The HTC Windows Phone 8X for T-Mobile is now receiving its first Windows Phone update, which is known as “Portico”. If you own of these handsets you can download the update on your device right now. The update is being offered OTA (over-the-air) and addresses several known issues.
You can check for the update on your HTC 8X by heading over to Settings > Phone Update. It will update your device to software version 1532.20.20004.531 from 1532.20.10006.531 and the OS version will be updated to 8.0.10211.204 from 8.09903.10.
According to the change-log for the Portico update, there are improvements to messaging, text-replies to reject calls, web-browsing improvements and better Wi-Fi connectivity. The update is also expected to fix the random rebooting issue and brings the ability to maintain the Wi-Fi connection while the device is in sleep mode.
There is now news when the update will be made available for the Nokia Lumia 810, which is the other Windows Phone 8 devices on T-Mobile’s network. Nor is there an indication on when the update will be made available to Windows Phone 8 devices on other networks.
source: T-Mobile USA | WPCentral