how to delete user from icloud account
How do I delete user from icloud account
iPhone 7
Question marked as
If the iPhone belongs to you and you have signed your Apple ID and its password , just sign it out ( make sure before signing out , you need correct credentials like three answers for respective questions , date of birth , rescue mail address and its password .
See the article Sign out of iCloud on your iPhone, iPad, iPod touch, Apple TV, or Mac - Apple Support