How to Easily Master Format SAMSUNG GALAXY J2 CORE (2020) with Safety Hard Reset?

Tips and tricks to fix SAMSUNG GALAXY J2 CORE (2020) problems. At year 2020, Samsung still release Android Oreo 8.1 smartphone with cheap price, but fortunately this is Android Go editions, therefore with small specifications, we still can run some important applications.

What is Android Go Editions? This is special Android operating system family that released for low end specifications smartphone like SAMSUNG GALAXY J2 CORE (2020). With very limited RAM 1 GB and low 16 internal memory, we still can install several native Go Editions applications like Google Go or Gmail Go or Youtube Go and some other more.

What are Advantages of SAMSUNG GALAXY J2 CORE (2020) Specifications and Features:

  • GSM 3G HSDPA with 4G LTE Dual Simcard
  • LCD 5.0 inches Full HD+
  • Internal memory 16 GB with 1 GB RAM
  • Main Camera 8 MP f/2.2
  • Main Camera Features autofocus, LED flash
  • Front Camera 5 MP for video conference & selfie photography
  • Processor Quad-core 1.4 GHz Cortex-A53
  • Operating system Android Oreo 8.1 (Android Go Edition)
  • Battery Li-Ion 2600 mAh

Solution To Fix Camera Issues On SAMSUNG GALAXY J2 CORE

How to Fix or Problem Solving for Recovery SAMSUNG GALAXY J2 CORE (2020) hang or not responding or malfunctions or stuck or freezing or bricked ?

SAMSUNG GALAXY J2 CORE (2020) is cheap smartphone with less then U$100 price, we will get limited specifications with 1 GB RAM and 16 GB internal storage. But we still can use this phone with special native Android Go applications from Google Play Store like Maps Go, Youtube Go and some other more.

Please do not install to many Go applications, because the space will insufficient. Moreover, some new or not famous apps also may contain viruses or malware that can make troubles our our SAMSUNG GALAXY J2 CORE (2020) like become slowly or hang or stuck or bricks or frozen or LCD touch screen not responding. Usually these bad apps will not get Verified by Play Protect information.

For fix this problems, we have to try remove temporary files and caches by performing 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 or NORTON. This antivirus will scan all installed apps and give recommendation setting for safety usage. If the problems still happen, 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 (2020) 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 Fix Insufficient Memory Full On SAMSUNG GALAXY J2 CORE (2020)?

How to Force Shutdown or Force Soft Reset or Reboot or Restart SAMSUNG GALAXY J2 CORE (2020) ?

When some installed applications crash or corrupt, then SAMSUNG GALAXY J2 CORE (2020) will run not normal or LCD touch screen not responsive with finger touch or hang. We have to remove temporary files and caches inside SAMSUNG GALAXY J2 CORE (2020) to make it work normally again. Please press and hold POWER button until SAMSUNG GALAXY J2 CORE (2020) SM-J260GU shutdown or turn off by itself.

You may also try press and hold POWER + VOLUME DOWN button to shut it down or restart. 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 (2020) 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.

Solutions To Fix Lagging Issues / Slowly On SAMSUNG GALAXY J2 CORE

How to backup data or Contact at SAMSUNG GALAXY J2 CORE (2020) ?

We can use microSD external card to copy or move important files using File Manager applications. If our SAMSUNG GALAXY J2 CORE (2020) 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.

More Complete Solutions To Backup & Restore Data / Contact / Photos On SAMSUNG GALAXY J2 CORE

#Option 1, How to Hard Reset SAMSUNG GALAXY J2 CORE (2020) with software menu:

  1. Turn on this phone
  2. Make sure SAMSUNG GALAXY J2 CORE (2020) 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 (2020) will do the process to Master Reset to Factory Default

hard reset samsung galaxy j2 core 2020

#Option 2, How to Hard Reset SAMSUNG GALAXY J2 CORE (2020) with Hardware key button:

  1. Make sure the battery of SAMSUNG GALAXY J2 CORE (2020) charge properly or battery have more then 50% capacity
  2. Turn off SAMSUNG GALAXY J2 CORE (2020)
  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 (2020) will do the process of restoring to factory default without any password or passcode (hard reset).

Solution To Fix Overheat Issues On SAMSUNG GALAXY J2 CORE

How to Unlock or Fix or Bypass or Solutions for SAMSUNG GALAXY J2 CORE (2020) forgot password code or security lock screen pattern or pin (lost password)?

Although this phone have limited storage, but we still can keep many important data inside SAMSUNG GALAXY J2 CORE (2020). Therefore we have to secure all data from unauthorized people when this phone away from us or lost or stolen.

SAMSUNG GALAXY J2 CORE (2020) SM-J260GU is entry level budget price smartphone, therefore we will not get some features like NFC or fingerprint. But SAMSUNG GALAXY J2 CORE (2020) already have factory default protections like screen lock pattern or password pin. We can use this phone to secure all data. 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 (2020) 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 J2 CORE (2020), because it can help us to bypass forgotten security protections.


When SAMSUNG GALAXY J2 CORE (2020) 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 J2 CORE (2020). 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 (2020), 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 or Samsung Account.

Is That Any Secret Code for Doing Format SAMSUNG GALAXY J2 CORE (2020) ?

We can try to use secret code for doing hard reset SAMSUNG GALAXY J2 CORE (2020) is *2767*3855# (some Samsung hardware or firmware update will not work with this code). But please remember to always be careful typing that code, because the SAMSUNG GALAXY J2 CORE (2020) will do hard reset and remove all data also installed applications.

How to Format or Erase Phone Memory at SAMSUNG GALAXY J2 CORE (2020) ?

There are two phone memory type at SAMSUNG GALAXY J2 CORE (2020), 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 (2020) 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 (2020) Stronger, Life Longer and Not Fast to Drain ?

SAMSUNG GALAXY J2 CORE (2020) SM-J260GU have limited battery capacity with 2600 mAh. The battery is removable, but it does not have fast charging technology. Some users get battery life problems. Therefore we suggest to do some adjustment like make LCD screen brightness not too bright and disable all not use connections also recommended like GPS or Wifi or Bluetooth.

Leave a Comment