Here's a guideline
on how to fix Windows Live Mail email settings for iPhone

1-Check your Windows Live Mail account settings: Before you begin configuring your iPhone, double-check your Windows Live Mail account settings. Check the incoming and outgoing server settings, username, and password. Make sure that the SSL option is enabled for both incoming and outgoing servers.
2-Open the Settings app on your iPhone: Unlock your iPhone and find the Settings app on your home screen. The app icon looks like a gear
3-Go to "Passwords & Accounts": Scroll down to find the "Passwords & Accounts" option and tap on it.
4-Tap "Add Account": On the "Passwords & Accounts" screen, select "Add Account" to add a new email account.
5-Choose "Other" as the type of account to add: On the "Add Account" screen, scroll down and select "Other" as the account type to add.
6-Tap "Add Mail Account": Next, tap "Add Mail Account" and enter your name, email address, password, and a description for your account. Then, tap "Next."
7-Select "POP" as the account type: On the "New Account" screen, select "POP" as the account type.
8-Enter the incoming mail server settings: Enter the following information for the incoming mail server:
● Host Name: pop3.live.com
● User Name: your full email address
● Password: your Windows Live Mail password
9-Enter the outgoing mail server settings:Enter the following information for the outgoing mail server:
● Host Name: smtp.live.com
● User Name: your full email address
● Password: your Windows Live Mail password
10-Save the settings: After entering the incoming and outgoing server settings, tap
10-"Save" to save the settings. Your iPhone will verify the settings and try to connect to your Windows Live Mail account.
11-Please verify that the account is set up correctly: Once the account is set up, you can confirm whether your account is working or not by sending a test mail.
If you encounter any issues while configuring your Windows Live Mail account on your iPhone, double-check the settings you entered and ensure that you have a stable internet connection. You may also need to update your Windows Live Mail to the latest version or contact your email provider for further assistance.