https://www.blackberryclubs.com/%e5%85%a8%e6%b8%af%e7%8d%a8%e5%ae%b6-playbook-os-2-1-0-1753-%e6%9b%b4%e6%96%b0%e7%9a%84%e5%b0%8f%e5%b0%8f%e5%b0%8f%e7%99%bc%e7%8f%be/
[全港獨家] PlayBook OS 2.1.0.1753 更新的小小小發現