You may want to have separate https://sonnerietelephone.com/samsung/ for different contacts on your phone. This way you can distinguish between personal calls and work. In the past, each cell phone had its own ringtone. Many phones these days allow users to select from several ringtones to differentiate their contacts. It also makes it easier to distinguish who you're talking to in different environments.
Changing your phone's ringtone is relatively simple. You can do this from the home screen. To do this, simply click on the arrow symbol and select the ringtone you want. You will then need to find the correct keypress sequence for your phone. It will be different for different phone models, so it is important to find the suitable one.