Tips and tricks to fix VIVO Y3S problems. This phone has two model version code V1901A or V1901T. Both version use 6.35 inches LCD screen HD resolution at 720 x 1544 pixels. At the top screen we will find small notch drop for 8 megapixel front camera. This phone does not have 5G connection, but we can use 4G LTE for data broadband. There are dual simcard slots which can standby together. But we only can received one call at one time.

Please note, this phone use Android Pie 9.0 when the first time release on the market, it suppose to use Android 10. This phone powered by Mediatek processor MT6765 Helio P35 with dedicated GPU (graphic processor unit) for graphic rendering. Some users get issue with VIVO Y3S software and hardware. We will try to give more solutions, reviews and information about how to solve VIVO Y3S troubles at community.


What is Advantage of VIVO Y3S Specifications and Features:

  • 4G LTE
  • LCD 6.35 inches HD
  • Internal memory 128 GB
  • RAM 4 GB
  • Main Camera Dual 13 MP f/2.2 + 2 MP f/2.4
  • Main Camera features phase detection autofocus, LED flash
  • Front camera 8 MP for selfie photography and video
  • Processor Octa-core 4×2.3 GHz Cortex-A53 & 4×1.8 GHz Cortex-A53
  • GPU PowerVR GE8320
  • Operating system Android Pie 9.0
  • Battery Li-Po 5000 mAh



How to Fix or Problem Solving for Recovery VIVO Y3S hang or not responding or malfunctions or stuck or freezing or bricked ?

We can use big internal storage with 128 GB. It is work with 4 GB RAM for multitasking. However, we will not get full 128 free storage, because some capacity has been use for operating system and factory default applications. We still have many free capacity to install interesting applications and games from Google Play Store.

Please do not install new or not famous applications, because some apps inside Google Play Store may contain viruses or malware that can make troubles if installed at our VIVO Y3S like hang or become slowly or stuck or bricks or LCD touch screen not responding. We have to read several user reviews if we must install that apps. 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 Y3S 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 Y3S. 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 Y3S get some troubles.


How to Force Shutdown or Force Soft Reset or Reboot or Restart VIVO Y3S ?

VIVO Y3S RAM is 4 GB for multitasking applications. Some installed apps may crash or corrupt that can make VIVO Y3S 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 Y3S 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 Y3S 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 Y3S ?

VIVO Y3S has external memory slot for keep our backup data. Please use Android file manager applications for copy all important files and paste into external memory MicroSD / MicroSDXC.

We can use USB data cable for backup all data to PC using File Manager at computer. If our VIVO Y3S 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 Y3S with software menu

  1. Turn on the VIVO Y3S
  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 Y3S 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 Y3S will do the hard reset or master format to factory default process.


hard reset vivo y3s


#Option 2, Hard Reset VIVO Y3S with Hardware Button Key to Recovery Mode

  1. Turn Off VIVO Y3S
  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 Y3S finish the process and the phone will start again like new


How to Unlock or Fix or Bypass or Solutions for VIVO Y3S forgot password code or security lock screen pattern or pin (lost password)?

After use several months, our 128 GB internal storage will keep many important applications and confidential data. We also will have many private photos which taken from dual camera 13 megapixel + 2 megapixel. Therefore we have to secure our VIVO Y3S from unauthorized people when VIVO Y3S away from us or lost or stolen.

We can use fingerprint at rear body, because it is fast and accurate to access. We can activate face unlock detection as well. Secondary protections have to be choose for backup like screen lock pattern or pin or password. Please note, fingerprint or face unlock can not work after VIVO Y3S (V1901A / V1901T) reboot or restart. We have to activate using secondary protection. 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 Y3S 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 Y3S.


Is That Any Secret Code for Doing Format VIVO Y3S ?

There is no secret hidden code for VIVO Y3S to make it back to factory default. Do the options above to hard reset it.


How to Format or Erase Phone Memory at VIVO Y3S ?

There are two phone memory type at VIVO Y3S, 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 Y3S 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 Y3S Stronger, Life Longer and Not Fast to Drain?

Big battery is very important, this phone use 5000 mAh non removable battery capacity. It can work full one day without recharge. If we want to use this phone more longer for playing games or watching movie several hours continuously, then we need to do some adjustment like make LCD screen not too bright and disable all not use connection like GPS or Bluetooth or Wifi. NFC is not installed at VIVO Y3S.


More FAQ of VIVO Y3S:

  • 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 Y3S (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 Y3S 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.