How can you use data in place of wi fi

See the following excerpt from an Apple Support article for information about iCloud Backup with cellular data. 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.

amoah18 Said:

"How do you use data to backup iCloud in place of wi-fi"

-------

Be Wary of Data Plan:

Just for note, be cautious as to how much data you have for free of charge --out out do your plan by expensive amounts of data, and then you'll owe load os case.