BlackBerry PlayBook OS Software update v2.1.0.1753 Officially Released on Sept 10 - 2013

Includes the following updates for all models of the BlackBerry PlayBook (Wi-Fi only and 4G/4G LTE™)

Adobe® Flash® Player security updates to ensure customers remain protected from these issues
Resolves issues where some users were unable to either purchase or upgrade apps within the BlackBerry® World™ storefront

Updates for the 4G/4G LTE PlayBook are subject to carrier availability.