Guide

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Gatekeeper ​

Gatekeeper is designed to ensure that only trusted software runs on your Mac.

Install an app from an unidentified developer ​

In the Finder, Control-click the app, choose Open from the menu, and in the dialog that appears, click Open. Enter your admin name and password when prompted.

Unidentified Developer Alert

Enable & Disable Gatekeeper ​

You might want to disable Gatekeeper in order to install apps from an unidentified developer.

bash
# Check status
sudo spctl —status

# Enable gatekeeper
sudo spctl —master-enable

# Disable gatekeeper
sudo spctl —master-disable

Labels ​

bash
sudo spctl —add —label “Label” /Applications/App.app
sudo spctl —enable —label “Label”
sudo spctl —disable —label “Label”
sudo spctl —list
sudo spctl —list —label “Label”
sudo spctl —remove —label “Label”