蘋果公司表示，這項新功能將為用戶提供最多三周的臨時備份所需的存儲空間，即使 iCloud 可用存儲空間不足，用戶也可以通過 iCloud 將他們的應用程序、數據和設置轉移到新設備上 … 根據蘋果的說法：現在，當你購買一台新設備的時候，可以使用 iCloud 備份將數據轉移到新設備上，即使你的存儲空間非常有限 … 對於那些還沒有升級超過免費 iCloud 計劃中包含的標準 5GB 存儲空間的用戶來說，這一變化應該會讓升級到新設備的體驗更加無縫。
媒體報道：
21-06-07 DoNews: WWDC21：更安全的隱私特性與更實用的 iCloud 服務
21-06-07 鳳凰科技: iOS 15發布 蘋果iCloud升級為iCloud+ 支持數字資產轉讓
21-06-07 鳳凰科技: iCloud將提供免費臨時擴容 升級新iPhone毫無壓力
21-06-07 Mac Rumors: Apple Announces iCloud+, Combines Paid Storage With Privacy Features Like Hide My Email
21-06-07 Mac Rumors: Apple Temporarily Expands iCloud storage in iOS 15 for Backing Up Data and Transferring to a New Device
21-06-07 Mac Rumors: Apple Highlights New Privacy Features in iOS 15 and macOS Monterey, Including Microphone Indicator on Mac
21-06-07 Fast Company: Exclusive: Apple’s Craig Federighi on WWDC’s new privacy features
21-06-07 9to5Mac: Apple introduces iCloud+ service with Private Relay, Hide My Email, more
21-06-07 iMore: Apple announces huge privacy updates to Siri and iCloud at WWDC
21-06-07 SlashGear: Apple adds tougher privacy tools and launches iCloud+ subscriptions
21-06-07 The Verge: Apple’s iCloud Plus bundles a VPN, private email, and HomeKit Camera storage
21-06-07 TechCrunch: Apple announces iCloud+ with privacy-focused features
21-06-07 AppleInsider: Privacy-focused iCloud+ includes Private Relay browsing, Hide My Email, secure HomeKit cameras
21-06-07 TechCrunch: Apple unveils new iOS 15 privacy features at WWDC
21-06-07 Mashable: Apple announces iCloud+ privacy features at WWDC
21-06-07 iMore: Some things Apple just killed at WWDC 2021
21-06-07 9to5Mac: Custom domain names are coming to iCloud Mail with iCloud+
21-06-07 Gizmodo: Apple’s Biggest Privacy Flexes of WWDC 2021
21-06-07 9to5Mac: Starting with iOS 15, Apple will give you a temporary boost in iCloud storage to set up new devices
21-06-07 AppleInsider: Apple granting temporary iCloud storage Space for device upgrades
21-06-07 iMore: Apple announces iCloud+ to bring more privacy features to the web
事件追蹤：
21-06-07 iCloud將提供免費臨時擴容 升級新iPhone毫無壓力
20-12-25 蘋果iCloud 帳戶出問題，部分用戶無法激活新設備
20-08-05 蘋果證實部分用戶無法訪問遊戲中心、iCloud等功能
20-07-01 部分用戶無法訪問 iCloud 網頁，蘋果：正在進行調查
20-06-02 蘋果iCloud雲服務宕機：提示“你選擇的應用不存在”
