Tips and tricks to fix VIVO Y51S problems. This is Android smartphone with 5G data broadband. It has 6.53 inches LCD screen Full HD+ resolution with 1080 x 2340 pixels. We can use dual simcard network standby together. When the first time release, Android 10.0 operating system already installed together with Funtouch 10.5.

VIVO Y51S product model code is V2002A, powered by Exynos 880 with dedicated GPU (graphic processor unit) Mali-G76. Front camera is located at right top of the screen with small punch hole. There are 3 main cameras located vertically at back side. Some users get issue when using VIVO Y51S software and hardware. Therefore we will try to give more solutions, reviews, and information about how to solve troubles of VIVO Y51S (V2002A) at www.hard-reset.org community.

 

What is Advantage of VIVO Y51S Specifications and Features:

  • GSM 3G HSDPA, Dual SIM Card GSM+GSM
  • 4G LTE & 5G
  • LCD 6.53 inches FHD+
  • Internal memory 128 GB
  • RAM 6 GB
  • Main Camera Triple 48 MP f/1.8 + 2 MP f/2.4 + 2 MP f/2.4
  • Main Camera features phase detection autofocus, LED flash, gyro-EIS
  • Front camera 8 MP for selfie photography and video
  • Processor Octa-core 2×2.0 GHz Kryo 460 Gold & 6×1.7 GHz Kryo 460 Silver
  • GPU Adreno 612
  • Operating system Android Pie 9.0
  • Battery Li-Po 4500 mAh

 

 

How to Fix or Problem Solving for Recovery VIVO Y51S hang or not responding or malfunctions or stuck or freezing or bricked ?

Although this phone has big 128 GB internal storage, but having no memory card slot is not good idea. However, we still can install many applications from Google Play Store whether paid or free apps like Facebook, Whatsapp, Instagram, WeChat, Line Messenger and some other more.

We have to read many user review before install new or not famous applications, because some of them may contain viruses or malware that can make VIVO Y51S become slowly or hang or stuck or bricks or LCD touch screen not responding. Usually it will not get Verified by Play Protect information when we are on download process. How to fix it?

We have to try force soft reset or reboot to clean temporary files and caches. After our VIVO Y51S 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 Y51S. 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 Y51S get some troubles.

 

How to Force Shutdown or Force Soft Reset or Reboot or Restart VIVO Y51S ?

VIVO Y51S have 8 GB RAM for multitasking. Some installed applications may crash or corrupt that can make VIVO Y51S 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 Y51S shutdown or turn off by itself. After it 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 VIVO Y51S 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 Y51S ?

We can use USB data cable for backup all data to PC using File Manager at computer. If our VIVO Y51S 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 Y51S with software menu

  1. Turn on the VIVO Y51S
  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 Y51S 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 Y51S will do the hard reset or master format to factory default process.

 

hard reset vivo y51s

#Option 2, Hard Reset VIVO Y51S with Hardware Button Key to Recovery Mode

 

  1. Turn Off VIVO Y51S
  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 Y51S finish the process and the phone will start again like new

 

How to Unlock or Fix or Bypass or Solutions for VIVO Y51S forgot password code or security lock screen pattern or pin (lost password)?

With 128 GB, VIVO Y51S will have many installed apps and saved confidential data. Moreover because this phone has three main camera with 48 megapixel for wide + 2 megapixel for macro + 2 megapixel for DOF. Then we also will have many private photos videos. Please secure all data from unauthorized people when VIVO Y51S away from us or lost or stolen.

Fingerprint is available at side body. It is good location because easy to unlock whether this phone saved inside pocket or put on the table. Face unlock recognizing will use front camera. After finish register first protections, we need to choose secondary protection for backup such as screen lock pattern or password or pin. The problems will start happen when we can not unlock this phone or forgot security answer 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 Y51S 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 Y51S.

 

Is That Any Secret Code for Doing Format VIVO Y51S ?

There is no secret hidden code for VIVO Y51S to make it back to factory default. Do the options above to hard reset it.

 

How to Format or Erase Phone Memory at VIVO Y51S ?

There are two phone memory type at VIVO Y51S, 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 Y51S 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 Y51S Stronger, Life Longer and Not Fast to Drain?

VIVO Y51S use 4500 mAh non removable battery. It has 18W fast charging technology. Usually this phone can work full one day without recharging. But if we use it too heavy like watch movie or play games several hours continuously, then the battery will not enough. We have to do some adjustment to make VIVO Y51S (V2002A) battery work more longer. Please make LCD screen not too bright and disable all not use connections such as GPS or Bluetooth or Wifi. NFC is not available at VIVO Y51S.

 

More FAQ of VIVO Y51S:

  • 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 Y51S (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 Y51S 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.