To find or change your message notification sounds, including the "Whistle" tone: Open the Samsung Messages app . Tap the (More options) in the top right corner. Go to Settings > Notifications > Notification categories .
Samsung's modern devices (like the S24 and S25 series) use Writing Assist to help you draft and refine messages. Key Features Samsung Galaxy IslД±k Mesaj
Select and tap Sound to pick a new alert from the list. Galaxy AI: Writing Assist To find or change your message notification sounds,