other words, the manual 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, drop us a comment in the comment section below.
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 MacInformer and remove related files and objects
1. Hit the ⇧+⌘+U keys to open Utilities. Another way is to click on “Go” and then click “Utilities”, like the image below shows:
- 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 MacInformer 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:
You can repeat the same procedure with the following other Library directories:
Tip: ~ is there on purpose, because it leads to more LaunchAgents.
Step 2: Remove MacInformer – related extensions from Safari / Chrome / Firefox
Step 3: Scan for and remove MacInformer files from your Mac
When you are facing problems on your Mac as a result of unwanted scripts and programs such as MacInformer, 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.
What is MacInformer on your Mac?
The creators of such unwanted apps work with pay-per-click schemes to get your Mac to visit risky or different types of websites that may generate them funds. This is why they do not even care what types of websites show up on the ads. This makes their unwanted software indirectly risky for your MacOS.
Can my Mac get a virus?
Yes. As much as any other device, Apple computers do get viruses. Apple devices may not be a frequent target by malware authors, but rest assured that the following Apple devices can become infected with a virus:
- Mac Mini
- Macbook Air
- Macbook Pro
What are the symptoms of MacInformer on your Mac?
There are several symptoms to look for when this particular threat and also most Mac threats in general are active:
Symptom #1: Your Mac may become slow and has poor performance in general.
Symtpom #2: You have toolbars, add-ons or extensions on your web browsers that you don't remember adding.
Symptom #3: You see all types of ads, like ad-supported search results, pop-ups and redirects to randomly appear.
Symptom #4: You see installed apps on your Mac running automatically and you do not remember installing them.
Symptom #5: You see suspicious processes running in your Mac's Activity Monitor.
If you see one or more of those symptoms, then security experts reccomend that you check your Mac for viruses.
What types of Mac threats are there?
According to most malware researchers and cyber-security experts, the threats that can currently infect your Mac can be the following types:
- Rogue Antivirus programs.
- Adware and hijackers.
- Trojan horses and other spyware.
- Ransomware and screen-lockers.
- Cryptocurrency miner malware.
What to do if I have a Mac virus, like MacInformer?
Do not panic! You can easily get rid of most Mac threats by firstly isolating them and then removing them. One reccomended way to do that is by using a reputable malware removal software that can take care of the removal automatically for you. There are many Mac anti-malware apps out there that you can choose from. SpyHunter for Mac is one of the reccomended Mac anti-malware apps, that can scan for free and detect any viruses, tracking cookies and unwanted adware apps plus take care of them quickly. This saves time for manual removal that you would otherwise have to do.
How to secure my passwords and other data from MacInformer?
With few simple actions. First and foremost, it is imperative that you follow these steps:
Step 1: Find a safe computer and connect it to another network, not the one that your Mac was infected in.
Step 2: Change all of your passwords, starting from your e-mail passwords.
Step 3: Enable two-factor authentication for protection of your important accounts.
Step 4: Call your bank to change your credit card details (secret code, etc.) if you have saved your credit card for online shopping or have done online activiites with your card.
Step 5: Make sure to call your ISP (Internet provider or carrier) and ask them to change your IP address.
Step 6: Change your Wi-Fi password.
Step 7: (Optional): Make sure to scan all of the devices connected to your network for viruses and repeat these steps for them if they are affected.
Step 8: Install anti-malware software with real-time protection on every device you have.
Step 9: Try not to download software from sites you know nothing about and stay away from low-reputation websites in general.
If you follow these reccomendations, your network and Apple devices will become significantly more safe against any threats or information invasive software and be virus free and protected in the future too.
More tips you can find on our website, where you can also ask any questions and comment about your Mac problems.