Tips and tricks to fix XIAOMI MI 9 PRO problems. This phone comes at September 2019 with Android 10 as factory default operating system. Yes this is Android 10 smartphone with MIUI 11 user interface. The screen use 6.39 inches with Full HD resolutions at 1080 x 2340 pixels, using Samsung Super AMOLED screen for better color view. This phone use high end processor Qualcomm SDM855 Snapdragon 855+ which already have dedicated GPU graphic processor unit Adreno 640.

At the top of the screen, we can see small notch drop for 20 megapixel front selfie camera without LED light flash, but front camera can get additional light from 6.39 inches LCD screen brightness at low light situations. Find more review and information about how to solve XIAOMI MI 9 PRO troubles at community.


What is Advantage of XIAOMI MI 9 PRO Specifications:

LCD 6.39 inches
Internal memory 128 GB and 512 GB with 8 GB RAM
Internal memory 512 GB with 12 GB RAM
Main Camera Dual 48 MP f/1.8 wide + 8 MP f/2.4 telephoto + 13 MP f/2.4 ultrawide
Main Camera Features Phase Detection Autofocus, LED flash
Front camera 20 MP pop-up motorized for selfie photography
Processor Octa-core 2.96 GHz Kryo 485 & 3×2.42 GHz Kryo 485 & 4×1.8 GHz Kryo 485
GPU Adreno 640
Operating system Android Pie version 9.0
Battery Li-Po 4000 mAh



Solutions To Fix Camera Issues On XIAOMI MI 9 PRO 


How to Fix or Problem Solving for Recovery XIAOMI MI 9 PRO hang or not responding or malfunctions or stuck or freezing or bricked ?

There are several options of internal memory start from 128 GB or 256 GB or 512 GB. The smallest RAM is 8 GB, but this size still big enough for multitasking. With big internal memory XIAOMI MI 9 PRO does not need to use external memory, therefore we can not find any external memory microsd simcard slot. The internal memory already installed with Android 10 operating system with some factory default applications, but we still can install many interesting apps from Google Play Store like Instagram, Whatsapp, WeChat, Facebook, KakaoTalk, Telegram, Viber and some other more.

Please take some time to read as many user review as possible when we want to install new or not famous applications, because some of them may contain viruses or malware with fake functions. That bad apps can make troubles to our XIAOMI MI 9 PRO like hang or stuck or bricks or bootloop or frozen or LCD touch screen not responsive. These kind of apps will not get information from Google about “Verified by Play Protect”.

What do we have to do? First we have to try force soft reset or reboot or restart to remove temporary files or caches that can make some trouble at this phone. If our XIAOMI MI 9 PRO can boot again, then please directly download one good antivirus applications from Google Play Store like AVAST or NORTON, please choose only one we like. The antivirus will try to scan all installed applications and give recommendation setting to our phone. If the problems still happen, 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 MI 9 PRO. For safety reasons, please do not install any unknown APK files, because it is very easy to make our phone getting trouble.


We Recommended to Install Antivirus For XIAOMI Smartphone



How to Force Shutdown or Force Soft Reset or Reboot or Restart XIAOMI MI 9 PRO ?

We can install many applications at this phone, but some applications can be crash or corrupt. This phone will work not normal like 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 MI 9 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 MI 9 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.


Solution To Fix Lagging Slowly Issues On XIAOMI MI 9 PRO


How to backup data or Contact at XIAOMI MI 9 PRO ?

Please note that XIAOMI MI 9 PRO does not have external microSD memory card slot. That is why we can not backup any data to external memory. However, we still can connect our XIAOMI MI 9 PRO with USB data cable and choose to make the connections become MTP, then we can copy all important data from our XIAOMI MI 9 PRO to computer using computer file manager software.

If our XIAOMI MI 9 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.


More Complete Solutions To Backup & Restore Data / Photos On XIAOMI MI 9 PRO


How to Boot Recovery Mode at XIAOMI MI 9 PRO ?


If we need to boot our XIAOMI MI 9 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 MI 9 PRO with software menu:

  1. Turn on the XIAOMI MI 9 PRO
  2. Please make sure battery capacity more then 50% or better fully charge
  3. Backup important data at XIAOMI MI 9 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 MI 9 PRO will do the hard reset or master format to factory default process.


hard reset xiaomi mi 9 pro

#Option 2, Hard Reset XIAOMI MI 9 PRO with Hardware Button Key to Recovery Mode

  1. Turn Off XIAOMI MI 9 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 MI 9 PRO finish the process and the phone will start again like new


How to Unlock or Fix or Bypass or Solutions for XIAOMI MI 9 PRO forgot password code or security lock screen pattern or pin (lost password)?

With big internal memory our phone will keep many important data, including photos videos which taken from triple camera 48 megapixel + 12 megapixel + 16 megapixel. This phone already use unique AI camera, therefore this phone does not have DOF or Bokeh lens. Please protect all private data from unauthorized people when this phone away from us or lost or stolen. Fingerprint can be choose as security protections, the sensor is under display, therefore we can not find any fingerprint sensor at back side of body. We can use face id unlock recognizing for alternative protection. Secondary protections will be needed to activate for backup options, please choose screen lock pattern or password pin protections. The problems will start happen when we can not unlock this phone or forgot security answer or fingerprint can not unlock. What should we do?

Don’t worry because we can unlock or bypass forgotten screen lock pattern or password pin protections at XIAOMI MI 9 PRO use registered Google account. But for security protections, we have to always remember our Google account username and password. New Xiaomi smartphone already use latest Android version already implement FRP (Factory Reset Protection). FRP is important to secure our phone when it is stolen or lost. Android will ask for previous same Google account username and password after finish performing hard reset or master format. Therefore we have to remember carefully our Google / Gmail username and password. We also recommended to activate or create XIAOMI ACCOUNT at XIAOMI MI 9 PRO, because it can help us to bypass forgotten security protections.


Is That Any Secret Code for Doing Format XIAOMI MI 9 PRO ?

There is no secret hidden code for XIAOMI MI 9 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 MI 9 PRO ?

There are two phone memory type at XIAOMI MI 9 PRO, one is internal memory and the other one is external memory. If we want to format internal memory phone then we have to do hard reset or reformat the operating system of XIAOMI MI 9 PRO as well. Please use menu setting to do hard reset or reformat using #option 1 above, but make sure to give checkbox mark at Erase Internal SD card / Internal storage. Then it will reformat the factory default operating system and remove or erase any data inside internal memory.

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 MI 9 PRO Stronger, Life Longer and Not Fast to Drain ?

XIAOMI MI 9 PRO use 4000 mAh battery capacity with Quick Charger version 4+. This can work with wireless charging as well. The battery can work full one day because XIAOMI MI 9 PRO already use Qualcomm SDM855 Snapdragon 855+ with 7 nm processor technology for better battery consumption. Some heavy users will use XIAOMI MI 9 PRO too much for playing games or watch movie several hours continuously. We have to do some adjustment like make LCD screen brightness as low as possible and disable all not use connections like NFC or Wifi or GPS or Bluetooth.



  • How to Hard Reset or Master Format XIAOMI MI 9 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 MI 9 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 MI 9 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.