How to setup Office 365 to use SMTP relay for Redant Admin emails

You can use the Office 365 SMTP relay option so Redant can send Alert Email Messages, Backup Email Confirmations and any other internal emails that use the Admin user account in Redant

You will require a fixed IP address for this to work correctly. Follow the instructions for Option 3 in this Microsoft Document

https://learn.microsoft.com/en-us/exchange/mail-flow-best-practices/how-to-set-up-a-multifunction-device-or-application-to-send-email-using-microsoft-365-or-office-365