There are two ways to do this. The first is to go to Settings > General > Profile > Sign Out. The second is to go to Settings > General > Reset and tap “Erase All Content and Settings.
To delete an existing iCloud account, you must log into the iCloud website and select the “Delete Account” option. You will then have to confirm your decision by entering your Apple ID password.
To remove someone’s Apple ID from your device, you’ll need to reset the device. Once you’ve done so, go to Settings > General > Reset and then tap Erase All Content and Settings. You’ll be prompted to enter your Apple ID and password and then confirm that you want to erase all content and settings. After you do this, your device will restart with the factory settings.
iCloud accounts can only be deleted from a desktop computer and not from the iPad. To delete an iCloud account, go to https://www.icloud.com/ on your desktop and log in with your Apple ID and password. From there, click “Delete Account” at the bottom of the screen.
Factory reset does not delete iCloud. Factory reset deletes all of the data on your iPhone, including information about your Apple ID and iCloud account. To erase your iCloud account, you must sign out of it on the iPhone’s settings menu.
To remove your iCloud email address from your Apple ID, you can do so by going to the Apple website and signing in with your password. Once you are signed in, click on “My Info” at the top of the page. Next, click on “Edit.” From there, scroll down to the bottom of the page and select “Remove my iCloud email address.” You will then be asked to enter your iCloud email address one last time before it is removed from your account.
