Simply follow the instructions provided to validate your email settings and proceed with a manual email account setup on your iOS device. Alternatively, you can contact your email provider to obtain the necessary details for your email account. Once you have all of the necessary information, proceed as follows:

1. Tap Settings from the Home screen.
2. Select Accounts & Passwords.
3. Tap the Add Account button.
4. Tap to choose Other from the available options.
5. Select Add Mail Account.
6. Enter your name, email address, password, and a description of your account.
7. Next, press the button.
8. Wait for the Mail app to try to find the email settings and finish setting up your account.
9. When Mail locates your email settings, press Done.