The self-timer or delay-timer on the Xiaomi device, triggers the shutter after predefined seconds. We can choose between 3 or 5 seconds delay on the smartphone.

Android 11 | MIUI 12.0
Step 1: Tap on  Camera
Step 2: Open the  Menu
Step 3: Set the  Delay-timer
  1. Tap on Camera
  2. Open the Menu
  3. Set the Delay-timer

Xiaomi Instructions