Wi-Fi and backing up with out eathier
Why or how can I back up my device w/o wifi or computer
Question marked as
Top-ranking reply
See the following from Back up iPhone - Apple Support
Note: On models that support 5G, your carrier may give you the option to back up iPhone using your cellular network. Go to Settings > [your name] > iCloud > iCloud Backup, then turn on or off Backup Over Cellular.