Xiaomi How to Optimize Battery usage
Xiaomi 4120Table of contents
Battery drain notifications
If this feature is enabled on the Xiaomi smartphone, we will be notified if the battery is being drained fast.




- Open the Settings
- Tap on Battery & performance
- Open the Settings
- Enable or disable Battery drain notifications
Turn off mobile data when device is locked
As the title suggests, the Xiaomi smartphone can disable mobile data when the device is locked or in standby to save battery power, and we can choose to turn off mobile data after 5 minutes, 10 minutes, or 30 minutes.





- Open the Settings
- Tap on Battery & performance
- Open the Settings
- Tap on Turn off mobile data when device is locked
- Choose an option
Optimize Battery
The Xiaomi smartphone offers us a function for quick battery optimization, whereby the device automatically scans the background processes and the settings made in order to offer us optimization suggestions, which can then be deactivated if desired.




- Open the Settings
- Tap on Battery & performance
- Tap on Optimize
- Tap on Add (XX) min
Battery usage stats
We can display the Xiaomi smartphone's battery consumption in a broken down manner, showing an overview of which function or app has used what percentage of the battery, for example, details about the Android system, the mobile phone standby time, or the active screen.
The device also informs us about the estimated remaining operational readiness of the device.



- Open the Settings
- Tap on Battery & performance
- Tap on Battery usage stats