When running an application on OS X, like Mac Imager CLI, you receive the error 'Your security preferences allow installation of only apps from the Mac App Store and identified developers.' Find the application in the Finder Hold down the 'control' key and click on the app icon Choose 'Open' from the contextual menu that appears. Some sites look legitimate but offer software that has malware or adware included in it installing packages from these sites may change the behavior of your web browser and worse.

How can I change these setting to install the (outside) software? First screen is my laptop. Regardless of your Macs security preferences, however, its a very good idea to limit your downloads only to trusted sources. However, I don't see this part of that menu active on my laptop.

I've seen online that there is an option to change that under Settings Apps & features Installing apps. My laptop is setup with the option to install MIcrosoft Store apps exclusively. Reports and disclosures of vulnerabilities and macOS exploits are no longer uncommon news. The period of relative security through obscurity enjoyed by macOS has long since passed. Starting with Version 16.28 of Office for Mac, there are new preference settings that allow you to control settings related to the following: Diagnostic data that is collected and sent to Microsoft about Office client software being used. Today, privileged access security deficiencies usually lie at the heart of macOS security breaches. Use preferences to manage privacy controls for Office for Mac. Click the lock and enter your password to make changes.

In System Preferences, click Security & Privacy, then click General. For additional security, you can chose to allow only apps from the App Store. By default, the security and privacy preferences of your Mac are set to allow apps from the App Store and identified developers.

Mac os security preferences