BlackBerry OS 10.3.1 rollout has officially begun

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Carrier: 中華電信, 更新後使用了幾天都很正常!

the rollout of BlackBerry OS 10.3.1 is now official according to BlackBerry and will be available to customers around the world starting today in Europe, the Middle East, Africa, and Asia Pacific for the entire line of smartphones running BlackBerry 10

http://crackberry.com/blackberry-os-1031-rollout-has-officially-begun