Tips and tricks to fix VIVO S9 problems. This is 5G broadband smartphone that has dual simcard slot standby together. We can use two different phone number, but they only can received one call at one time. The first operating system use Android 11 together with OriginOS 1.0 as new Vivo user interface.

This phone powered by MediaTek MT6891Z Dimensity 1100 5G with dedicated GPU (graphic processor unit) Mali-G77 MC9 for fast graphic rendering. We can get vivid color on 6.44 inches screen because it use AMOLED LCD type. Some issues happen on VIVO S9 hardware or software. We will try to give more solutions, reviews and information about how to solve VIVO S9 (V2072A) troubles at community.


What is Advantage of VIVO S9 Specifications and Features:

  • 4G LTE + 5G
  • LCD 6.44 inches FHD+
  • Internal memory 128 GB with 8 GB RAM
  • Internal memory 256 GB with 12 GB RAM
  • Main Camera Triple 64 MP f/1.8 + 8 MP f/2.2 + 2 MP f/2.4
  • Main Camera features phase detection autofocus, LED flash
  • Front camera 44 MP + 8 MP for selfie photography and video
  • Processor Octa-core 4×2.6 GHz Cortex-A78 & 4×2.0 GHz Cortex-A55
  • GPU Mali-G77 MC9
  • Operating system Android 11
  • Battery Li-Po 4000 mAh



How to Fix or Problem Solving for Recovery VIVO S9 hang or not responding or malfunctions or stuck or freezing or bricked ?

This phone work great because supported by 64 bit processor MediaTek MT6891Z Dimensity 1100 5G with two options of RAM, 128 GB or 256 GB. All version does not have external memory MicroSD slot. However, with big internal storage, there are many applications that we can download from Google Play Store.

But we have to know, Android is open source community, therefore there are some bad developers create fake games or applications that may contain viruses or malware. If installed on our VIVO S9, then some issues may happen like hang or become slowly or stuck or bricks or LCD touch screen not responding. We have to read several users reviews before download that apps. Usually it will not get Verified by Play Protect information when we are on downloading process. How to fix it?

We have to try force soft reset or reboot to clean temporary files and caches. After our VIVO S9 can start boot again then please install one good antivirus like NORTON or AVAST, it will scan all installed apps and give recommendation setting for safety use.

If the problems still happen, then we have to do hard reset or master format VIVO S9. All account including Google account will remove or wipe or deleted after finish hard reset. Hard reset process also will remove/erase all important files from internal memory. Please do not install unknown APK, because it is very easy to make our VIVO S9 get some troubles.


How to Force Shutdown or Force Soft Reset or Reboot or Restart VIVO S9 ?

VIVO S9 (V2072A) has sufficient RAM with 8 GB or 12 GB for run multitasking applications and games. However, some installed apps may crash or corrupt that can make VIVO S9 become hang or LCD touch screen not responsive with our finger. At this time, we have to do soft reset or reboot or restart to remove temporary files and caches. Please press and hold POWER button until VIVO S9 shutdown or turn off by itself. After it totally off, then we can press again POWER button to turn it ON.


We can do this process anytime we want, because our important data will not removed or wipe when performing soft reset, therefore we can do this process anytime we want. If our VIVO S9 still can work properly, but we want to manually clear temporary files and caches from some applications, then please press and hold POWER button until pop-up menu appear, continue to choose Shutdown / Power off / Reboot menu.


How to backup data or Contact at VIVO S9 ?

There are not external memory slot inside VIVO S9 (V2072A), therefore we can not backup any important files and data to MicroSDXC. We suggest to use cloud storage like Dropbox or Google Drive.

We can use USB data cable for backup all data to PC using File Manager at computer. If our VIVO S9 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.


Please note: These options bellow may not work for some devices because of firmware update version or hardware troubles or some other possibilities.

#Option 1, Hard Reset VIVO S9 with software menu

  1. Turn on the VIVO S9
  2. It is very important to make sure battery capacity more then 50% or better fully charge
  3. If we still can access file manager or other applications, the please backup all data or photos/videos at VIVO S9 because all data and applications will be erase or delete
  4. Go to Menu :  Setting > More Setting > Backup and Reset > Erase all data
  5. Give check-mark : Erase Phone Storage if we want to clean / wipe all data
  6. Choose : Erase everything
  7. The VIVO S9 will do the hard reset or master format to factory default process.


hard reset vivo s9 5g


#Option 2, Hard Reset VIVO S9 with Hardware Button Key to Recovery Mode

  1. Turn Off VIVO S9
  2. It is very important to make sure the battery is fully charge
  3. Press and hold POWER BUTTON + VOLUME UP BUTTON key until Fastboot menu appear
  4. Release all POWER BUTTON & VOLUME UP Button
  5. Choose Recovery Mode using VOLUME BUTTON and Press POWER BUTTON for Ok.
  6. Choose Clear Data button, and continue choose Clear all data and wait until wiping data finish
  7. At some version you can try to choose Wipe Data or Clear Data option by tap the menu or using VOLUME BUTTON to go up and down at menu and press POWER Button to Ok or Confirm or Choose. It will wipe all data to finish the Hard Reset or Master Format Steps
  8. Wait until the Use VIVO S9 finish the process and the phone will start again like new


How to Unlock or Fix or Bypass or Solutions for VIVO S9 forgot password code or security lock screen pattern or pin (lost password)?

After download many applications, each of them may have important data. We also have to secure all private photos videos that taken from triple rear camera with 64 megapixel for wide + 8 megapixel for 120 degree ultrawide + 2 megapixel for DoF or Bokeh effect. Therefore we need to secure all confidential data from unauthorized people when VIVO S9 (V2072A) away from us or lost or stolen.

This phone has under display fingerprint. For improve fingerprint accuracy, please do not use thick non-standard screen protection that usually put on 6.44 inches VIVO S9 LCD screen.

We can use front camera for face unlock recognizing. After finish register fingerprint or face detection, we have to choose secondary protection like screen lock pattern or pin or password. Fingerprint or face detection will not work after VIVO S9 reboot or restart or soft reset. We have to use secondary protection for unlock. However, the problems will start happen when we can not unlock this phone or forgot security answer or pattern or fingerprint sensor can not open with our finger hand. What should we do?

We can bypass or unlock forgotten security protections. But the only option that we can use is doing hard reset or master format. Please follow steps at #option 2 above to do hard reset or reformat using hardware button combination key.

Please understand, that our VIVO S9 already use latest Android version. It is already have strong security protections. This phone already have FRP (Factory Reset Protection), FRP will make sure this phone is belong to us. It will ask to Verify your account with previous Google Account. Therefore we have to keep carefully our Gmail / Google account for bypass FRP protections at VIVO S9.


Is That Any Secret Code for Doing Format VIVO S9 ?

There is no secret hidden code for VIVO S9 to make it back to factory default. Do the options above to hard reset it.


How to Format or Erase Phone Memory at VIVO S9 ?

There are two phone memory type at VIVO S9, 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 VIVO S9 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 VIVO S9 Stronger, Life Longer and Not Fast to Drain?

VIVO S9 (V2072A) powered with 4000 mAh. Many users can work full one day using this battery capacity, because this phone use 6 nm FinFET technology processor MediaTek MT6891Z Dimensity 1100 5G.

There are some heavy user that use this phone for working or entertainment several hours continuously, then we have to do some adjustment to make VIVO S9 battery work more longer like disable all not use connections like NFC or Wifi or Bluetooth or GPS. We also need to make LCD screen brightness as low as possible.


More FAQ of VIVO S9:

  • How to Hard Reset Vivo Camera and Music ?

    They are different procedures, but we will try to give one by one. To Reset VIVO camera setting, we have to open Main Camera Applications, then find menu Setting or Icon Setting, and find Restore Default Setting. For reset music, actually it is depend on what kind of apps to hear the music.

  • How To Remove or Bypass Forgotten Pattern or Password or Passcode at VIVO S9 (Reformat Without Password) ?

    We always recommended to give security for anyone for secure data, but the problems comes when you can not unlock this phone. Please try to do hard reset using hardware button combination key like steps at #option 2 above. This process will reformat your VIVO S9 operating system to factory default for remove security password or pattern protection. After finish hard reset, you should try to make sure this phone is belong to you by sign-in with Previous Google Account account for security protections.