Based on the context provided, it seems that the user is seeking information about battery calibration for their Redmi or Xiaomi smartphone. Here is a detailed answer to their question:
Firstly, it's important to understand that battery calibration is a process that resets the battery stats on your phone, which can help improve battery life. Over time, the battery stats on your phone can become inaccurate, which can result in the phone shutting down even when the battery is not completely drained or the battery percentage dropping too quickly. There are several methods to calibrate the battery on Xiaomi or Redmi smartphones, and we will look at a few of them.
Method 1 :
1、Turn off your Xiaomi/Redmi smartphone.
2、Press and hold the Power button and Volume down button simultaneously for about a minute.
3、Release the buttons and then long-press the Power button to turn on your phone.
Method 2 :
1、Charge your phone to 100%.
2、Unplug the charger and turn on your phone.
3、Enter the dial pad, and type *#0228#.
4、The phone will automatically start checking the battery and other data, and you can check the battery voltage and power status.
5、Next, double-tap the quick start button at the bottom of the screen. Your phone will go into a black screen mode.
6、Click the main screen button to reactivate the screen, and use the back button to return to the previous menu. You can see that the power has decreased significantly.
7、Plug in the charger and repeat the above steps until the battery level no longer drops.
Method 3 :
1、Connect your phone to a power source and charge it for 6-8 hours.
2、When the system prompts you about the low battery, restart the phone.
3、When the "press F2 for setup" message appears on the screen, press F2 to enter the BIOS setup program and stop the computer there.
4、Unplug the power adapter and keep the computer on until the battery is drained.
5、Connect the power adapter and charge the battery to full.
6、Use the fully charged battery until it runs out of power.
7、Repeat steps 2-3 several times to eliminate some of the memory effects and extend the battery life.
It's important to note that there are risks involved in battery calibration, and it may not always work. Some users have reported that battery calibration can actually worsen battery life, so it's important to be cautious and understand the risks before proceeding.
In conclusion, there are several methods to calibrate the battery on Xiaomi or Redmi smartphones, and it's important to choose the one that works best for you. It's also important to understand that battery calibration may not always work and can even worsen battery life in some cases. It's recommended to perform battery calibration only when necessary and to be cautious when doing so.