How to fix “MacOS Cannot Verify That This App is Free from Malware” Error.

Hello, Mac users. There are many circumstances where you will face a frustrating “macOS cannot verify that this app is free from malware” error on your screen. This error will not allow you to access the applications you must work on if you are trying to install or open an application unavailable on the Mac App Store. 

In this article, we will let you know what this error means, along with some solutions that will allow you to fix this issue and get your work done. 

After fixing this error, you can install all the applications. But remember, doing this sometimes might harm your Mac. So, if you are unsure of the app, you should wait to install it or avoid opening it. 

So let us quickly begin today’s article and understand what exactly MacOS Cannot Verify That This App is Free from Malware” error and its solutions. Let us begin. 

Why do some apps cannot be opened or verified on Mac?

In recent times, macs have become more popular than before. As a result, as its popularity increases, the risk of risk and malware increases. Apple is constantly adding security measures to its operating systems. Gatekeeper comes with Apple’s operating system, the Gatekeeper’s most robust security features, with Apple’ally built for scanning apps with security issues before running it on your system. 

But, this security feature will also not allow users to open applications that are not from the App Store or not approved by Apple. 

What is the root cause of the “macOS Cannot Verify That This App is Free From Malware” error?

Now the question comes: why do we see this error on Mac? Here are the two fundamental reasons for this error message on your screen. They are as follows: 

  • The Apple store has not authorized these apps. 

The first and most important reason for this error is that the apps are unauthorized by Apple. If the Apple store has little information about the app, it will show it is unauthorized. It means that Apple cannot scan the app and check whether it is malicious. In this case, downloading these apps can harm the user, which is the user’s responsibility. 

  • The Gatekeeper cannot verify the application.

Gatekeeper is the security feature that Apple offers, and it is a key feature available in macOS. Whenever the users download any application or software, the Gatekeeper will scan it and check for any malware or viruses. It will allow you to run the application only when it is entirely safe.  

It will deeply scan the app during the scan and then allow the users to keep it on the system. It primarily checks if the app has an Apple verification tag and server registration. In this way, it will fit and handle the safety of your Mac. 

Methods to Fix How to Solve macOS Cannot Verify That This App Is Free from Malware Error on your Mac. 

In the following section of the article, we will look at the solutions to fix the “MacOS Cannot Verify That This App is Free from Malware” Error. Here are the fixes. 

Method 1: Using the Control Click Property. 

The control-click property is among the best methods to fix this error message on your Mac. So, here are the steps to follows:

Step 1: The first step is to open Mac Finder on the system 

Step 2: Secondly, click on Go from the Top Finder menu. 

Step 3: Now, Click on the Applications option from the drop-down menu. 

Step 4: Now, you can choose the app which results in this error. 

Step 5: Press the Control Key simultaneously by right-clicking on it. 

Step 6: When the context menu appears, click the open button.  

Step 7: You will now be prompted with a warning box. Click on Open again and proceed. 

Step 8: At the end, you can open the app.

Method 2: Setting Up System Preferences 

You can use the system preferences to fix the “MacOS Cannot Verify That This App is Free from Malware” error. Let us look at the steps for it. 

Step 1: The first step is to visit the Apple menu. 

Step 2: In the second step, click on system preferences. 

Step 3: Click on the Security and Privacy option.

Step 4: Now, click on the General Tab. 

Step 4: Click the Lock icon on the screen’s bottom left corner. 

Step 5: Enter the username and password

Step 6: Click on the Return option. 

Step 7: You will not get the Open Anyway option in the window. 

Step 8: Now, click on it and provide the admin credentials. 

Step 9: Lastly, click on the open button, and it will launch the application. 

Method 3: Open apps using the terminal

This is the last method in the list to allow you to run unauthorized applications. Here are the steps you need to follow: 

Step 1: The first step is to visit the Mac Launchpad

Step 2: Choose another folder from it. 

Step 3: Now open the terminal window. 

Step 4: In the terminal, enter the following command – 

sudo spctl –master-disable

Step 5: Hit the return button.

Step 6: Enter the password and hit the return again

Step 7: Go to system preferences

Step 8: Click on security and privacy 

Step 9: Now, go to the general tab.

Step 10: At the bottom of the screen, you will see an option under allow apps downloaded from. 

Step 11: In the last step, click on it; now, it will allow you to open the application easily. 

Note: Make sure you follow these steps only when you are sure that the app is completely safe. 

Is it safe to open apps that are not verified by macOS

Apps go through several processes to make themselves available on the Apple store. But if you get MacOS cannot verify that this app is free from malware” error, then it means the app is dangerous or didn’t follow Apple’s review process. 

The macOS Gatekeeper will start functioning whenever you install or open the application. However, using an app or software not verified by Apple is highly recommended. 

Should you open the app that macOS cannot verify?

The answer to this question completely depends on the app source. If you are downloading and installing the app from a trusted source such as the developer’s website or Apple App Store, it is completely safe to open the app, even if Gatekeeper cannot verify it.

However, if you download the application from an unknown or untrusted source, it is best not to keep it from opening on your Mac. 


Apple completely understands user security and values it. Thus, users always get the “MacOS Cannot Verify That This App is Free from Malware” error while downloading apps that are not available in the Apple Store or unverified from the apps. 

Whenever you encounter this error message on the screen, taking steps to safeguard your Mac from potential harm is crucial. One of the techniques to do this is downloading apps from trusted sources. Downloading apps from the Apple App Store or the developer’s website is safe. 

However, downloading apps from unknown or untrusted sources can contain malware or viruses. 

However, keeping your Mac and apps updated is vital to maintain your Mac security. Apple regularly releases updates for its operating system and apps to fix security issues and bugs, which hackers can exploit. 

By keeping your Mac and apps up to date, you can ensure you have the latest security patches and updates installed, lowering the risk of malware and viruses infecting your system. 

In this article, we have explained the key reasons for getting this error on the screen. But if you are a developer, you can easily bypass it. If you are not a developer and just a normal user, you can follow these above fixes and resolve this issue. 

We hope you found this article informative, and for such fantastic content, stay connected with us.

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