關於「iPhone Roaming on or off」標籤，搜尋引擎有相關的訊息討論：

About cellular data roaming options for your iPhone and iPadsupport.apple.com › en-sgAbout mobile data roaming options for your iPhone and iPadsupport.apple.com › en-gbHow to Enable/Disable Data Roaming on Your iPhone XR (iOS 15.3)?www.youtube.com › watchHow To Switch Data Roam