[ CONSULTA ] si actualizo se bloquea el telefono?

[jufece]

Hola amigos miren lo que pasa es que me va llegar un Touch Pro 2 version de at&t conocido como Tilt 2, y pues trae de fabrica el winmo 6.5 con touch flo 3d, y viene desbloqueado para cualquier operador. Entonces salio la actualiacion oficial de la rom

(Click para mostrar/ocultar)

A new ROM update has been released for the HTC Tilt 2 and can be found by going to http://www.htc.com/us/support/tilt-2-att/downloads.
Here is a brief summary of what is included in this update:
HTC Sense replaces TouchFlo 3D
Ability to Format the SD Card directly in the device
Inconsistent Caller ID function Hotfix
Tilt 2 Freezes in SMS application Hotfix
Phantom SMS/MMS Count Hotfix
Built-in AT&T WiFi Client
Built-in Vlingo voice app
Improved email & messaging experience
Improved music & calendar experience
Built-in Twitter application
Built in IM client
AOL, MSN, Yahoo
With this new software release also comes a Hardware color change for devices that are ordered online via the AT&T Website; customers that order a new HTC Tilt 2 for AT&T will receive a Blue HTC Tilt 2.
All existing HTC Tilt 2 users are encouraged to install the latest ROM to get the most out of their device.

Pues queria que los expertos me sacaran de una dudilla que me rompe el coco, si actualizo a la nueva rom y el telefono esta desbloqueado ¿Quedaria bloqueado para usar solamente con At&t??

[jufece]

quak!