Tips and tricks to fix XIAOMI REDMI K40 PRO problems. This phone comes with dual simcard slot that run 5G broadband for Internet access. The screen use Super AMOLED with 120Hz for better refresh rate on 6.7 inches LCD size Full HD+ at 1080 x 2400 pixels. It use Corning Gorilla Glass 5 default scratch protection. We can see small punch hole at top screen for 20 megapixel front camera.

Default operating system use Android 11 with MIUI 12 Xioami user interface. It is powered by Qualcomm SM8350 Snapdragon 888 64 bit processor together with dedicated GPU (graphic processor unit) Adreno 660 for fast gaming graphic rendering. Some users get issues with XIAOMI REDMI K40 PRO hardware or software. We will try to give more solutions, reviews and information about how to solve XIAOMI REDMI K40 PRO (M2012K11C) troubles at community.


What are Advantages of XIAOMI REDMI K40 PRO Specifications and Features:

  • 4G LTE + 5G
  • LCD 6.67 inches
  • Internal memory 128 GB with 6 GB or 8 GB RAM
  • Internal memory 256 GB with 8 GB RAM
  • Main Camera Triple 64 MP f/1.9 + 8 MP f/2.2 + 5 MP
  • Front camera 20 MP for selfie photography
  • Processor Octa-core 1×2.84 GHz Kryo 680 & 3×2.42 GHz Kryo 680 & 4×1.80 GHz Kryo 680
  • GPU Adreno 660
  • Operating system Android 11
  • Battery Li-Po 4520 mAh



How to Fix or Problem Solving for Recovery XIAOMI REDMI K40 PRO hang or not responding or malfunctions or stuck or freezing or bricked ?

We can choose to buy 128 GB or 258 GB internal storage options, but all version does not has external memory MicroSD for extend the storage. However, with at least 128 GB internal memory capacity, we can install many applications from Google Play Store.

We need to be careful when download from bad developers. Mostly they are new or not famous applications. We always suggest to read many user reviews if we must install not famous apps for our external devices. Otherwise, our XIAOMI REDMI K40 PRO will get troubles like become slowly or hang or stuck or bricks or bootloop or frozen or LCD touch screen not responsive. These kind of apps will not get “Verified by Play Protect” from Google Play Store.

What do we have to do? The first steps is try to do soft reset or reboot or restart to clean temporary files or caches from this phone. After XIAOMI REDMI K40 PRO finish reboot / restart then please try to install recommended Antivirus from Google Play Store like AVAST or NORTON. We only need to install one Antivirus. This antivirus apps will try to scan all installed applications and give recommendation setting to our phone.

However, if our phone still get this problems, then please do hard reset or master format. Please note, doing hard reset will remove or erase all important data, therefore we have to backup all data first before doing master format. Doing hard reset will remove all Google account from XIAOMI REDMI K40 PRO. For safety reasons, please do not install any unknown APK files, because it is very easy to make our phone getting trouble.


Recommended Antivirus For XIAOMI Smartphone


How to Force Shutdown or Force Soft Reset or Reboot or Restart XIAOMI REDMI K40 PRO ?


We can get 6 GB or 8 GB RAM options. Some installed apps may get crash or corrupt then make XIAOMI REDMI K40 PRO run not normal or stuck or LCD touch screen not responsive with our finger touch. We have to remove temporary files and caches.

Please press and hold POWER button until XIAOMI REDMI K40 PRO shutdown or turn off by itself. We also can try to press POWER + VOLUME DOWN together to turn it off. After this phone totally off, then we can press again POWER button to turn it ON.

This process will not remove any important data, therefore we can do this process anytime we want. If our XIAOMI REDMI K40 PRO still can work properly, but we want to clear temporary files and caches from some applications, then please press and hold POWER button until pop-up menu appear, continue choose Shutdown / Power off / Reboot menu.


How to backup data or Contact at XIAOMI REDMI K40 PRO ?

Because this phone does not have external memory slot, then we can not backup any data to MicroSD. But we can connect our phone to computer using USB data cable and after our computer recognize our XIAOMI REDMI K40 PRO, then please backup all important data using computer file manager application.

We also can use USB flash disk to connect using OTG or USB converter to backup data from internal memory to USB Flash Drive using XIAOMI REDMI K40 PRO file manager

If our XIAOMI REDMI K40 PRO has already signed in with Google account, by default our contact will be synchronize in the background to Google server. Please make sure we check all contact at Google contact server using Internet browse to make sure backup is done.


How to Boot Recovery Mode at XIAOMI REDMI K40 PRO ?


If we need to boot our XIAOMI REDMI K40 PRO go to recovery mode. We can follow the steps at #Option 2 above from steps no.1 until no.4. After that steps finish, then we will find list of menu options, and choose Recover menu or any other menu as what we need to do.


#Option 1, Hard Reset XIAOMI REDMI K40 PRO with software menu:

  1. Turn on the XIAOMI REDMI K40 PRO
  2. Please make sure battery capacity more then 50% or better fully charge
  3. Backup important data at XIAOMI REDMI K40 PRO because all data and applications will be erase or delete
  4. Go to Menu :  Setting > General Setting > Backup and Reset > Factory Data Reset
  5. Choose : Reset Device > Delete all
  6. The XIAOMI REDMI K40 PRO will do the hard reset or master format to factory default process.


hard reset xiaomi redmi k40 pro

#Option 2, Hard Reset XIAOMI REDMI K40 PRO with Hardware Button Key to Recovery Mode

  1. Turn Off XIAOMI REDMI K40 PRO
  2. Make sure the battery is fully charge
  3. Press and hold POWER BUTTON + VOLUME UP BUTTON key
  4. Release all button after the LCD show Recovery Mode
  5. Use Volume Button to select the option and press POWER Button to Ok or Confirm or Choose. Please choose Wipe all data to finish the Hard Reset or Master Format Steps
  6. Wait until the XIAOMI REDMI K40 PRO finish the process and the phone will start again like new


How to Unlock or Fix or Bypass or Solutions for XIAOMI REDMI K40 PRO forgot password code or security lock screen pattern or pin (lost password)?

With big internal memory 128 GB or 258 GB, we can have many important data that comes with various applications. We also will have many private photos videos that taken from three back side camera that use 64 megapixel for wide + 8 megapixel for 119 degree ultrawide + 5 megapixel for macro. Therefore we have to secure all data from unauthorized people when XIAOMI REDMI K40 PRO away from us or lost or stolen.

We can use fingerprint or face unlock for secure our phone. After finish register first protection, we have to activate secondary protection like screen lock pattern or pin or password for backup. Fingerprint and face detection will not work after XIAOMI REDMI K40 PRO (M2012K11C) finish reboot or restart, it will ask to activate using secondary protections. However, the problems will start happen when we can not unlock this phone or forgot screen lock pattern / password pin protection. What should we do?

For security reasons, we can not remove or bypass forgotten security protections at XIAOMI REDMI K40 PRO without hard reset or master format, please follow steps at #Option 2 above to force hard reset or reformat to factory default. New Xiaomi smartphone already use latest Android version which implement FRP (Factory Reset Protection).

FRP is very important for latest Android smartphone, because it is important to secure our phone when lost or stolen. When we performing hard reset using hardware button combination key, we need to make sure that this phone is belong to us. After finish reformat, we need to bypass FRP. Please Verify your account with previous Google Account username and password.

Therefore we have to remember carefully our Google / Gmail username and password. We also recommended to activate or create XIAOMI ACCOUNT at XIAOMI REDMI K40 PRO, because it can help us to bypass forgotten security protections.


Is That Any Secret Code for Doing Format XIAOMI REDMI K40 PRO ?

There is no secret hidden code for XIAOMI REDMI K40 PRO to make it back to factory default. Do the options above to hard reset it.


How to Format or Erase Phone Memory at XIAOMI REDMI K40 PRO ?

There are two kind of memory on XIAOMI REDMI K40 PRO. One is internal memory which by default use for operating system and pre-installed apps and the other one is external memory. If we want to format or erase internal memory data, then please do hard reset like steps at #Option 1 above using menu Setting. Will will reformat our XIAOMI REDMI K40 PRO operating system to factory default and also erase or remove all data and downloaded applications.

To reformat or wipe or erase all data at external memory, we can use menu Setting > Storage > Erase Internal Storage / SD Card. Please always make sure all data has already backup before reformat or wipe everything, because it is hard to recover formatted / wiped data at internal or external storage.


How to Make Battery of XIAOMI REDMI K40 PRO Stronger, Life Longer and Not Fast to Drain ?

This phone use 4520 mAh non removable battery. It is work with fast charging 33W technology. We can use it for work full one day. But if we use it too much for watching movies or playing games several hours continuously, then the battery will not enough. We have to do some adjustment like make LCD screen brightness as low as possible and disable all not use connections like GPS or Bluetooth or NFC or Wifi.



  • How to Hard Reset or Master Format XIAOMI REDMI K40 PRO without password / passcode ?

    When the first time setup this phone, the protections is not active. We have to choose and activate security protections, but some users get troubles when they want to reformat or hard reset XIAOMI REDMI K40 PRO, because it always ask the password protections. If we can not remember the password pattern, then please try to do hard reset using hardware button combination key like steps at #option 2 above. It will reformat XIAOMI REDMI K40 PRO from OFF positions. But for security reasons, we have to make sure this phone is belong to us by type our previous Google account after finish hard reset.

  • How to Reset XIAOMI Mi ACCOUNT Forgotten Password at XIAOMI REDMI K40 PRO ?

    Please follow this link For Reset Xiaomi Mi Account