Apple's iOS 6.1.4 tweaks iPhone 5 speakerphone
New update changes the speakerphone audio profile but brings no other modifications.
Apple released an iOS update on Thursday, though it's a tiny change.
The software weighs in at 11.5MB and is available by way of the over-the-air iOS software update tool, and in iTunes.
Apple's last iOS update was. That update fixed a lock screen security bug and improved some Apple Maps features for users in Japan.