??????這是因?yàn)閷Cloud功能或通訊錄同步功能關(guān)閉了。??????這里以iPhone7手機(jī)為例，開啟通訊錄同步功能的方法如下：??????一、首先在手機(jī)桌面點(diǎn)擊“設(shè)置”。??????https：//imgcdn.idongde.com/qa/2020/05/25/00/1590336040033598??????二、然后打開“密碼與賬戶”進(jìn)入。??????https：//imgcdn.idongde.com/qa/2020/05/25/00/1590336040604783??????三、進(jìn)入以后選擇“iCloud”選項(xiàng)。??????https：//imgcdn.idongde.com/qa/2020/05/25/00/1590336040754534??????四、然后找到“通訊錄”一項(xiàng)并將其開關(guān)開啟。??????https：//imgcdn.idongde.com/qa/2020/05/25/00/1590336040770793??????五、下拉菜單找到“iCloud云備份”一項(xiàng)并點(diǎn)擊進(jìn)入。??????https：//imgcdn.idongde.com/qa/2020/05/25/00/1590336040482909??????六、最后打開“iCloud云備份”的考官;然后在另外一臺iPhone手機(jī)重復(fù)上述操作步驟即可。??????https：//imgcdn.idongde.com/qa/2020/05/25/00/1590336040495688