How to Fix Phone Screen Turns off During Call

Hello Friends, today I am back again with a new useful article. this article only for MI4I users, In This post we talk about proximity sensor issues in MI4I. Sometimes the phone screen turns off during a call.

Mobile phones use IR-based proximity sensors to detect the presence of a human ear. This sensing is done for two purposes: Reduce display power consumption by turning off the LCD backlight and to disable the touch screen to avoid inadvertent touches by the cheek.

Sometimes it happens that when we are on a call, then the screen goes dark and wishing we could not finish the call address does not end the call until the second person.

When we are in a call conversation, the phone screen does not turn off immediately and always on. we have to press the power button to get off the screen to avoid accident press during the conversation. So friend, in this post I will tell you how to fix or solve these problems related to the proximity sensor.

Steps for fix phone screen turns off during a call issue in MI4I.

• First of all Open Setting.
• Scroll down until you find “About phone“

• Tap on About Phone.

Must see this How To Fix Auto Decreasing Speaker Sound In MI4I

• Scroll down.
• Find the Kernel version.
• than Click consecutive 4-5 times.

• Now we can see the Hardware Test window.
• Scroll Down and Click On 9.Option Proximity Sensor.

• Simply Click on Calibration Button and wait.

Cover the proximity sensor (located at the top of the near the receiver) with your hand, then move your hand away.
The value should increase from 0.0 when you move your hand further away from the device. when calibrating,

• After that click On Pass Button.
• Now Exit and Go back to Home screen, that’s it.

If proximity Sensor calibration passed than your sensor working normally. and you get a solution of Fix Proximity Sensor Not working Or Phone Screen Turns off During Call and makes calls without facing any problem.

And another thing is that if Calibration failed than clean your proximity sensor area which is located at the top of the near the receiver with the help of cotton cloth, And make sure there’s nothing between the sensor and your hand (e.g.  Protective screen cover or Gloves).

I hope you understand all the steps without any problem and this tutorial very helpful for you.

If this step doesn’t fix the problem then you may really need to go to the service center. Good luck!

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Thanks, friends keep visiting for more tips and tricks related to Xiaomi/Redmi phones.