iOS 16.3 is available for all iPhones 8 and later with a few interesting features, including physical security key support for Apple IDs. More importantly, it also contains several bug fixes and security updates that iPhone users have been waiting for. According to Apple’s release notes, the iOS 16.3 update “fixes an issue where horizontal lines may temporarily appear while waking up iPhone 14 Pro Max.” Over the past several weeks, some iPhone 14 users have complained about horizontal lines flashing across their screens. According to reports on social media and discussion boards, the lines app…