BlackBerry OS 5.0.0.459 has been officially released for the Sprint BlackBerry Storm 8530.  You can download OS 5.0.0.459 via the link below. Download:  OS 4.5.0.0.459 for the Sprint BlackBerry Curve 8530 OS 5.0.0.459 Available For The Sprint BlackBerry Curve 8530 is a post from: RIMarkable

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OS 5.0.0.459 Available For The Sprint BlackBerry Curve 8530

BlackBerry OS 5.0.0.463 hasn’t been officially released for the BlackBerry Curve 8530, however, that doesn’t mean that you can’t get it. Download OS 5.0.0.463 for the BlackBerry Curve 8530 [Via BBLeaks ] Disclaimer: This leaked BlackBerry OS is not supported by your carrier or Research in Motion.  Install at your own Risk, and, for goodness sake, back up your device

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OS 5.0.0.463 Leaked For The BlackBerry Curve 8530