Change iCloud account
I have two icloud accounts and used the wrong one when setting up my new phone. I want to switch to the account where I’ve backed up my iPhone 7 so I can bring that data to my iPhone X’s.
iPhone XS
Question marked as
Restore your iphone to factory settings and, at the end set it up as new (using the right account):
Restore your iPhone, iPad, or iPod to factory settings - Apple Support
Regards
Giulio