How to Easily Master Format XIAOMI MI 4S with Safety Hard Reset?

Tips and tricks to fix problems at XIAOMI MI 4S. This phone have dual simcard slot which can standby together. The LCD screen size of XIAOMI MI 4S is 5 inches with high resolutions Full HD 1080p. Android operating system at XIAOMI MI 4S is using Android Lollipop. This community at will give more information about how to fix trouble at this phone. Important features that we will get from XIAOMI MI 4S is big internal memory 64 GB and 3 GB RAM for multitasking applications. If we still need more storage, then we can add additional external memory using microSD up to 254 GB.

What is Advantage of XIAOMI MI 4S Specifications:

GSM 3G HSDPA + 4G LTE, Dual SIM Card
LCD 5 inches IPS
Internal memory 64 GB with 3 GB RAM
External card MicroSD maximum 256 GB
Main Camera 13 MP, f/2.0, phase detection autofocus, dual-LED (dual tone) flash
Front camera 5 MP, f/2.0
Processor Quad-core 1.44 GHz Cortex-A53 & dual-core 1.82 GHz Cortex-A57
GPU Adreno 418
Operating system Android Lollipop version 5.1.1
Battery Li-Ion 3260 mAh

How to Fix or Problem Solving for Recovery XIAOMI MI 4S hang or not responding or malfunctions or stuck or freezing or bricked ?

What is user interface at XIAOMI MI 4S? Like other Xiaomi smartphone, XIAOMI MI 4S use MIUI version 7, this UI already installed together with Android Lollipop operating system at this phone. It will use some small internal storage, but we still have so many free storage to install several important applications like Whatsapp, Facebook, WeChat, Instagram, Line Messenger, Blackberry Messenger (BBM), Skype, Viber, SnapChat and many more. The problem happen when we install bad applications from Google Play Store, because some of them may contain viruses or malware that can make our XIAOMI MI 4S become hang or stuck or bricks or frozen or bootloop logo or LCD touch screen not responding when we install that apps. We have to force soft reset or force shutdown to remove temporary files and caches from XIAOMI MI 4S. After this phone can start and boot again, we can try to install antivirus applications which have good rating user review, for scan all installed applications inside XIAOMI MI 4S. If the problems still happen, then we have to hard reset XIAOMI MI 4S. Please note, do not forget to backup all important data inside this phone because it will erase or wipe all data including remove Google account at XIAOMI MI 4S.

How to backup data or Contact at XIAOMI MI 4S ?

Backup all important data when we have time to do that, because we never know when our XIAOMI MI 4S will get any trouble. We can use microSD external card to copy or move important files using File Manager applications. If our XIAOMI MI 4S 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 Force Shutdown or Force Soft Reset or Reboot or Restart XIAOMI MI 4S ?

When we use this phone, at one time perhaps the installed applications have bad functions that make XIAOMI MI 4S hang or LCD touch screen not responsive in the middle of running applications. We have to force shutdown or force reboot to clean temporary files caches, and restart all running applications. Please press and hold POWER button until XIAOMI MI 4S turn off by itself, after totally off, then press again POWER button to turn it on. This procedure will not remove or wipe any important data, therefore we can do anytime we want. If our XIAOMI MI 4S still work normally but we want to restart all running applications, when the screen on, please press and hold POWER button until pop-up menu appear, then choose Shutdown / Reboot / Power off menu.

#Option 1, Hard Reset XIAOMI MI 4S with software menu

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

hard reset xiaomi mi 4s

#Option 2, Hard Reset XIAOMI MI 4S with Hardware Button Key to Recovery Mode

  1. Turn Off XIAOMI MI 4S
  2. Make sure the battery is fully charge
  3. Press and holdPOWER BUTTON + VOLUME UP BUTTONkey
  4. Release all button after the LCD show Recovery Mode
  5. UserVolume Buttonto select the option and pressPOWER Buttonto 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 4S finish the process and the phone will start again like new

How to Boot Recovery Mode at XIAOMI MI 4S ?

If we need to boot our XIAOMI MI 4S 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.

How to Restore and Reinstall Clean Android Operating system / firmware at XIAOMI MI 4S (Reformat) ?

When the first time we buy this phone, XIAOMI MI 4S use Android Lollipop for operating system. We can install some interesting applications but as we know that sometime that apps can crash and make XIAOMI MI 4S operating system corrupt or damage, it can not work normally again. At this time we have to reinstall factory default operating system. First we have to know that clean factory default Android operating system already saved safely inside XIAOMI MI 4S ROM or internal memory. Therefore it is easy to reformat and we do not need to copy anything from other device. Just follow simple steps to hard reset above, then clean factory default Android operating system will be reinstall automatically.

There are also other alternative to reinstall or restore the XIAOMI MI 4S operating system by download the official MIUI ROM for XIAOMI MI 4S at Xiaomi website, copy the downloaded file to external card SDCard using computer with card reader, or connect directly our XIAOMI MI 4S to computer and it will read as removable drive. Copy the downloaded files at external memory and please continue by using XIAOMI MI 4S applications which have name Updater. Follow the menu to finish the upgrade.

How to Unlock or Fix or Bypass or Solutions for XIAOMI MI 4S forgot password code or security lock screen pattern or pin (lost password)?

XIAOMI MI 4S have fingerprint sensor to give more easy security protections. The location of fingerprint is at back side of body. We also can activate other default security screen like password pin or lock pattern. The problems comes when we forgot security screen lock answer. What should we do? Do not worry, because we can bypass or unlock forgot security screen lock pattern or password pin protections at XIAOMI MI 4S using Google account. Please turn on the LCD screen, and when it ask for answer, try to give several time wrong answer until this phone locked or frozen for 30 seconds. At this time we can see Forgot Password / Pattern button, press this button to unlock using Gmail username and answer that we have already signed-in before. If we can not access our installed Gmail account, then we have to do hard reset using hardware button combination key.

How to Improve Performance XIAOMI MI 4S to make run more faster?

With Qualcomm MSM8992 Snapdragon 808 processor and Hexa-core 1.4 GHz Cortex-A53 & 1.8 GHz Cortex-A57, then we can use this phone faster for almost any applications from Google Play Store. With Adreno 418 dedicated GPU (graphic processor unit), we can play games well. But why some users get slowly trouble at XIAOMI MI 4S? Usually because applications trouble. Although this phone already have 3 GB RAM for multitasking, but some apps can take resources too much. Moreover, we have to know that some applications installed from Google Play Store will keep run in the background to wait data update, and all of them will use some amount of run. If many apps run together in the foreground or background, then our XIAOMI MI 4S RAM and processor resources will be insufficient and become slowly. Therefore we have to uninstall some not use applications. If we want to make XIAOMI MI 4S run faster again like new, then please consider to do hard reset or master format.

How to Format or Erase Phone Memory at XIAOMI MI 4S ?

There are two phone memory type at XIAOMI MI 4S, 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 4S as well. Please use menu setting to do hard reset or reformat using #option 1 above, but make sure to give checkbox mark atErase 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 menuSetting > 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.

Is that any other secret code of hard reset XIAOMI MI 4S?

At this moment, there is no other secret code or secret key to do the factory reset of XIAOMI MI 4S Just try to do the hard reset above.

How to Upgrade XIAOMI MI 4S to Android Marshmallow Official Update?

When we make this information, there are not official update for XIAOMI MI 4S, but maybe we can find some custom ROM update from other community, but please do it carefully, because some wrong steps can make trouble at XIAOMI MI 4S. However, using official ROM is recommended because all features of XIAOMI MI 4S can run without trouble and the warranty will not avoid.

How to Make Battery of XIAOMI MI 4S Stronger, Life Longer and Not Fast to Drain ?

The battery capacity of XIAOMI MI 4S is use 3264 mAh, actually this size is already more then enough for 5 inches LCD screen to make it work fully one day without recharge. But we always have to do some optimization for make battery not fast to drain like make LCD screen brightness as low as possible. We also have to disable GPS or Wifi or Bluetooth if we are not use that connections, to help reduce battery usage.

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