BlackBerry OS 7 announced, old devices not supported - GSMArena.com news
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BlackBerry OS devices are pretty much dead after January 4th | Engadget
BlackBerry OS 7 & Playbook Tablet - Yana Stepchenko's Portfolio
How to Hard Reset/Format All BlackBerry OS 7.1 and Older Smartphones - Mobile Tutorials, Satellite & IPTV tutorials, PC & Automotive Tips
Need to know – BlackBerry OS 7 | Stuff
BlackBerry OS 7 devices will continue to be supported through the transition to BlackBerry 10 | CrackBerry
BB OS 6 on your BlackBerry 9700 (follow-up) - TECH dot AFRICA
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