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(BlackBerry Swiss Army Knife) can be used to "wipe" the device and "flash" a specific firmware file (SFI or JAD) downloaded from reputable legacy archives. Important Considerations End of Life Support

BlackBerry OS 7.1 is an update to the previous BlackBerry OS 7.0. It was released in 2012 and provides several enhancements and new features, including: blackberry bold 9900 software update 7.1 download