10-26-2012 03:47 PM
Welcome to the BlackBerry Support Community.
Sorry to hear you are experiencing an issue with your BlackBerry® Bold™ 9900 smartphone microphone not working.
We suggest that you perform a reload or upgrade your BlackBerry® Device Software. For more information on this procedure see the following article:
How to update or reinstall BlackBerry Device Software using BlackBerry Desktop Software - http://www.blackberry.com/btsc/KB03901
If this process fails to resolve the issue, we suggest that you contact your point of sale for options.
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