Hi @RAAGAVI A ,
Welcome to Microsoft Q&A!
Please understand that the “outlook” tag is for issues related to Outlook for Windows and Outlook for Mac. Since from the description your issue is about the outlook.com account which is currently not supported in Q&A, it’s recommended to post in the following dedicated forum for outlook.com instead.
https://answers.microsoft.com/en-us/outlook_com/forum/outlk_com
Thanks for your understanding and hope your issue can be resolved soon.