How to Easily Master Format SAMSUNG GALAXY J3 (2017) / J330F / J330G with Safety Hard Reset?

Tips and tricks to fix SAMSUNG GALAXY J3 (2017) / J330F / J330G problems. This phone comes with big screen at 5.0 inches LCD screen at 720p resolutions. This phone have cheap price with Super AMOLED LCD screen type and have 16 GB internal memory with 2 GB RAM, it is still enough for daily activity smartphone. We also will get good camera at 13 MP at f/1.9, better for low light photo capture. SAMSUNG GALAXY J3 (2017) have single or dual simcard GSM/CDMA with maximum broadband connection at 4G LTE. The community of will give more information about how to solve troubles at SAMSUNG GALAXY J3 (2017) version. At some country, this phone also call withSamsung Galaxy J3 Pro (2017).

What is Advantage of SAMSUNG GALAXY J3 (2017) / J330F / J330G Specifications:

GSM 3G HSDPA with 4G LTE Single or Dual Simcard
LCD 5 inches
Internal memory 16 GB
External memory microSD maximum 256 GB with own dedicated slot
Main Camera 13 MP, f/1.9, autofocus, LED flash
Front Camera 5 MP for video conference & selfie photography
Processor Quad-core 1.4 GHz Cortex-A53
Operating system Android Nougat version 7.0
Battery Li-Ion 2400 mAh

How to Fix or Problem Solving for Recovery SAMSUNG GALAXY J3 (2017) / J330F / J330Ghang or not responding or malfunctions or stuck or freezing or bricked ?

The dual simcard call by dual simcard or DS. Therefore we can find the version of J330F/DS and J330G/DS, some users also call with Samsung Galaxy J3 Pro (2017). All version have same internal memory with 16 GB storage and 2 GB RAM, but except for AT&T version, this phone only have 1.5 GB RAM. The internal memory is very important to install interesting applications from Google Play Store like like Facebook, Whatsapp, WeChat, Instagram, Telegram, Line Messenger, Snapchat, Viber, Skype, Blackberry Messenger (BBM). Some users maybe have insufficient storage to keep their photos or video recording, then we can use external memory MicroSD maximum 256 GB capacity at its own slot, not share with simcard 2 at dual simcard version. Some applications at Google Play Store may contain viruses or malware that can make some trouble when installed at Samsung Galaxy J3 Pro (2017). Therefore we suggest to read as many user reviews as possible before install new or not famous applications to ignore some trouble like bricks or hang or bootloop or frozen or LCD touch screen not responsive or LCD screen not responding with our finger touch. What 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 J3 (2017) 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 J3 (2017). 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 J3 (2017) / J330F / J330G?

Soft reset is same with reboot or restart. This is very important when some trouble happen at our Samsung Galaxy J3 Pro (2017) like hang in the middle of running applications or games or LCD touch screen not responsive with our finger touch. Please press and hold POWER button until SAMSUNG GALAXY J3 (2017) shutdown or turn off by itself. 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 J3 (2017) 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 J3 (2017) / J330F / J330G?

We can use microSD external card to copy or move important files using File Manager applications. If our SAMSUNG GALAXY J3 (2017) 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 J3 (2017) / J330F / J330Gwith software menu:

  1. Turn on this phone
  2. Make sure SAMSUNG GALAXY J3 (2017) / J330F battery already charge properly
  3. Go to menu:Setting >General tab> Backup & Reset > Factory data reset > Reset device
  4. ChooseErase Everything
  5. SAMSUNG GALAXY J3 (2017) / J330F will do the process to Master Reset to Factory Default

hard reset samsung galaxy j3 2017 j330f

#Option 2, How to Hard Reset SAMSUNG GALAXY J3 (2017) / J330F / J330Gwith Hardware key button:

  1. Make sure the battery of SAMSUNG GALAXY J3 (2017) / J330F charge properly or battery have more then 50% capacity
  2. Turn off SAMSUNG GALAXY J3 (2017) / J330F
  3. Press and hold together :Power Button + Volume Up + Home Button
  4. If the button at number 3 not work, we can try with press and hold togetherPower Button + Volume Up Button
  5. If we see the menu at LCD screen, chooseWipe Data/Factory ResetwithVolume Buttonto select and usePower Buttonto ok or enter.
  6. The SAMSUNG GALAXY J3 (2017) / J330F will do the process of restoring to factory default.

How to Unlock or Fix or Bypass or Solutions for SAMSUNG GALAXY J3 (2017) / J330F / J330Gforgot password code or security lock screen pattern or pin (lost password)?

The security protection is very important when we use this phone, because we are never know when some accident happen like phone lost or stolen. Of course we do not want unauthorized people can get our important SAMSUNG GALAXY J3 (2017) away from us. We can not use fingerprint at SAMSUNG GALAXY J3 (2017) because this sensor is not available. However, we still can use screen lock pattern or password protections which are already available by default without need to install anything. 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 J3 (2017) use registered Google account. Please turn ON our phone, when it ask for security answer, please give several time wrong answer continuously until our SAMSUNG GALAXY J3 (2017) 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


This is the way to help for unlock or bypass forgotten security protection at SAMSUNG GALAXY J3 (2017). 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 J3 (2017), 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 J3 (2017) / J330F / J330G?

We can try to use secret code for doing hard reset SAMSUNG GALAXY J3 (2017) is *2767*3855#. But please remember to always be careful typing that code, because the SAMSUNG GALAXY J3 (2017) will do hard reset and remove all data also installed applications.

How to Format or Erase Phone Memory at SAMSUNG GALAXY J3 (2017) / J330F / J330G?

There are two phone memory type at SAMSUNG GALAXY J3 (2017), 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 J3 (2017) 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 J3 (2017) / J330F / J330G Stronger, Life Longer and Not Fast to Drain ?

This phone have 5 inches LCD screen, but the battery only have 2400 mAh. Therefore maybe some users do not have enough battery to use one day for daily activity. As we know that SAMSUNG GALAXY J3 (2017) / J330F is not removable battery, we can not change with bigger one. So how to make SAMSUNG GALAXY J3 (2017) / J330F more longer? We have to do some adjustment. First we have to know that LCD screen consume many battery power, therefore we have to adjust screen brightness as low as possible to safe battery life.

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