I can't open an installer because my computer says it's from an unidentified developer. How do I open it?

Mac Security

macOS includes a technology called Gatekeeper, which is designed to ensure that only trusted software runs on your Mac. As an example, you might see this error when you are trying to install the Bucknell CiscoAnyConnect VPN:

Here is Apple's article on how you can open installers or other programs that do not come from the App Store. 

https://support.apple.com/en-us/HT202491

You can scroll down this article to the heading: How to open an app that hasn’t been notarized or is from an unidentified developer

In the article, you can see that if you go to System Preferences>Security & Privacy, you will have an option to "Open Anyway" for the program that you have downloaded. Click Open Anyway, and when you see the 2nd warning prompt, you can click Open. 

 

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Details

Article ID: 384
Created
Fri 3/20/20 10:11 AM
Modified
Tue 11/3/20 11:57 AM