Xiaomi has an aggressive energy manager that kills most apps when you switch your screen off. In order for Hiitmi to work in background or when the screen is off, two settings are necessary on Xiaomi devices. You can read more here: https://dontkillmyapp.com/xiaomi
1 Autostart
- Long-press on the Hiitmi app icon on your home screen.
- Click on “App info” .
- Enable “Autostart”.
- Confirm with OK.
2 Battery saver
- Long-press on the Hiitmi app icon on your home screen.
- Click on “App info” .
- Click on “Battery saver”.
- Select “No restrictions”.
If you still have issues you can read more here: https://dontkillmyapp.com/xiaomi or write us an email info@hiitmi.com.