Guide To Flash / Install Firmware LG MAGNA H502F with Original Stock ROM

Flash / Install Firmware LG MAGNA H502F . LG Magna H502F is the android smartphone which announced in February 2015, and excatly released on 2015, May. Guidebelajar on this guide will explain to you how to flashing android device on LG MAGNA H502F  with easy and simple step. Flashing in android is the same way like fresh install on the windows PC, So by perform a flash on Android you will give a new performance like a new phone. One reason that you should perform a flash your android is because your android get bootloop or when you failed to install Stock ROM Mod. 

This LG MAGNA H502F is the smartphone with 5,0 Inchi wide LCD, work on Android OS, v5.0.1 (Lollipop) and supported with Quad-core 1.2 GHz, Quad-core 1.3 GHz Cortex-A7 - (H502 model) CPU, Mali-400MP2 - (H502 model), combined with 1 GB of RAM and 8MP of  Main camera and 5 MP on secondary camera.

Some problem on this android is bootloop. Do you know what is bootloop, Ok.. now I will explain to you what si bootloop. Some people say that bootloop is a problem that occured on an android system which the android system could not start up going to the homescreen menu. And it's happened is automatically return to the initial state on the first time when you turn on the LG MAGNA H502F. And the device will stop to display on the smartphone logo.

So, If you have any problems on LG MAGNA H502F bootloop or accidental LG MAGNA H502F is not installed recovery. In this guide I'm not offering recovery twrp or Cwm. CMW is a recovery that already in recovery mode for customization of the device such that the LG MAGNA H502F with a variety of additional functions in it such as backup / restore, installations and others that are not contained in the standard recovery mode. Generally, in case of a default recovery bootloop LG MAGNA H502F will go missing in case of bootloop. whereas the original recoery can not help when there hardbrick.

Now, follow the isntruction list bellow, do it with your own risk.

Requirement Tool For Flash LG MAGNA H502F.

Before you perform flash or install your firmware on LG MAGNA H502F,

you must download all requirement tool below ;

1. Download Stock Rom LG MAGNA H502F : Here, 
2. Download Driver LG: Here
3. Latest LG FlashTool : Here

Guide To Flash LG MAGNA H502F

Please follow this guide carefully to flash LG MAGNA H502F.

1. Make sure you have download all requirement tool above
2. Then Install the drivers with your phone connected with your Computer, when it finished disconnect your LG MAGNA H502F phone from your computer.
3. Now turn your LG MAGNA H502F phone off, then click continuously on the up volume and connect your phone to your PC, 
4. Now, enter your LG MAGNA H502F into download mode.  ( visit this guide or see at the end of this post)
5. Now, Open Device Manager on your computer, search and click for "Ports (COM & LPT)" .If  driver is installed properly, you will see "LGE Mobile USB Serial Port (COM)"

   

   flash LG LG MAGNA H502F stock rom

6. Then you can Double-click on "LGE Mobile USB Serial Port (COM)"
7. Click Port Settings> Advanced > beside the "COM Port Number:" select "COM11", 

   

   flash LG LG MAGNA H502F stock rom

8. Now, Disconnect the USB cable, wait a few seconds and then plug it in again to make sure the drivers no problem.
9. Next step is Install LG Flash Tool, but leave it don't open this program.
10. On the LG Flash Tool Folder, there is a file "MegaLock.dll", right-click the file and then copy and paste into LG Flash Tool installation folder, usually you can find this folder in C: \ LG \ LGFlashTool, then replace the original file.
11. Now you can Run Flash Tool, check the Select Manual Mode, (1)

    

    LG flash tool
12. Click on "..." to the .dll file that is in the folder LG Flash Tool. (2)
13. Set S / W to stock firmware downloaded file .tot (3)
14. Then select UPGRADE DL.
15. Now you can click the Start button with "Yellow Arrow" sign, 
    
    

    

    start button, flash LG LG MAGNA H502F stock rom

16. If you see READY!!, then reconnect your phone. Then "Waiting for Connection" text will appear in the COM41 window.

    

    READY message on lg flash tool

17. Disconnect a USB Cable for a few seconds and then reconnect again.
18. After your USB Cable is connected, your phone will flash, 
19. During the flashing process, the phone will reboot itself and will display "MiniOS Factory Reset Status". Sometimes it occured at 80% of process then LG LG MAGNA H502F  will shut off, don't worry about it

20. 

    progress bar on lg flash tool

    .
21. You can leave this process
22. Just leave it, and then it will says "PASS !!" on screen.

    

    Pass Message on lg flash tool

23. It's mean flashing process is completed and success.
24. Disconnect a cable and remove the batteries,
25. For a few seconds re-insert the battery and turn On your LG LG MAGNA H502F .
26. If your LG LG MAGNA H502F does not going to turn on. You can turn it on by pressing the Power button and Volume Down (-) , until you can see the LG Release Button and Factory Reset, select reset and then the phone will reboot and starts normally.

Enter LG MAGNA H502F To Download Mode.

To enter LG MAGNA H502F in download mode, you can follow this guide :

1. Remove batterei from your phone
2. Plug USB cable to your PC
3. Press and Hold volume UP Button, while cable plugs USB Cable from PC to your Phone
4. Then will appear white note on your LG MAGNA H502F phone, if you see this you can releasa Volume UP button.
5. Press and hold volume UP Button on your LG MAGNA H502F phone again, until you see FIRMWARE UPDATE message.
6. If your phone has been detected in your PC (to make sure, click the monitor icon beside Read Phone Information button, this action will open device manager windows. If your phone was detected you can see this at the top)
7. Click START, and you will see dialogue box, just click OK
8. Wait for the flash process, it will run in approximately 5 minute and your LG MAGNA H502F will restart itself
9. Then your LG MAGNA H502F phone will boot up, if you can see Welcome Screen, it's mean Flashing process is successfully.
10. Unplug USB cable, and finish
11. Now your LG MAGNA H502F is installed new firmware.

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