Apple has been working to make all of its operating systems extremely secure. However, some of these safety measures can be annoying unless you know what is going on behind the scenes. For example, MacOS doesn't really want you to run apps that aren't purchased from the Mac App Store.
Before macOS Sierra, you can have apps downloaded from the Mac App Store, identified developers, and "anywhere." The last option disappeared in Sierra, which was introduced in 201
After you download an app and move it to the application folder, right-click it and select Open. To
After selecting Open, you will receive a warning that the app is "from an unidentified developer" You I am asked if you really want to open it. If you do, click Open; If not, click Cancel. If you open it, the developer macros its internal list of identified developers, allowing you to open other apps from the same developer.
Download the app and move it to your application folder. Launch the app and you'll get the same warning. However, you will only be presented with a blue "OK" button. Click on it and you will be taken to the Finder. Go to System Preferences> Security and Privacy Icon (image)> General. In the General tab, select the "Open Anyway" option. The app will launch, and the developer will be added to the