How to Update Exchange Account Settings on an iOS 11 Device

This procedure is applicable for iOS devices (iPhone, iPad, etc.) running iOS 11 and higher.  The screenshots shown below were taken from an iPhone 7 running iOS 11.0.1.  Other devices will be similar.  Prior to starting this procedure,  please obtain your account-specific information from the Readycrest support team.
To edit Exchange email account server settings on an iPhone or iPad take the following steps:
1. From the Home screen tap Settings.
2. Scroll down and tap Accounts & Passwords.
3.  Select your  Exchange or other Email account to update.
4. Tap the email address next to Account.
5. Update the account settings as needed and tap Done.