The Xiaomi smartphone's clock app includes a stopwatch function that can also store individual lap/split times.

Note: In this guide, we will start the stopwatch, select a lap time, pause and clear or reset the stopwatch. These steps are for illustration purposes only and can be skipped or omitted.

Android 10 (MIUI 12.0)
Step 1:  Open the  Clock app
Step 2:  Tap on  Chronometer
Step 3:  Tap on  Start
Step 4:  Tap on  Lap timer
Step 5:  Tap on  Pause
Step 6:  Tap on  Stop/reset
  1. Open the Clock app
  2. Tap on Chronometer
  3. Tap on Start
  4. Tap on Lap timer
  5. Tap on Pause
  6. Tap on Stop/reset