Beginning June 19 after 5 p.m. PST the Samsung Galaxy S 5 will have a software update to Android 4.4.2/Baseband G900TUVU1BNF6 that turn on VoLTE services via OTA over Wi-Fi in available VoLTE markets only. For devices not in VoLTE markets, the update will be available via Kies starting June 20. VoLTE capabilities are limited to markets that have had VoLTE turned on.This update provides features and improvements:”