This option makes the front camera work like a mirror, reversing the picture. 

Android 9
Step 1:  Open  Camera
Step 2:  Open the  menu
Step 3:  Open the  settings
Step 4:  Tap on  Mirror front camera
Step 5:  Choose an  option
  1. Open Camera
  2. Open the menu
  3. Open the settings
  4. Tap on Mirror front camera
  5. Choose an option

Android Instructions
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