Retaining O365 delegated user's mail details and how it will look when it is receive on notes client.
The format of mails sent by Delegated user
User B sent "on behalf" of User A
When a mail is being send on behalf from O365 to Lotus notes Group are not showing as correctly
However when mail to sent to individual ID's then it is showing correctly.
This recommendation will prevent any confusion towards the O365 mail details.