So this is the official first firmware update of the Blackberry Curve 8520. What’s interesting is that the firmware update provider Vodafone hasn’t even released the Blackberry Curve 8520. Strange? You bet.
Anyway, the new firmware update of the 8520 version will be OS 4.6.1.272. So, interested to try the official OS update? heads on the link under to get one 
Download OS 4.6.1.272 For The BlackBerry Curve 8520 Via Vodafone
As usual, please remember that only install it if you are comfortable with the process and you have to install it at your own risk. And if you still don’t know how to update your Blackberry OS Update version, follow this link and find out guides on how to install/update your new Blackberry OS. Enjoy.
