T-Mobile wireless released Android Kitkat 4.4.2 firmware update for LG G Flex customers. This software update will be automatically downloaded to your phone via OTA (over-the-air). The update requires data connection for download, 50 percent of battery life and 147 MB internal memory. Once you receive the notification from your network provider, click install to apply the firmware update your device. Before install the file backup or transfer all your important files from internal memory to removable storage. The user can also manually check for firmware update by System Settings > Genera Tab > System > About Phone > System updates > Check now. The device will check for updates once you tap the Check now option and then follow the instructions that displayed on your mobile. After the installation, user can verify the software information by choosing Settings > General Tab > System > About Phone > Software Information.