Tips and tricks to fix XIAOMI POCO C40 problems. This phone comes with Android 11 and MIUI 13 for POCO when the first time open from the box. It is use JLQ JR510  processor that released for entry level smartphone. Therefore this phone does not have 5G connection for broadband Internet access but we can use 4G LTE for Internet connection. The LCD screen size is 6.71 inches with HD resolutions. We will give more solutions and information about how to solve troubles on XIAOMI POCO C40 at community.


What are Advantages of XIAOMI POCO C40 Specifications and Features:

  • 4G LTE
  • LCD 6.71 inches
  • Internal memory 32 GB with 3 GB RAM
  • Internal memory 64 GB with 4 GB RAM
  • Main Camera Dual 13 MP f/1.8 + 2 MP f/2.4
  • Front camera 5 MP for selfie photography
  • Processor Octa-core 4×2.0 GHz Cortex-A55 & 4×1.5 GHz Cortex-A55
  • GPU Mali-G57 MC1
  • Operating system Android 11
  • Battery Li-Po 6000 mAh


Solutions To Fix Camera Issues On XIAOMI POCO C40

This page will give more information and tips to fix XIAOMI POCO C40 front selfie camera and main camera problems.



How to Fix or Problem Solving for Recovery XIAOMI POCO C40 hang or not responding or malfunctions or stuck or freezing or bricked ?

This phone has 32 GB or 64 GB internal memory options. We suggest to download only important apps because the limited storage and performance. There are some applications that may contain viruses or malware especially at new or not famous apps. They can make some troubles if installed on our XIAOMI POCO C40 such as 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. Please read many user reviews before install any apps.

If we get this problems, we have to try clean temporary files and caches by performing soft reset or restart or reboot. When restart finish, please install one recommended antivirus like AVAST or NORTON on XIAOMI POCO C40, this antivirus will scan for suspected applications and give recommended safe setting options.

When the problems still happen, then we have to do hard reset or master format for reinstall the operating system to factory default. Please note, reformat will remove or erase all installed applications and data from our XIAOMI POCO C40. For safety reasons, please do not install any APK from unknown sources, because it can make some troubles. Reformat also will remove Google account and Xiaomi account from this phone.


Recommended Antivirus For XIAOMI Smartphone


How to Force Shutdown or Force Soft Reset or Reboot or Restart XIAOMI POCO C40 ?


XIAOMI POCO C40 RAM is 3 GB or 4 GB. This size is not too big. When some installed applications crash or corrupt or stuck, then the LCD touch screen may not responsive with our finger touch or hang. We need to clean temporary files and caches.

When it stuck or freezing, please try to press and hold POWER BUTTON until XIAOMI POCO C40 turning off or shutdown by itself. We also can try to press POWER BUTTON + VOLUME DOWN together to force turn it off.

When our phone still work properly, but we want to clean temporary files and caches, please press and hold POWER BUTTON until pop-up menu appear and choose Shutdown / Power off / Reboot. Soft reset or restart process will not remove any installed apps and important data, therefore we can do this process anytime we want.


How To Make Faster XIAOMI POCO C40, fix slowly performance?

We need to do some steps when our XIAOMI POCO C40 become slowly performance while playing games or doing some activity. Follow this page to boast XIAOMI POCO C40 performance


How to backup data or Contact at XIAOMI POCO C40 ?

This phone has memory slot for use with MicroSD. We can choose several important files, photos videos inside XIAOMI POCO C40 internal memory using Android File Manager and paste on MicroSD.

We can connect our phone to computer using USB data cable and after computer recognized our XIAOMI POCO C40, 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 POCO C40 file manager


If our XIAOMI POCO C40 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.


More Complete Solutions to Backup & Restore Data / Contact / Photos on XIAOMI POCO C40


How to Boot Recovery Mode at XIAOMI POCO C40 ?

If we need to boot our XIAOMI POCO C40 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 POCO C40 with software menu:

  1. Turn on the XIAOMI POCO C40
  2. Please make sure battery capacity more then 50% or better fully charge
  3. Backup important data at XIAOMI POCO C40 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 POCO C40 will do the hard reset or master format to factory default process.


hard reset xiaomi poco c40

#Option 2, Hard Reset XIAOMI POCO C40 with Hardware Button Key to Recovery Mode

  1. Turn Off XIAOMI POCO C40
  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 POCO C40 finish the process and the phone will start again like new


How to Unlock or Fix or Bypass or Solutions for XIAOMI POCO C40 forgot password code or security lock screen pattern or pin (lost password)?

We have to make sure all important data are protected inside XIAOMI POCO C40, because when we are away from us or when this phone stolen, the unauthorized people can easily access our private photos videos from dual rear camera 13 megapixel for wide + 2 megapixel for depth of field and all confidential apps data. We can use back side fingerprint or front camera for facial recognizing.

We have to make sure to choose backup protections like screen lock pattern or pin or password, because after XIAOMI POCO C40 reboot or restart, then the fingerprint or face detection will not work. We have to unlock using secondary protection. However, the problems will start happen when we can not unlock this phone or forgot screen lock pattern / password pin protection or fingerprint can not work. What should we do?

When we forgot security protection, we have to do hard reset or reformat using hardware button combination key like steps at #option 2 above. This phone already use Android FRP (factory reset protection) that work for secure all data when this phone lost or force hard reset. Therefore, we have to bypass FRP using previous Google account username and password after performing hard reset.


Is That Any Secret Code for Doing Format XIAOMI POCO C40 ?

There is no secret hidden code for XIAOMI POCO C40 to make it back to factory default. We have to do the options above to hard reset this phone.


How to Format or Erase Phone Memory at XIAOMI POCO C40 ?

If we want to remove all installed applications and all data, then we have to do hard reset using menu Setting like steps at #option 1 above. Please choose to erase All files on the phone. It will remove all data at internal memory (or external memory if available).


How to Make Battery of XIAOMI POCO C40 Stronger, Life Longer and Not Fast to Drain ?

XIAOMI POCO C40 battery capacity is big for one or two day activity. The capacity is 6000 mAh. It has fast charging 18W technology at non removable battery. However, if we use this phone too much for playing games or watching movies several hours continuously, then the battery will not enough.

We have to do some adjustment to make XIAOMI POCO C40 more longer although it is has big capacity. Please make sure the screen brightness not too bright, because it will consume more battery. We also have to disable all not use connections like GPS or Bluetooth or NFC or WiFi.



  • How to Hard Reset or Master Format XIAOMI POCO C40 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 POCO C40, 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 POCO C40 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 POCO C40 ?

    Please follow this link For Reset Xiaomi Mi Account

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