Prepare for setting up Client initiating shared screen.
https://vitalitysouth.com/sc.exe
Important: Have Notepad ready with all information for Client to easily read from screen. This includes user and password. The Zoho mail servers: imappro.zoho.com and smtp.zoho.com.
Go to settings.
Next Select Passwords & Accounts
Next Select Add Account
Some iphones have Add Account under Mail
Go to Other at the bottom of the screen
Under Mail Select Add Mail Account
Select Next
Input all Account Information
Select Next
Save
Account should be Established