Hey Debjoy, thanks for getting in contact with us about the notifications on your Watch4. We would recommend reaching out to our technical support team for assistance on this, they'll be able to troubleshoot the issue for you and walk you through next steps. You can reach them on 0800 726 786 (24/7) or live chat on http://livechat.support.samsung.com/Customer_new/NZ. Cheers, The Samsung Team.
