cellular data
why isn't my cellular data working for the apps i use the most?
iPhone 11, iOS 15
Question marked as
Set cellular data use for apps and services
Go to Settings > Cellular, then turn Cellular Data on or off for any app (such as Maps) or service (such as Wi-Fi Assist) that can use cellular data. If a setting is off, iPhone uses only Wi-Fi for that service.
View or change cellular data settings on iPhone - Apple Support