Wesley Hilliard / AppleInsider:
Apple releases iOS 12.5.7 and macOS 11.7.3 to patch security issues on older devices including the iPhone 5S and the 2013 MacBook Air, Mac Pro, and MacBook Pro — Apple has provided iOS 12.5.7, macOS 11.7.3, and other updates for older devices that can’t be updated to the latest releases.