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Protect My Mac from Viruses: Virus Types & How to

Updated on Friday, January 26, 2024

iBoysoft author Rivers Wong

Written by

Rivers Wong
Professional tech editor

Approved by

Jessica Shee


How to Protect My Mac from Virus and Protection Tips

Due to its characteristics of operating system and lower market share, the Mac computer has less chance of being infected by viruses than the Windows PC. But nowadays, things changed. A study in 2022 indicated that hackers are shifting their targets onto Mac's world.

Things that never happen to you may occur someday. So, you may wonder how to protect my Mac from viruses or malware. Is there a way to keep my MacBook secure? The answer is yes. In this article, we list everything you should know to safeguard your Mac. Read on for more details!

Table of Contents:

What types of viruses and malware can infect Mac?

The first thing you should learn in how to protect your Mac from viruses is getting to know viruses or malware that may result in personal information leakage and property damage. Here, we give you a rundown on some common viruses and malware that are used to infect Macs, let's check them out!

viruses on Mac

  • Adware: Adware is an unwanted program that can bring countless advertising pop-ups to your computer. Usually, it can't be closed until you install the app that the adware leads you to.
  • Spyware: Just like its name indicates, spyware will hide somewhere on your Mac, and spy on what you do on your device. It records your recently sent messages and emails, the websites you visit, and the passwords of your online credit cards. Spyware is more frequently seen on mobile devices.
  • Trojan horses: Trojan horses are not technically a type of virus. It is more like malware and is common to both Macs and PCs. Generally speaking, it will disguise itself as a legitimate application, and fool you into downloading and installing it on your computer.
  • Ransomware: Ransomware is a kind of malware that attacks your computer with a virus. Typically, it will lock the machine, and you are not able to perform any operation on your device until you comply with certain demands, usually, money.
  • Macro virus: Microsoft Word macro viruses mainly affect Windows PCs, but they jump over to macOS eventually. When you open an infected file, it will run a code that could perform operations like taking screenshots and accessing your webcams.

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How to protect my Mac from viruses?

After knowing some common viruses that may infect your Mac, you must be even more curious about how to protect your Mac from viruses. Here, we provide you with a few ways to secure your Mac.

Update your Mac to the latest version

Keeping your Mac updated to the latest macOS is possibly the simplest way to protect your Mac from viruses. Because every time Apple releases a new version of macOS, it patches some security vulnerabilities. Moreover, it helps you remove virus from Mac. For your information, the latest macOS is macOS 13 Ventura.

update your Mac to the latest macOS version

Keep your browser up to date

Since we use browsers every day, it's advisable to keep our browsers up to date. Except Safari, Firefox, Chrome, and other web browsers need to be updated manually. Often, these updates include some security features that are designed to protect your Mac from viruses.

Make sure your Mac's firewall is turned on

The truth is that Apple already considered this "how do I protect my Mac from viruses" question when designing their computers. So, every Mac is equipped with an Apple built-in firewall. To enable the firewall on Mac, follow these steps:

  1. Go to System Preferences > Security & Privacy > Firewall. 
  2. Click the Lock icon, and type in your password if needed. 
  3. If the green light next to the Firewall is on, it means you already enabled the Firewall on your Mac. If not, click Turn On Firewall. turn on the Firewall on Mac
  4. Click on Firewall Options, and check the Enable Stealth Mode box.

Install anti-virus software on your Mac

Though Apple has its anti-virus programs - Gatekeeper and Xprotect, you can also choose to download and install third-party anti-virus software to safeguard your Mac. There are plenty of good options you can select, it's all up to you.

Use a VPN instead of public Wi-Fi

If you have to use your Mac all day long, whether you are working or not, then you may have to use public Wi-Fi from time to time. Though it is convenient, it's unsafe as well. By using a VPN, you can create a safe place between your device and the sites you browse. It is also a good way to protect your data from hackers.

Backup your Mac regularly

Admit it or not, hackers and their viruses can find their way to get into your Mac sometimes. So, you should be prepared. Backing up all your data stored on a Mac can minimize your losses when an unexpected situation happens. You can back up your Mac through Time Machine on Mac, or other third-party software.

use Time Machine to backup your Mac

Other things you can do

You may still wonder how to protect your Mac from viruses and want to know if there are other things you can do to protect your device. Here are the things you can do in daily life:

  • Do not click on unknown emails and suspicious web links. 
  • Encrypt your important files on your Mac. 
  • Avoid social media scams, like Facebook, Twitter, and Instagram. 
  • Use a password manager to secure saving your passwords.

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FAQ about protect my Mac from viruses


Yes, you do. You should put virus protection on your Mac by installing anti-virus software or performing other operations. Because Mac computers are not immune to viruses or malware, it's always good to nip problems when they are buds.


Unfortunately, the answer is yes. Mac can, and do get viruses or other forms of malware from websites. Though Mac has its built-in security features, they are not powerful enough to protect the Mac from all threats on the website.


To check if your Mac is infected by viruses, you can pay attention to your Mac to see if there are some suspicious signs on your device, like your Mac is running much slower than usual, your passwords are no longer working, files content is changed without knowing, and a greater number of ad pop-ups show when browsing websites.