The camera shutter sound is played after the shutter is released. Unfortunately, with the newer Samsung devices, it is not possible to directly deactivate the camera sound / release sound. To prevent the camera sound from being heard, the system volume must be set to Silent.

Android 10 (One UI 2.0)
Step 1:  Open the  Settings
Step 2:  Tap on  Sounds and vibration
Step 3:  Tap on  Volume
Step 4:  Move the  slider  to the far left
  1. Open the Settings
  2. Tap on Sounds and vibration
  3. Tap on Volume
  4. Move the slider to the far left

Samsung Instructions
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