Tips and tricks to fix SAMSUNG GALAXY J3 PRO problems. This phone have 5 inches LCD screen width using Super AMOLED lcd type for better color view. The resolutions is HD 720p. There are some users have more then 1 simcard then SAMSUNG GALAXY J3 PRO have two simcard slot. If we only need one slot then we can choose single simcard slot. The community of will give more review and solutions to solve SAMSUNG GALAXY J3 PRO trouble.


What is Advantage of SAMSUNG GALAXY J3 PRO (2017) J3119 Specifications?

Network GSM 3G HSDPA + 4G LTE (Single or Dual Simcard slot)
LCD 5 inches
Processor Quad-core 1.2 GHz
GPU Mali-400
Memory Internal 8GB ROM
External memory MicroSD maximum 254 GB
Main Camera 8 MP, f/2.2, autofocus, LED flash
Front Camera 5 MP selfie photography
Operating System Android Lollipop version 5.1.1
Battery Li-Ion 2600 mAh



How to Fix or Problem Solving for Recovery SAMSUNG GALAXY J3 PRO (2017) J3119 hang or not responding or malfunctions or stuck or freezing or bricked ?

There are some improvement at SAMSUNG GALAXY J3 PRO (2017) J3119 specifications especially with 5 inches LCD screen and bigger 16 GB internal memory with enough 2 GB RAM for running multitasking applications. We can install many important applications from Google Play Store like Instagram, Facebook, Whatsapp, Line Messenger, Viber, WeChat, Skype, Snapchat, Blackberry Messenger (BBM) and many more. However, we always suggest all SAMSUNG GALAXY J3 PRO (2017) J3119 users to read carefully some user review of new or not famous applications , because some of them may contain viruses or malware, if we installed then our SAMSUNG GALAXY J3 PRO (2017) J3119 may get some trouble like become hang or stuck or bricks or frozen or boot logo loop or LCD touch screen not responsive. The first steps that we have to do when our phone get trouble is try to force shutdown or force soft reset to clean temporary files and caches. After our SAMSUNG GALAXY J3 PRO (2017) J3119 can start and booting again, please install one good antivirus like NORTON or AVAST. We do not need to install many antivirus because it will make our Android phone become slowly. The installed antivirus will scan all content inside SAMSUNG GALAXY J3 PRO (2017) J3119 to give recommendation about what should we do when trouble found. If the problems still happen, then we have to do 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 also remove all Google account from SAMSUNG GALAXY J3 PRO (2017) J3119.


How to Force Shutdown or Force Soft Reset or Reboot or Restart SAMSUNG GALAXY J3 PRO (2017) J3119 ?

After installing many applications from Google Play Store, sometime our SAMSUNG GALAXY J3 PRO (2017) J3119 may get hang or LCD touch screen not responding with our finger touch. What should we do? Like above information, then try to do soft reset or reboot this phone to remove temporary files and caches. Please press and hold POWER button until SAMSUNG GALAXY J3 PRO (2017) J3119 shutdown or turn off by itself. This process is safe because it will not remove any important data, therefore we can do this process anytime we want. If our SAMSUNG GALAXY J3 PRO (2017) J3119 still can boot normally, but we want to clear temporary files and caches then we can press and hold POWER button until pop-up menu appear, then choose Shutdown / Power off / Reboot menu.


How to backup data or Contact at SAMSUNG GALAXY J3 PRO (2017) J3119?

We can use microSD external card to copy or move important files using File Manager applications. If our SAMSUNG GALAXY J3 PRO (2017) J3119 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 PRO (2017) J3119 with software menu:

  1. Turn on SAMSUNG GALAXY J3 PRO (2017) J3119
  2. Make sure SAMSUNG GALAXY J3 PRO (2017) J3119 battery already charge properly
  3. Go to menu: Setting > Backup & Reset > Factory data reset > Reset device
  4. Choose Erase Everything
  5. SAMSUNG GALAXY J3 PRO (2017) J3119 will do the process to Master Reset to Factory Default



hard reset samsung galaxy j3 pro

#Option 2, How to Hard Reset SAMSUNG GALAXY J3 PRO (2017) J3119 with Hardware key button:

  1. Make sure the battery of SAMSUNG GALAXY J3 PRO (2017) J3119 charge properly
  2. Turn off SAMSUNG GALAXY J3 PRO (2017) J3119
  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 together Power Button + Volume Up Button
  5. If we see the menu at LCD screen, choose Wipe Data/Factory Reset with Volume Button to select and use Power Button to ok or enter.
  6. The SAMSUNG GALAXY J3 PRO (2017) J3119 will doing the process of restoring to factory default.


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

This phone have standard camera result with 8 megapixel main camera at back side body and 5 megapixel for front camera. However, beside private photos, our phone will have several important files which have to secure from other people when SAMSUNG GALAXY J3 PRO (2017) lost or stolen or away from us. Because SAMSUNG GALAXY J3 PRO (2017) does not have fingerprint, therefore we have to use screen lock pattern or password pin protections to secure our important data. The problems will be happen when we forgot security answer or can not open with finger scan, 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 PRO (2017) use our Google account. Please turn ON our phone, when it ask for security answer, then please try to give several time wrong answer continuously until our SAMSUNG GALAXY J3 PRO (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 signed-in before. If we can not access our Google account, then we have to do hard reset using hardware button combination key.



Is That Any Secret Code for Doing Format SAMSUNG GALAXY J3 PRO (2017) J3119 ?

We can try to use secret code for doing hard reset SAMSUNG GALAXY J3 PRO (2017) J3119 is *2767*3855#. But please remember to always be careful typing that code, because SAMSUNG GALAXY J3 PRO (2017) J3119 will do hard reset and remove all data also installed applications.


How to Format or Erase Phone Memory at SAMSUNG GALAXY J3 PRO (2017) J3119 ?

There are two phone memory type at SAMSUNG GALAXY J3 PRO (2017) J3119, 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 PRO (2017) J3119 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 (2016) Stronger, Life Longer and Not Fast to Drain ?

More bigger battery will make SAMSUNG GALAXY J3 PRO (2017) J3119 can work longer. The battery of this phone use 2600 mAh capacity. For standard activity is enough to make SAMSUNG GALAXY J3 PRO (2017) J3119 run for one day, but if we are heavy users or watch several full movie either from video streaming like Youtube or playing games several hours, then this battery can not work for one day or not enough. We have to do some adjustment like make LCD screen brightness as low as possible. Please disable all not use connection inside this phone like GPS or Wifi or Bluetooth. If we need to use GPS to determine our locations, then please activate GPS battery saving mode from menu Setting > Location.

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