To silence incoming call and notification ringtones, simply place your hand on the screen or flip the device face down.
Turning off the Quick Call Ringer on Samsung Galaxy J3 Pro is as follows:
Step 1: Go to 'Settings' and select 'Advanced Features.'

Go to 'Settings' and select 'Advanced Features'.
Step 2: Select 'Easy Mute'.

Select 'Easy Mute'.
Step 3: Enable the feature.

Enable the feature.
That concludes your setup process. Wishing you all success.
