Factory reset LG G4 H815. Installing official firmware on LG G4 Flashing lg h815 phone via computer

Option 1

1. First turn off the gadget
2. Press the buttons for 2-3 seconds Volume+ + Power
3. Stop pressing buttons when an Android image or brand logo appears on the screen
4. Click Power to enter Recovery Mode
5. Select wipe data/factory reset using the buttons Volume Setting and confirm by clicking Inclusion

6. Pressing keys Volume Setting select Yes--delete all user data and confirm the selection by holding down Inclusion

7. At the end, to complete the process and reboot, select reboot system now

Option 2

1. Go to Phone Settings

2. Next menu item Recovery and reset

3. Then click on Reset settings

4. Click Reset and agree to the destruction of personal data
5. After the reboot, the reset can be considered complete

LG G4 H815 factory reset

Attention!

• After performing a hard reset, all your personal applications and data that are installed in the internal memory of the phone will be deleted.
• For a full reset to complete, it is advisable to charge the battery to about 80%.
• Videos and images for some operations may not exactly match your phone model.

Smartphone LG G4 H815 from the South Korean brand runs Android 5.1. Here you can get root rights, download official firmware and custom, as well as instructions. In addition, there is information on how to reset settings (hard reset) or a pattern lock. This smartphone is high-performance.

Root LG G4 H815

How to get root for LG G4 H815 see instructions below.

Below are universal programs for obtaining root rights for devices on Qualcomm Snapdragon

• (need PC)
• (Root using PC)
• (popular)
• (root in one click)

If you could not obtain superuser (root) rights or the program did not appear (you can install it yourself) - ask a question in the topic. You may need to flash a custom kernel.

Characteristics

1. Battery capacity: 3000 mAh
2. Battery: removable
3. Talk time: 20 h
4. Waiting time: 434 h
5. Features: replaceable covers made of genuine leather or plastic
6. Announcement date: 2015-04-28
7. Type: smartphone
8. Weight: 155 g
9. Design: replaceable panels
10. Operating system: Android 5.1
11. Case type: classic
12. Number of SIM cards: 1
13. Dimensions (WxHxD): 76.2x148.9x9.8 mm
14. Screen type: color IPS, touch
15. Touch screen type: multi-touch, capacitive
16. Diagonal: 5.5 inches.
17. Image size: 2560x1440
18. Pixels per inch (PPI): 534
19. Automatic screen rotation: yes
20. Scratch-resistant glass: yes
21. Aperture: F/1.8
22. Camera: 16 million pixels, LED flash
23. Camera functions: autofocus, optical stabilization
24. Video recording: yes
25. Max. video resolution: 3840x2160
26. Front camera: yes, 8 million pixels.
27. Audio: MP3, AAC, WAV, WMA, FM radio
28. Max. Video frame rate: 30fps
29. Recognition: faces
30. Interfaces: Wi-Fi 802.11ac, Bluetooth 4.1, USB, NFC
31. Standard: GSM 900/1800/1900, 3G, 4G LTE
32. DLNA support: yes
33. Satellite navigation: GPS/GLONASS
34. A-GPS system: yes
35. USB host: yes
36. LTE bands support: FDD: B3(1800), B7(2600), B20(800) - CSFB TDD: B38(2600)
37. Processor: Qualcomm Snapdragon 808, 1800 MHz
38. Number of processor cores: 6
39. Built-in memory: 32 GB
40. RAM capacity: 3 GB
41. Video processor: Adreno 418
42. Memory card slot: yes, up to 128 GB
43. Control: voice dialing, voice control
44. Sensors: light, proximity, gyroscope, compass, barometer
45. Airplane mode: yes
46. A2DP profile: yes

»

Firmware for LG G4 H815

Official Android 5.1 firmware [stock ROM file] -
Custom firmware LG -

Firmware for LG G4 H815 can be done in several ways. If the firmware file has not yet been uploaded here, then create a topic on the forum, in the section, specialists will help you and add the firmware. Don’t forget to write a 4-10 line review about your smartphone in the subject line, this is important. The official LG website, unfortunately, will not help solve this problem, but we will solve it for free. This LG model has a Qualcomm Snapdragon 808, 1800 MHz on board, so there are the following flashing methods:

1. Recovery - flashing directly on the device
2. A special utility from the manufacturer, or

We recommend the first method.

What custom firmware are there?

1. CM - CyanogenMod
2. LineageOS
3. Paranoid Android
4. OmniROM
5. Temasek's

1. AICP (Android Ice Cold Project)
2. RR (Resurrection Remix)
3. MK(MoKee)
4. FlymeOS
5. Bliss
6. crDroid
7. Illusion ROMS
8. Pacman ROM

Problems and shortcomings of an LG smartphone and how to fix them?

• If the G4 H815 does not turn on, for example, you see a white screen, hangs on the splash screen, or the notification indicator only blinks (possibly after charging).
• If stuck during update / stuck when turned on (needs flashing, 100%)
• Doesn't charge (usually hardware problems)
• Does not see the SIM card (SIM card)
• The camera does not work (mostly hardware problems)
• The sensor does not work (depends on the situation)

For all these problems, contact (you just need to create a topic), specialists will help for free.

Hard Reset for LG G4 H815

Instructions on how to do a Hard Reset on LG G4 H815 (factory reset). We recommend that you familiarize yourself with the visual guide called on Android. .

Reset codes (open the dialer and enter them).

1. *2767*3855#
2. *#*#7780#*#*
3. *#*#7378423#*#*

Hard Reset via Recovery

1. Turn off your device -> go to Recovery
2. "wipe data/factory reset"
3. “yes - delete all user data” -> “Reboot System”

How to log into Recovery?

1. hold down Vol(-) [volume down], or Vol(+) [volume up] and the Power button
2. A menu with the Android logo will appear. That's it, you are in Recovery!

Reset settings on LG G4 H815 You can do it in a very simple way:

1. Settings->Backup and reset
2. Reset settings (at the very bottom)

How to reset a pattern key

How to reset the pattern key if you forgot it and now you can’t unlock your LG smartphone. On the G4 H815, the key or PIN can be removed in several ways. You can also remove the lock by resetting the settings; the lock code will be deleted and disabled.

1. Reset graph. blocking -
2. Password reset -

For those who have just become a beginner or are not an expert in the vast world of Android and are not particularly familiar with the concept of how - Root Android, as well as why it is needed, what can be done after obtaining Root rights, or how to subsequently get rid of them if they are no longer needed, all this can be found in the detailed article -!

First of all!

There are no "left" links or unnecessary actions in this article! If you really need Root Rights, then read carefully and follow step by step, this is a guarantee that you will do everything right! This article on obtaining Root rights is divided into two parts: The first part is Required components and conditions, the second part is Instructions How to get root rights using the received files and programs. If, in the process of obtaining root rights, Android constantly reboots or is in the process of eternal loading (happens extremely rarely, but still), then it’s worth it. Now let's start getting Root rights!

Android manufacturers sometimes release new firmware on which you cannot get Root using one of the suggested methods. If the article contains alternative methods, try them. Doesn't work anyway? Indicate the Android version and firmware version in the comments (don't write angry, shitty comments, it won't do you any good, or anyone else). Android is frozen (will not load), read and re-read from the very FIRST PARAGRAPH, all the necessary links are present in the article!

Still have questions?

Do you have any questions or can’t get root rights to your Android? Leave comments about what worked or didn’t work for you, or what you did differently.

Instructions for installing the official stock firmware (kdz file) on LG G4 (H81x, F500x, LS991, US991, VS986).

Drivers and programs

Attention!

Installation instructions

Make backup copies of all user data and copy them to your PC.

Disable all antivirus programs on your computer, if any.

Put your phone into download mode ( Download Mode).
To do this, you need to turn off the device and connect it to the computer via a USB cable, while holding down the Volume Up button and releasing it when the “Download Mode” message appears.

Run LGFlashTool2014.exe as Administrator and perform the following steps in the program:

• In the drop-down list " Select Type» select value « CDMA».
• In the drop-down list " PhoneMode» select value « DIAG».
• In field " Select kdz file» specify the path to the previously downloaded firmware file.
• Click on the “ Normal Flash"for flashing firmware without data loss or " CSE Flash"- firmware reset to factory settings (all user data on the device will be deleted, including files on the internal memory).
• In the window that appears " Read Phone Information» press « Start" and wait for the download to finish.
• In the new window that appears " Select Country & Language» select country « Different Country" and language " English" If the language selection list is empty, leave it unchanged and click the “ OK" to start the firmware. The LG Mobile Support Tool will launch.

• Note:

  • If a message appears that the phone is disconnected from PC, you must disconnect it from the computer and reconnect it by holding down the Volume Up button (enter Download Mode) and try again.
  • Until the process is completed, it is not recommended to disconnect the device from the computer, after which the smartphone will be rebooted and the new firmware will already be installed on it, with which we hasten to congratulate you.
  • The initial startup usually takes a long time, but no more than five minutes. If after this time the device is still “hanging” at boot, you need to reset the device to its factory state. To do this, you need to turn off the device, then turn it on while holding down the Volume Down key until the LG logo appears on the screen. Then release the Power button and press it again. Hold both buttons until the Hard Reset menu appears. To continue the action, you must press the Power Button or any of the Volume keys to cancel it. To confirm, press the Power Button again or press any of the Volume keys to cancel. The device will be reset and the internal memory will be formatted.

• For those interested, we suggest using the instructions for unlocking the bootloader (only for the European model H815), as well as obtaining