Originally Posted by AndyIce
The band may have been disabled via software. If that is the case, you may get lucky. But if the hardware itself is absent to begin with, then the flashing will not help. Unless one tries, one cannot conclusively tell one way or the other.
According to earlier comments#5, the MS323 hardware supports WCDMA 2100 band, but this band is blocked by software.
So, anyone can try this method to unlock 2100 bands.