Dear Experts, I'm posting my problem for the second time, Please we need your Help. Problem Description: The issue is that I need to share the Manager Personal calendar with his secretary, so that the secretary could manage his appointments. I have done the following: I shared the calendar and gave the necesary permissions to the secretary when we checked the secretsry outlook, we find a message in the secretary Inbox which is correct. but our problem that the message does not contain the "ACCEPT" Tab. How can I solve this problem Thanks a lot