11-20-2009 05:27 PM
For any of these ancient Blackberries - series 7700 for Sprint/Nextel (7730, 7750, 7780) - does anyone know if updating the OS will make them fully compatible/operational with regards to Blackberry Messenger (any version of BBM)??
thanks
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12-10-2009 11:41 AM
Info in here
KB12540 - What is BlackBerry Messenger
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