This is Android smartphone with 5.2 inches LCD screen using Android Marshmallow as factory default operating system, together with Vivo default user interface which known as Funtouch OS version 3.0. If we have more then one phone number then VIVO Y55S is good for us, because it have dual simcard slot which can work maximum with 4G LTE data broadband. The internal memory of VIVO Y55S is 16 GB with 3 GB RAM for multitasking. Find more information about how to solve VIVO Y55S problems at www.hard-reset.org community.

 

What is Advantage of VIVO Y55S Specifications:

GSM 3G HSDPA, Dual SIM Card GSM+GSM / CDMA
4G LTE
LCD 5.2 inches IPS
Internal memory 16 GB ROM
RAM 3 GB
Main Camera 13 MP, f/2.2, autofocus, LED flash
Front camera 5 MP, f/2.2 for selfie photography and video
Processor Quad-core 1.4 GHz Cortex-A53
Operating system Android Marshmallow version 6.0
Battery Li-Ion 2730 mAh

 

 

#Option 1, Hard Reset VIVO Y55S with software menu

  1. Turn on the VIVO Y55S
  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 Y55S 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 Y55S will do the hard reset or master format to factory default process.

 

hard reset vivo y55s

#Option 2, Hard Reset VIVO Y55S with Hardware Button Key to Recovery Mode

  1. Turn Off VIVO Y55S
  2. It is very important to make sure the battery is fully charge
  3. Press and hold POWER BUTTON + VOLUME UP BUTTON key
  4. Release POWER BUTTON after the LCD show Logo (do not release VOLUME UP Button at this steps)
  5. Wait until menu appear then we can no release VOLUME UP Button
  6. Choose Wipe Data option by 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
  7. Wait until the Use VIVO Y55S finish the process and the phone will start again like new

 

How to Unlock or Fix or Bypass or Solutions for VIVO Y55S forgot password code or security lock screen pattern or pin (lost password)?

There are a lot of pictures that we can shoot using 13 megapixel main camera at VIVO Y55S. If we like to have selfie photography then 5 megapixel main camera give good result. If we have many important pictures and data, then we have to secure this phone when away from us or stolen or lost. VIVO Y55S does not have fingerprint. We can activate screen lock pattern or password pin protections which already available inside operating system. The problems will be happen when we forgot security answer, what should we do?

Do not worry because we can unlock or bypass forgotten screen lock pattern or password pin protections at VIVO Y55S use registered Google account. Please turn ON our phone, when it ask for security answer, then we can try to give several time wrong answer continuously until our VIVO Y55S freezing or locked 30 seconds, at this time we can find Forgot Password / Pattern button, press this button to unlock using Gmail account that we have already sign-in before. If we can not access our Google account, then we have to do hard reset using hardware button combination key.

 

 

Is That Any Secret Code for Doing Format VIVO Y55S ?

There is no secret hidden code for VIVO Y55S to make it back to factory default. Do the options above to hard reset it.

 

How to Format or Erase Phone Memory at VIVO Y55S ?

There are two phone memory type at VIVO Y55S, 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 Y55S 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. VIVO Y55S have its own dedicated simcard slot, it can read maximum 256 GB MicroSD simcard.

 

How to Make Battery of VIVO Y55S Stronger, Life Longer and Not Fast to Drain?

The battery capacity of VIVO Y55S need to get more bigger then only 2730 mAh, bacause this phone have 5.2 inches, ideally it have minimum 3000 mAh capacity. However, some users still can use this phone for one day, but if we are heavy users which have a lot of social media activity or watch movie several hours and playing games for several hours, then VIVO Y55S battery will not enough. To make this phone battery can work more longer, we have to do some adjustment. First try to reduce screen light brightness as low as possible, because more bright it light, then more battery power will use. Please disable all not use connections like GPS or Bluetooth or Wifi. Just turn it on one by one if we want to use them. If some applications need to know our locations, then please activate GPS battery saving mode from menu Setting > Location.

 

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