It’s not often we see leaks for the BlackBerry Curve 3G 9300, but thanks to the folks at BBLeaks you can now get your hands on OS 18.104.22.1680 for the BlackBerry Curve 3G 9300 a well. You can download it from either of the links below. Now we should just remind you that this is not an official OS, and while it may come out shortly, both RIM and your carrier will not officially support it, until its launch. Before installing this OS we do recommend you do a full backup of your device.
Download OS 22.214.171.1240 for the BlackBerry Curve 3G 9300: