Configure Outlook for iOS
On your iPhone, find the Outlook app and open it.
Enter your email address and tap Add Account. If you already have another account configured, tap on the gear icon on the left and find the option to add another account.
Select IMAP from the available email providers.
Enter your details (look carefully for typos!)
Email: Enter your full email address
Password: Enter your password
Name: Enter your name as you’d like it to appear
Description: Give your account a name to help you identify which email address this is. (Eg., Work Account)
Tap Use Advanced Settings.
Fill in the IMAP Incoming and SMTP Outgoing Email Server information as per your onboarding document.
Tap Sign In.
Click through the Privacy Agreement.
Unless you have an additional account to add, tap Maybe Later.
It is recommended to Turn On notifications.