How to fix android phone proximity sensor not working during call / screen keep on during call

How to fix the Android phone's proximity sensor not working during a call/screen keeps on during the call

Many Android phone users reported a proximity sensor issue, including Ximoni Redmi Y1, Redmi A1 that phone After some use soon it seems that during a call, the phone screen light is not turning off when it is put near the ear. It seems to be very frustrating and is very irritating as it creates many problems like unknown hold the call even call disconnecting.

Troubleshoot to solve the proximity sensor issue in the Android phone. Wipe the cache partition:

What is this?

The system cache partition stores temporary system data. It's supposed to allow the system to access applications more quickly and efficiently, but sometimes things get cluttered and outdated, so a periodic cache clearing can help make the system run more smoothly. It is different from clearing individual app caches, and it won't lead to any loss of personal data or settings. Many companies agree and recommend doing a cache wipe after installing a system update.

How to do this?

Press the VOLUME UP + HOME + POWER buttons all at the same time and HOLD THEM DOWN. Release only the POWER button when the device vibrates. Release the other buttons when the ANDROID SYSTEM RECOVERY screen appears. Using the VOLUME DOWN / UP buttons to navigate, select WIPE CACHE PARTITION.

Sensor covered by phone case:

Check if you have a phone case on it that covers the proximity sensor? Please try taking off the case and see if that helps.

Make Sure you check the following settings:

Checkbox under Settings > Device > Call Settings > Turn off screen during calls "Turn on proximity sensor during calls" is checked.

Turn off Auto brightness:   

                 

Redmi users are able to fix the issue by changing auto brightness is turned off and then restarting the Redmi phone. For many users, this has worked as the auto brightness feature of Redmi seems to create trouble for Redmi phones.

Try to reset proximity sensor:

Dial *#36# to reset the proximity sensor, and this may fix the problem.  The code may change based on the Android company or model. Please check.

Calibration is testing your phone's hardware and software in user mode. Go to settings -> About phone -> tap five times on kernel version -> proximity sensor.

Do a test by putting your hand over the proximity sensor. if your phone is failing the test, press the calibration button. If the calibration button is greyed out, restart your phone and try again. This thing may or may not work well.

Reset to factory settings or hard reset your phone:

This may seem to fix the problem for 4-5 calls, but the user has reported that the issue may recur after some time.

Many Redmi users reported a proximity sensor problem. They can use the above methods can solve their proximity sensor problem. I hope this method will solve your problem if you are facing proximity sensor issues.