The Xiaomi smartphone can automatically go into standby or sleep mode after a certain time of inactivity, with a minimum of 15 seconds to a maximum of 10 minutes.
Note: If a lock screen password or fingerprint is set as the unlock method on the device, it is required to unlock the device in order to use it again.
- Open the Settings
- Tap on Always-on display & Lock screen
- Tap on Sleep
- Set a sleep timer