the camera of the Samsung device offers many settings that do not always give the desired result. in the camera settings, all settings of the camera can be reset to factory defaults. the photos and videos already created remain unaffected.

Android 10 (One UI 2.0)
Step 1:  Open the  Camera
Step 2:  Open the  Settings
Step 3:  Tap on  Reset settings
Step 4:  Tap on  Reset
  1. Open the Camera
  2. Open the Settings
  3. Tap on Reset settings
  4. Tap on Reset

Samsung Instructions