How to Easily Master Format SAMSUNG GALAXY J2 CORE with Safety Hard Reset?

Tips and tricks to fix SAMSUNG GALAXY J2 CORE (SM-J260GZBDINS) problems. Samsung give other options for anyone who have limited budget for good smartphone. The collaboration between entry level / cheap smartphone with Android Go operating system give good user experience to run Android smartphone. As we know this phone have limited RAM and storage capacity, but we do not have to worry too much because Android Go have several apps which ready to use together with this phone like Maps Go, Youtube Go, Mail Go and some other more. Find more review and information about how to solve SAMSUNG GALAXY J2 CORE (SM-J260M / SM-J260Y / SM-J260G / SM-J260F / SM-J260T1) troubles at community.

What are Advantages of SAMSUNG GALAXY J2 CORE (SM-J260GZBDINS) Specifications:

GSM 3G HSDPA with 4G LTE, Dual Simcard
LCD 5 inches with 16:9 aspect ratio
Internal memory 8 GB with 1 GB RAM
External memory microSD maximum 256 GB
Main Camera 8 MP, f/2.2, autofocus, LED flash
Front Camera 5 MP, f/2.2 for video conference & selfie photography
Processor Quad-core 1.4 GHz Cortex-A53
GPU Mali-T720
Operating system Android Oreo version 8.1 (Android Go Edition)
Battery Li-Ion 2600 mAh

How to Fix or Problem Solving for Recovery SAMSUNG GALAXY J2 CORE (SM-J260GZBDINS) hang or not responding or malfunctions or stuck or freezing or bricked ?

The processor which is use at SAMSUNG GALAXY J2 CORE is Exynos 7570 Quad, it is Samsung own manufacture. Do not expect too much with this processor to run many applications. SAMSUNG GALAXY J2 CORE is design for entry level cheap smartphone, it can work normally with some Android Go applications which have smaller size of capacity. Please note, Android Go still can install standard applications from Google Play Store, but we have options to install Android Go native applications like Youtube Go, Gmail Go, Assistant Go, Maps Go, Files Go and some other more. If we still have storage left, then we can install Facebook or Whatsapp and something like that at SAMSUNG GALAXY J2 CORE (SM-J260M / SM-J260Y / SM-J260G / SM-J260F / SM-J260T1). But we still have to read users review when we want to download new or not famous applications, because some of them may contain viruses or malware that can troubles at SAMSUNG GALAXY J2 CORE like hang or stuck or bricks or frozen or LCD touch screen not responding. These kind of apps may not get Verified by Play Protect information when the download processing.

Please Read here to know How to use External Memory act like Internal memory to Install applications without root.

When SAMSUNG GALAXY J2 CORE get some troubles, we have to try remove temporary files and caches by doing soft reset or reboot. When this phone can work again or can boot properly, then please try to download one good free Antivirus from Google Play Store like AVAST. This antivirus will scan all installed apps and give recommendation setting for safety usage. If the problems still not fix, then please do hard reset or master format like steps above. Hard reset will remove all important files, therefore we have to backup all data before performing hard reset. All account like Samsung account and Google account will also wipe or remove from SAMSUNG GALAXY J2 CORE after finish hard reset. Please do not install any APK files from unknown resource, because it is very easy to make our phone get some troubles.

How to Force Shutdown or Force Soft Reset or Reboot or Restart SAMSUNG GALAXY J2 CORE (SM-J260GZBDINS) ?

We need to force shutdown or soft reset or reboot to remove temporary files and caches if some of installed applications crash or corrupt which make this phone work not normal like hang or LCD touch screen not responsive with our finger. Please press and hold POWER button until SAMSUNG GALAXY J2 CORE 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 J2 CORE 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 J2 CORE (SM-J260GZBDINS)?

We can use microSD external card to copy or move important files using File Manager applications. If our SAMSUNG GALAXY J2 CORE 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 J2 CORE (SM-J260GZBDINS) with software menu:

  1. Turn on this phone
  2. Make sure SAMSUNG GALAXY J2 CORE battery already charge properly
  3. Go to menu:Setting >General tab> Backup & Reset > Factory data reset > Reset device
  4. ChooseErase Everything
  5. SAMSUNG GALAXY J2 CORE will do the process to Master Reset to Factory Default

hard reset samsung galaxy j2 core

#Option 2, How to Hard Reset SAMSUNG GALAXY J2 CORE (SM-J260GZBDINS) with Hardware key button:

  1. Make sure the battery of SAMSUNG GALAXY J2 CORE charge properly or battery have more then 50% capacity
  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 J2 CORE will do the process of restoring to factory default without any password or passcode (hard reset).

How to Unlock or Fix or Bypass or Solutions for SAMSUNG GALAXY J2 CORE forgot password code or security lock screen pattern or pin (lost password)?

We need to secure all important data inside SAMSUNG GALAXY J2 CORE (SM-J260M / SM-J260Y / SM-J260G / SM-J260F / SM-J260T1) when this phone away from us or lost or stolen. SAMSUNG GALAXY J2 CORE does not have fingerprint sensor, but this phone still have several option to use for security protections. We recommended to use screen lock pattern or password pin protections. 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 SAMSUNG GALAXY J2 CORE use registered Google account. But please note, we have to 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 J2 CORE, because it can help us to bypass forgotten security protections.


When SAMSUNG GALAXY J2 CORE 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


This is the way to help for unlock or bypass forgotten security protection at SAMSUNG GALAXY J2 CORE. 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 J2 CORE, 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 J2 CORE?

We can try to use secret code for doing hard reset SAMSUNG GALAXY J2 CORE is *2767*3855#. But please remember to always be careful typing that code, because the SAMSUNG GALAXY J2 CORE will do hard reset and remove all data also installed applications.

How to Format or Erase Phone Memory at SAMSUNG GALAXY J2 CORE?

There are two phone memory type at SAMSUNG GALAXY J2 CORE, 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 J2 CORE 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 J2 CORE Stronger, Life Longer and Not Fast to Drain ?

The battery of SAMSUNG GALAXY J2 CORE is limited, because it use 2600 mAh. But SAMSUNG GALAXY J2 CORE performance is not too fast which does not need to use more power. This capacity can make this phone work one day before recharge. We can easily use secondary battery backup because SAMSUNG GALAXY J2 CORE battery is removable. If we do not have battery backup, but we want to use it more longer, then please do some adjustment like make LCD screen brightness as low as possible. We also have to disable all not use connection like GPS or Bluetooth or Wifi.

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