See our how-to sideload BAR files guide for installation help.
Note: BlackBerryOS.com is not responsible if anything bad happening to your device from installing this file. Install at your own risk!
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I have tried all step but os is not installed.
i have recieved error 507 and 621,my device is not connected to the desktop software.
In BlackBerry desktop, go to Device, Backup, and then back up your BlackBerry. This will save your Contacts to your Mac (or PC). Now connect your iPhoneRacnkaul 09-28-2014, 10:18 AM