How to reset a Samsung Galaxy J4

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asked Apr 25 by anonymous
How to reset a Samsung Galaxy J4

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answered Apr 25 by osky (3,280 points)

How to  reset a Samsung Galaxy J4

If your Samsung Galaxy J4 smartphone runs very slow, it hangs up, you have full memory and you want to erase everything or you want to sell it or give it away and you want nobody to be able to access your files and passwords you can do a factory reset to be like the first day.

In the next steps we explain how to format the Samsung Galaxy J4 to erase all your information and that it is totally clean as it came out of the store.

You must bear in mind that a reset or return to the factory state in a mobile deletes all its content so you should make a backup of your data before doing it if you do not want to lose everything.

There are two ways to do a reset on a Samsung Galaxy J4, one through the mobile options and another more complete from the recovery mode.

Restore from the Samsung Galaxy J4 options


If you want to make a reset using the options of the device to return to the factory state a Samsung Galaxy J4 you have to follow these simple steps:

1- Access the settings menu of your device.

2- Go to the system settings, in the Personal section you will see the option "Backup" click on it and then click on "Factory data reset". If you do not see the Personal section look for the section "About the phone" click on "Storage" and then on "Backup and restore" and you will see the option "Factory data reset"

3- Before doing it, it will ask for confirmation and will show a message remembering that all your data will be erased from this device, the data that you have uploaded to Google, Facebook, Twitter, Instagram or backup copies that you have in the cloud will not be deleted. Drive, Dropbox or One Drive.

4- If necessary, draw the screen unlock pattern or enter the screen unlock password or PIN to continue.

5- Your Samsung Galaxy J4 device will restart and it will take several minutes to start while restoring the device to its factory state and optimizes the pre-installed applications in the Android 8.0 (Oreo) system.

Restore with a hard reset or Recovery mode Samsung Galaxy J4


Restore with a hard reset or Recovery mode your Samsung Galaxy J4 can solve problems that have not been solved with a normal factory reset.

1- First of all turn off your Samsung Galaxy J4 completely. If you can not unlock the screen, press and hold the power button for about 20 seconds and the phone will turn off.

2- Press simultaneously the power key and the volume down key for a few seconds. In some devices according to the Android version the combination can be the power key and the volume key up.

3- When the Samsung logo is displayed, release the buttons.

4- Move through the menu with the volume up and volume down keys until you reach the "Recovery Mode" option and press the power button to access.

5- Use the volume up and volume down keys to select the option "wipe cache partition" and press the Power button to activate the option and clear the mobile cache.

6- After a few seconds you will return to the previous screen, with the volume buttons go to the option "wipe data / factory reset" and press the power button to enter. A screen with many NO and a YES will appear, with the volume keys again go to the SI and press with the power key.

7- After finishing again with the volume keys, click on "reboot system now" and press the power key of your Samsung Galaxy J4, the device will restart and it will take several minutes to start while restoring the device to its factory state and optimizes the pre-installed applications in the Android 8.0 (Oreo) system.

About the device:

Samsung Galaxy J4 is a device with dimensions of 151.7 x 77.2 x 8.1 mm (5.97 x 3.04 x 0.32 in), a weight of 175 grams, a screen resolution of 5.5 inches, 83.4 cm2 (~ 71.2% ratio screen-body) .

It has a Quad-core processor 1.4 GHz Cortex-A53, a Mali-T720 MP2 graphic, a RAM of 2 GB and an internal memory of 16 GB, 2 GB RAM.

The Samsung Galaxy J4 comes from the factory with the Android 8.0 operating system (Oreo)

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