If your smartphone LG K51 it works very slow, it hangs, you want to bypass screen lock, or you have a 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 so that it returns to be like the first day.
In the following steps we explain how to format the LG K51 to erase all your information and make it 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 must 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 LG K51 one through the mobile options and another more complete from the recovery mode.
If you want to make a reset using the device options to return to the factory state a LG K51 you have to follow these simple steps:
Estimated time: 5 minutes.
1- First step: Access the settings menu of your device LG LMK500UM, lm-k500um, this is the cogwheel icon.
2- Second step: Scroll down the LG K51 settings to the bottom where you will see the section called “System”, click to continue.
3- Third step: If you see a section called “Advanced” click to display the advanced options of the LG K51.
4- Fourth step: Click on “Reset options” from this section it will allow us to restore network options, applications or reset the LG K51 completely.
5- Fifth step: Click on the last option called “Erase all data (factory reset)” or simply “Factory data reset”.
6- Sixth step: A first confirmation message will appear reminding you that all your data will be deleted from this device, the data you have uploaded to Google, Facebook, Twitter, Instagram or backup copies that you have in the cloud, such as Google Drive, Dropbox or One Drive, will not be deleted. Press “Reset phone”.
7- Seventh step: A second confirmation message will appear indicating that all information stored on the LG K51 and all downloaded applications will be erased and reminding that this action cannot be undone. If you agree, click on “Erase Everything”.
8- Eighth step: If necessary, draw the screen unlock pattern or enter the screen unlock password or PIN to continue.
9- Nineth step: Your device K51 from LG it will restart and take several minutes to start while restoring the device to its factory state and optimizing the applications pre-installed in the operative system Android 6.0 Marshmallow.
Restore with hard reset or Recovery mode your LG K51 can solve problems that have not been solved with a normal factory reset.
1- First turn off your LG K51 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- Keep holding on volume down and power keys together for a few seconds in your LG K51.
3- When the LG 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.
If the device menu appears in Chinese characters, click here to see how to reset a mobile in Chinese
5- Use the volume up and volume down keys to select the “wipe cache partition” option 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 NOes and a YES will appear, with the volume keys again go to the YES 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 LG K51, the device will reboot and take several minutes to start while restoring the device to its factory state and optimizing the applications pre-installed in the system Android 6.0 Marshmallow.
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About the device:
LG K51 is a device with a size of 72 mm (millimeters), 7.2 cm (centimeters), 0.236 ft (feet), 2.835 in (inches), a weight of 124 grams, a screen resolution of 1080 x 2340 pixels.
It has a processor ARM Cortex-A7, a graphics card ARM Mali-T720 MP1, a RAM memory 1 GB and an internal memory of 8 GB.
The LG K51 it comes from the factory with the operating system Android 6.0 Marshmallow