Stay connected with all your contacts through the Messages app on your smartphone, making it incredibly simple to send photos, express yourself with emojis, or just drop a quick message. The app offers a variety of functionalities such as muting specific conversations or assigning unique tones for different contacts, enhancing your messaging experience. Please note that the features and instructions provided here are specific to the default Messages app on Samsung devices that run Android 9.0 Pie or higher, and do not apply to carrier or third-party apps. Additionally, if you wish to add a personal touch to your phone's appearance, Samsung allows you to change the theme of your Messages app. For further customization, you can modify the font settings on your device for use in Messages, and you even have the option to set a distinctive wallpaper or background color for individual conversation threads. To customize a specific conversation, simply tap on More options, represented by three vertical dots, and then select Customize wallpaper to personalize your messaging experience. This level of customization ensures that your communication remains not only functional but also visually appealing.