How to Turn Off the Gatekeeper on macOS Sierra Install the App

This step-by-step guide explains how to turn off the gatekeeper on macOS sierra install the app. It covers the required setup, the main actions, and the checks that help prevent common problems.

In the process of using, the need to install external apps on the Mac is understandable. With a Mac, being able to install a third app is not as easy as when we installed the app on the App Store. You can turn on the Anywhere option in System Preferences in the Security & Privacy section to install the 3rd party app. However, when upgrading to macOS Sierra version 10. 12, that option is hidden, making the app install. External to Mac is difficult.

In this article, we will show you how to install an external app on macOS Sierra 10. 12. Specifically, disable the Gatekeeper on your Mac, redisplay the Anywhere option on your device.

Step 1

At the main interface of the device, we select LauchPad As shown below.

Step 2

Next, type the keyword Terminal Into the search bar and select the search result.

Step 3

At the command prompt, enter the command line below and press Enter :

Sudo spctl --master-disable

Step 4

Next step, enter your computer password if required and press Enter. Check if the command line has been applied by entering the following command line into:

Spctl --status

If the interface appears as shown below, the command has been executed.

Step 5

Go back to the machine interface and access Security & Privacy . You will see that Anywhere Appears at the bottom.

In addition, if the user has no need and no need to display Anywhere, just enter the following command line into Termminal only:

Sudo spctl --master-enable

Thus, the Anywhere option appears again in System Preferences. You can easily install any external apps on your Mac without any other problems.

Refer to the Following Articles

How to create a macOS Sierra installed USB drive 10. 12

Instructions on how to install macOS Sierra (clean install) 10. 12 on Mac

Useful tips for macOS 10. 12 Sierra

FAQ

What should I check before following these steps?

Confirm device and software compatibility, save important data, and make sure you have the required permissions, files, and account access.

Why might the process not work?

Common causes include outdated software, missing permissions, incompatible hardware, an unstable connection, or completing a step in the wrong order.

Can I undo the changes if necessary?

That depends on the tool or setting. Use built-in restore options when available, keep a backup, and record the original configuration first.