Hi @rsGokulraj4 ,
Please check with support team on this. It might be a cosmetic bug in AEMaaCS.
The difference i could see between AEMaaCS and 6.5 in /libs/cq/inbox/gui/components/inbox/itemdetails/workflowcomments/workflowcomments.jsp
![kishorekumar14_0-1640696571034.png kishorekumar14_0-1640696571034.png](https://experienceleaguecommunities.adobe.com/t5/image/serverpage/image-id/37592i492CDC6837F9EAF6/image-size/medium/is-moderation-mode/true?v=v2&px=400)
This might be the reason, not sure.