How to Easily Master Format SAMSUNG GALAXY J4+ (PLUS) with Safety Hard Reset?

Tips and tricks to fix SAMSUNG GALAXY J4 PLUS problems. This phone use 6 inches LCD screen with HD plus resolutions, but still bellow Full HD. SAMSUNG GALAXY J4+ (PLUS) SM-J415F / SM-J415FN / SM-J415G / SM-J415GN powered Qualcomm MSM8917 Snapdragon 425 processor which can run with Octa Core processor. Do not expect to have dual camera, because this phone use single camera at rear and front. We can choose to have 16 GB or 32 GB when we want to buy. Find more review and information about how to solve troubles of SAMSUNG GALAXY J4+ (PLUS) at community.

What are Advantages of SAMSUNG GALAXY J4+ (PLUS) Specifications:

GSM 3G HSDPA with 4G LTE, Dual Simcard
LCD 6 inches with 18.5:9 aspect ratio
Internal memory 16 GB with 2 GB RAM
Internal memory 32 GB with 3 GB RAM
Main Camera 13 MP, f/1.9, autofocus, LED flash
Front Camera 5 MP, f/2.2 with LED flash for video conference & selfie photography
Processor Quad-core 1.4 GHz Cortex-A53
GPU Adreno 308
Operating system Android Oreo version 8.1
Battery Li-Ion 3300 mAh

How to Fix or Problem Solving for Recovery SAMSUNG GALAXY J4 PLUS hang or not responding or malfunctions or stuck or freezing or bricked ?

As low end smartphone, SAMSUNG GALAXY J4+ (PLUS) have two options for anyone who have limited budget. The cheaper one have 16 GB internal memory with 2 GB RAM and more expensive one with 32 GB internal memory and 3 GB RAM. Why we need more bigger RAM? Because they work for hold applications in the multitasking experience. If we have more bigger RAM then more apps will run faster when switching each other. The minimum 16 GB internal memory still have ability to install some important applications from Google Play Store like Facebook, Instagram, Whatsapp, Telegram, Skype, Viber, Line Messenger, WeChat and some other more. If we want to install new or not famous apps, then we have to read as many review as possible, because some of them may contain viruses or malware. These bad apps will make our SAMSUNG GALAXY J4+ (PLUS) SM-J415F / SM-J415FN / SM-J415G / SM-J415GN run into problems such as hang or stuck or bricks or frozen or LCD touch screen not responding. They will not get Verified by Play Protect icon when we are in downloading progress.

When SAMSUNG GALAXY J4+ (PLUS) 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 J4+ (PLUS) 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 J4 PLUS ?

All applications will work without problems when everything fine, but we can not guaranty about apps crash or corrupt when running at our SAMSUNG GALAXY J4+ (PLUS). It can make our phone run not normal like hang or LCD touch screen not responsive with our finger touch. We have to do soft reset to clean temporary files and caches. Please press and hold POWER button until SAMSUNG GALAXY J4+ (PLUS) 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 J4+ (PLUS) 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 J4 PLUS?

We can use microSD external card to copy or move important files using File Manager applications. If our SAMSUNG GALAXY J4+ (PLUS) 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 J4 PLUS with software menu:

  1. Turn on this phone
  2. Make sure SAMSUNG GALAXY J4+ (PLUS) battery already charge properly
  3. Go to menu:Setting >General tab> Backup & Reset > Factory data reset > Reset device
  4. ChooseErase Everything
  5. SAMSUNG GALAXY J4+ (PLUS) will do the process to Master Reset to Factory Default

hard reset samsung galaxy j4 plus

#Option 2, How to Hard Reset SAMSUNG GALAXY J4 PLUS with Hardware key button:

  1. Make sure the battery of SAMSUNG GALAXY J4+ (PLUS) charge properly or battery have more then 50% capacity
  2. Turn off SAMSUNG GALAXY J4+ (PLUS)
  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 J4+ (PLUS) 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 J4 PLUS forgot password code or security lock screen pattern or pin (lost password)?

One important features at SAMSUNG GALAXY J4+ (PLUS) SM-J415F / SM-J415FN / SM-J415G / SM-J415GN is facial recognition which taken from front camera to unlock this phone. This phone also have fingerprint which located at side body. These two security lock will need to use secondary protections like screen lock pattern or password pin protections. We need to secure our data from unauthorized people when SAMSUNG GALAXY J4+ (PLUS) away from us or lost or stolen. The problems will be happen when we forgot security answer or face unlock or fingerprint can not work, what should we do?

Do not worry because we can unlock or bypass forgotten screen lock pattern or password pin protections at SAMSUNG GALAXY J4+ (PLUS) 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 J4+ (PLUS) , because it can help us to bypass forgotten security protections.


When SAMSUNG GALAXY J4+ (PLUS) 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 J4+ (PLUS). 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 J4+ (PLUS), 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 J4 PLUS?

We can try to use secret code for doing hard reset SAMSUNG GALAXY J4+ (PLUS) is *2767*3855#. But please remember to always be careful typing that code, because the SAMSUNG GALAXY J4+ (PLUS) will do hard reset and remove all data also installed applications.

How to Format or Erase Phone Memory at SAMSUNG GALAXY J4 PLUS?

There are two phone memory type at SAMSUNG GALAXY J4+ (PLUS), 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 J4+ (PLUS) 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 J4 PLUS Stronger, Life Longer and Not Fast to Drain ?

Enough battery has been pack with SAMSUNG GALAXY J4+ (PLUS), this phone use 3300 mAh, it can work for full one day for most people. But for heavy user like game players or watch movie several hours or have many social media group chat, then they will need more bigger battery. However, SAMSUNG GALAXY J4+ (PLUS) battery is not removable, therefore we can not replace with bigger capacity. We suggest to do some adjustment like make LCD screen brightness as low as possible. We need to disable not use connections like GPS or Wifi or Bluetooth or NFC if our phone have it. If some applications need to use GPS for locations tagging, then please use GPS battery saving mode.

2 thoughts on “How to Easily Master Format SAMSUNG GALAXY J4+ (PLUS) with Safety Hard Reset?”

  1. Galaxy J4 plus how to block spam emails. Have tried every method given to me by samsung and the internet none of these work. Don’t think there is a site.

    • Hi, if you mean how to block spam when using Gmail at your Galaxy J4, then basically this services already have its own spam filter. However, some new spam still received at your Gmail Inbox, if you think that is spam, then please click mark as spam, then Google machine learning will learn about that kind of spam whether from From or To or IP or kind of message.


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