How to Easily Master Format SAMSUNG GALAXY J8 with Safety Hard Reset?

Tips and tricks to fix SAMSUNG GALAXY J8 problems. This is mid-end smartphone which have 6 inches LCD screen using Super AMOLED type. This phone display use 18.5:9 aspect ration, therefore the size is not too big to hold for daily activity. The processor comes with Qualcomm SDM450 Snapdragon 450 with Octa Core CPU. When the first time release in the market, SAMSUNG GALAXY J8 already use Android Oreo with several time OTA (over the air) update to fix some bugs and improve performance. Find more information about how to solve troubles of SAMSUNG GALAXY J8 at community.

What is Advantage of SAMSUNG GALAXY J8 Specifications:

GSM 3G HSDPA with 4G LTE, Dual Simcard
LCD 6 inches with Super AMOLED, ratio 18.5:9
Internal memory 64 GB with 4 GB RAM
External memory microSD maximum 256 GB
Main Camera Dual: 16 MP (f/1.7, AF) + 5 MP (f/1.9, no AF, depth sensor), LED flash
Front Camera 16 MP, f/1.9, LED flash for video conference & selfie photography
Processor Octa-core 1.8 GHz Cortex-A53
Operating system Android Oreo version 8.0
Battery Li-Ion 3500 mAh

How to Fix or Problem Solving for Recovery SAMSUNG GALAXY J8 hang or not responding or malfunctions or stuck or freezing or bricked ?

The internal memory is very important for Android smartphone, because it is very fast to access read and write data if compare with standard external memory. SAMSUNG GALAXY J8 already have big 64 GB internal memory to keep may important files and installed applications. We can install many interesting apps from Google Play Store like Facebook, Viber, Skype, Snapchat, Whatsapp, Telegram, Instagram, Line Messenger, WeChat, Blackberry Messenger (BBM). Google Play Store have almost anything for everyone need, but there are some bad developers which create their apps for bad things such as viruses or malware. This apps will not get Verified by Play Store information when we download to our phone. Usually these bad applications contain at new or not famous one. If we install this applications, then our SAMSUNG GALAXY J8 will get some troubles such as stuck or bricks or hang or bootloop or frozen or LCD touch screen not responsive or LCD screen not responding with our finger touch.

What do we have to do? First we have to try do soft reset or reboot or restart to remove temporary files or caches that can make some trouble at this phone. If our SAMSUNG GALAXY J8 can boot again, then please directly download one good antivirus applications from Google Play Store like AVAST or NORTON, please choose only one antivirus we like. The antivirus will try to scan all installed applications and give recommendation setting to our phone. If the problems still happen, then next steps is doing hard reset or master format. Please note, doing hard reset will remove or erase all important data, therefore we have to backup all data first before doing master format. Doing hard reset will remove all Google account from SAMSUNG GALAXY J8. For safety reasons, please do not install any unknown APK files, because it is very easy to make our phone getting trouble.

How to Force Shutdown or Force Soft Reset or Reboot or Restart SAMSUNG GALAXY J8?

We have to know that this phone have enough 4 GB RAM for running daily activity. But some running applications may crash or corrupt that make SAMSUNG GALAXY J8 act become trouble or not normal or hang or LCD touch screen not responsive. We can try to remove temporary files and caches inside this phone. Please press and hold POWER button until SAMSUNG GALAXY J8 shutdown or turn off by itself. You may also try press and hold POWER + VOLUME DOWN button to shut it down. After it is 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 SAMSUNG GALAXY J8 still can work properly, but we want to clear temporary files and caches from some applications, then please press and hold POWER button until pop-up menu appear, continue choose Shutdown / Power off / Reboot menu.

How to backup data or Contact at SAMSUNG GALAXY J8?

We can use microSD external card to copy or move important files using File Manager applications. If our SAMSUNG GALAXY J8 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.

#Option 1, How to Hard Reset SAMSUNG GALAXY J8 with software menu:

  1. Turn on this phone
  2. Make sure SAMSUNG GALAXY J8 battery already charge properly
  3. Go to menu:Setting >General tab> Backup & Reset > Factory data reset > Reset device
  4. ChooseErase Everything
  5. SAMSUNG GALAXY J8 will do the process to Master Reset to Factory Default

hard reset samsung galaxy j8

#Option 2, How to Hard Reset SAMSUNG GALAXY J8 with Hardware key button:

  1. Make sure the battery of SAMSUNG GALAXY J8 charge properly or battery have more then 50% capacity
  2. Turn off SAMSUNG GALAXY J8
  3. Press and hold together :Power Button + Volume Upuntil Logo appear, then release all button
  4. Please wait until we see the menu at LCD screen, chooseWipe Data/Factory ResetwithVolume Buttonto select and usePower Buttonto ok or enter.
  5. The SAMSUNG GALAXY J8 will do the process of restoring to factory default.

Solutions To Fix Low Free Storage On SAMSUNG GALAXY J8 (Insufficient Internal Memory)

How to Unlock or Fix or Bypass or Solutions for SAMSUNG GALAXY J8 forgot password code or security lock screen pattern or pin (lost password)?

For daily activity, this phone have enough internal memory capacity which is very important to keep applications data and many important data. SAMSUNG GALAXY J8 also have good camera, it is run with dual camera 16 megapixel+5 megapixel which have sufficient aperture number to help taking photo more bright at low light situations. We have secure our data from unauthorized people when SAMSUNG GALAXY J8 away from us or stolen or lost. Please activate fingerprint sensor which located at back side of body bellow rear main camera. We have to register our finger hand several time to make it recognize to unlock. Some people who do not like to use fingerprint or sensor is not sensitive enough to read our finger hand, then please activate alternative screen lock such as screen lock pattern or password pin protections. The problems will be happen when we forgot security answer or fingerprint can not unlock the screen protections, what should we do?

Do not worry because we can unlock or bypass forgotten screen lock pattern or password pin protections at SAMSUNG GALAXY J8 use registered Google account. But we have to do hard reset or reformat our phone using hardware button combination key like steps above. We have to always remember our Google account username and password, because new Samsung smartphone with latest Android version already implement FRP (Factory Reset Protection).

FRP is important to secure our phone when it is stolen or lost. Android will ask for previous same Google account username and password after finish performing hard reset. Therefore we have to remember carefully our Google / Gmail username and password. We also recommended to activate or create SAMSUNG ACCOUNT at SAMSUNG GALAXY J8, because it can help us to bypass forgotten security protections.


When SAMSUNG GALAXY J8 turn ON but the screen locked then follow this steps:

  1. Mare sure the battery is not empty or more then 50%
  2. When Screen ON but locked, please press and hold POWER BUTTON + VOLUME DOWN button about 5 seconds until the screen off
  3. When the screen off, please directly continue press POWER BUTTON + VOLUME UP button about 4 seconds and release all button
  4. Then you will go to recovery button, choose Wipe data / Factory Reset, then all data will be wipe or the operating system will be reformat to factory default
  5. Please note, this process need us to use previous Google account for authentication after hard reset finish. For bypass FRP:Verify your account with previous Google Account.


This is the way to help for unlock or bypass forgotten security protection at SAMSUNG GALAXY J8. Although we are sure about our security protection, but sometime we may forget about the right answer. Please note, when we give security protection at our SAMSUNG GALAXY J8, it also give step to put our own PIN / PASSWORD as BACKUP PASSWORD / PIN. This backup PIN use to bypass or unlock forgotten security code later. Use above steps to unlock forgot password or screen lock pattern security protection using Google account or Gmail username and password.

Is That Any Secret Code for Doing Format SAMSUNG GALAXY J8?

We can try to use secret code for doing hard reset SAMSUNG GALAXY J8 is *2767*3855#. But please remember to always be careful typing that code, because the SAMSUNG GALAXY J8 will do hard reset and remove all data also installed applications.

How to Format or Erase Phone Memory at SAMSUNG GALAXY J8?

There are two phone memory type at SAMSUNG GALAXY J8, 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 SAMSUNG GALAXY J8 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 SAMSUNG GALAXY J8 Stronger, Life Longer and Not Fast to Drain ?

SAMSUNG GALAXY J8 have enough battery with 3500 mAh. For daily activity is enough to run full one day. But we have to know that more applications installed at this phone will make this phone always update some data, therefore the battery will drain faster. Battery drain also happen when we use this phone too much for playing games or do social media group chat for several hours continuously. Unfortunately we can not replace SAMSUNG GALAXY J8 battery with bigger capacity, because the battery is not removable. However, we can do some adjustment to make SAMSUNG GALAXY J8 battery work more stronger or longer. First, please make LCD screen brightness as low as possible. Second, please disable all not use connections like GPS or Wifi or Bluetooth. If some applications need to know our location like camera location tag, then please activate GPS battery saving mode from Setting menu > location.

2 thoughts on “How to Easily Master Format SAMSUNG GALAXY J8 with Safety Hard Reset?”

  1. I downloaded paid fonts and themes. What will happen if I format my Samsung J8? Will it delete all my downloaded paid fonts and themeS?

    • Hi, if that comes from non factory default applications, then all downloaded apps will be removed and also fonts and themes that you have downloaded for your Samsung Galaxy J8. You have to reinstall again that apps after finish hard reset or master format.


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