There’s not a lot you possibly can remedy. Apple extremely restricts the power to reuse an exterior ID with a brand new iCloud account.
You aren’t sharing the place precisely this long-created account has E mail from iCloud.com. related deal with. It might be parental, backup backup, trusted restoration, main Apple ID, or simply regardless of the system prompt in your iCloud if you introduced in (for instance) a Gmail, Yahoo, or Hotmail e-mail in your Apple ID. There is similar confusion about how your different emails are used. Solely Apple Assist can clearly see your account until you doc a bunch of screenshots or share a display screen with somebody for a methodical quarter-hour exploring each nook and cranny of the iCloud service settings.
Every iCloud account will need to have an iCloud e-mail and it is rather widespread for folks to disregard it if they convey what they think about their primary e-mail to the account.
I’d concentrate on how safe the account is now and keep away from making a brand new account Until you clearly perceive in writing from Apple help that it is possible for you to to disconnect an exterior e-mail from the outdated account and precisely how you’ll use it or connect it to a brand new iCloud account.
It is a lot simpler to easily defend the account you might have. Nobody can use or abuse that. (e-mail protected) when you’ve got two-factor safety and a powerful, distinctive password.
In summer time, do not attempt to determine this out. Safe your account if it really works for essentially the most half. Work with Apple help on this; They’re much higher than us at defending your particular iCloud.