Apple's download warning: Unidentified Developer
On occasion you will see this message when trying to open the Wi-fi Configurator. This usually happens when we have a new version of our Software which Apple does not yet recognise. These are the steps to follow:
Go to System Preferences and click on Security & Privacy:
Click on Open Anyway, you might have to press on the lock (bottom left) and enter your password:
Click on Open: