此功能有機型限制,我的 Macbook Pro 也是 2011 年的,就不試用這個新功能,我想您的也不適用。
節錄蘋果官網說明機型的部分:
AirDrop system requirements
To send items to an iPhone, iPad, or iPod touch, you need a 2012 or newer Mac model with OS X Yosemite or later, excluding the Mac Pro (Mid 2012). To send items to another Mac, you need: MacBook Pro (Late 2008) or newer, excluding the MacBook Pro (17-inch, Late 2008) MacBook Air (Late 2010) or newer MacBook (Late 2008) or newer, excluding the white MacBook (Late 2008) iMac (Early 2009) or newer Mac Mini (Mid 2010) or newer Mac Pro (Early 2009 with AirPort Extreme card, or Mid 2010)