Lava Z1s LZG402 Flash File Firmware Free

 LAVA Z1S LZG402 Flash File Firmware
LAVA Z1S LZG402 Flash File

Lava Z1s LZG402 Flash File Firmware Download

Lava Z1s LZG402 The firmware file here in this post will provide a Stock ROM download link and how to make it easier to install the stock ROM on your mobile. Flash files really help you delete the lock screen, FRP button, after flash. Here in this post, we want to share complete knowledge to install firmware stock on your mobile and get rid of the previous problem faced when using a cellphone. This download consists of flash files, flash tools & USB drivers.

Sometimes we accidentally combine our Android devices and need to install the stock ROM again. Now Lava Z1s LZG402 Users can also install Stock ROM easily with the help of this guide. Today in this post, we will guide you on how to install Stock ROM on Lava Z1s LZG402. Even if your device is hard-brick, installing the Stock ROM on the Lava Z1s LZG402 Flash file will fix all problems.

Lava Z1s LZG402 Full Specifications:

The Lava Z1s in India start at 5,299. The Lave Z1s With a UNISOC SC9863 processor, 2 GB of RAM, and 16 GB of internal storage, The Lava Z1s is powered by a UNISOC SC9863 processor with a 1.6 GHz Octa-Core CPU and a PowerVR GE8322 GPU.

Lava Z1S is likely to come with Android 11 outside the box. Smartphones can get connectivity options such as dual sim volte (nano + nano), Wi-Fi 802.11, AC / B / B / G / N, GPS, and Bluetooth 4.2. In terms of port selection, the smartphone might get a micro USB port, support USB OTG, and a 3.5mm headphone jack is present on the device.

What is Flash File Firmware Stock ROM

Stock Rom runs the operating system of your Android device. The body of your device this firmware, if you have a hard brick problem after flashing your Lava Z1s LZG402 flash file firmware device is the most common problem, don’t worry enough to install this firmware on your device, all your problems, most devices get hard brick because carelessness of some users,

Why Need Lava Z1s LZG402 Flash File Firmware

  • You can Fix your brick Lava Z1s LZG402 Flash File Firmware
  • This fixes the boot problem and problem of instability too.
  • To increase or lower your Lava Z1s LZG402 Flash File Firmware.
  • You can pass the screen lock and remove malware too
  • To fix bug lags on your Android device.
  • You can delete the root on your device [Unroot]
  • You can restore the ROM stock after using a custom ROM.
  • This software update helps solve problems with WiFi, Bluetooth, and more.
  • You can fix a soft brick problem on your Lava Z1s LZG402 Flash File
  • You can load Google applications too.

Lava Z1s LZG402 Flash File Stock Firmware Information

Rom NameLava Z1s LZG402 Flash File
Based OnStock OS
Rom OS VersionAndroid
Network Support
SocsSC9863 processor
Software neededSPD Flash Tool
CompressZip format

Download Lava Z1s LZG402 Flash File Firmware Stock Rom

Support ForLink
you tubeKabal Khajaliya

Flash File === Download

Flash Tool  == SPD TOOL

Pre-Requirements For Lava Z1s LZG402 Flash File Firmware

  • Devices supported: Lava Z1s LZG402 Flash File Firmware
  • Be sure to charge your device more than 50%
  • You need a PC or laptop with a USB cable
  • Download the complete backup of your Android phone
  • Download Drivers and Flash Tools and  USB Drivers

How to Flash Lava Z1s LZG402 Flash File With SPD Flash Tool

1: Download and install the USB Spreadtrum driver on your computer.

2: Download Lava Z1s LZG402 Flash File.

3: Extract the Spreadtrum upgrade tool on your computer.

4: Now open the .exe Spreadtrum upgrade tool.

5: After the Spreadtrum Update Tool is launched, connect your device to the computer (make sure your device is turned off).

6: After your smartphone is connected to a computer, click the MOUL button packed and add the Lava Z1s LZG402ROM file. (Has a .pac extension)

7: After you managed to add. PAC file in the SPD upgrade tool, click the Start button to start the flashing process.

8: Wait 2 – 10 minutes, because the device is in the flashing process.

9: During the flashing process, your device will restart automatically. After flashing is finished, you will be able to see green messages that are passed in the SPD upgrade tool.

10: Close the SPD tool on your computer and remove

How to Flash Android Phone with Flash File Firmware

  • Find the name of your model Flash File Firmware
  • Check your Android version now running
  • Check your Android phone model/processor model such as MTK, SPD, QC, etc.,
  • Download the USB driver by the CPU from your mobile.
  • Download the same model currently running the firmware/flash / ROM file from firmware
  • Download the Flash Tool by the CPU / processor model such as the SP Flash Tool for MediaTek, SPD Tool for Spreadtrum, QC Tool for Qualcomm Processor.
  • Download the file unzip or extract it quickly by WinRAR or ZIP on your computer
  • Open your compatible version of your mobile version
  • Place your cellular recovery mode or flash mode by vol + and resist volumes and press the power button
  • Connect with a PC with a USB cable
  • Select your flash file model that is the same as downloaded from firmware
  • Click to start flashing your mobile.

How To Backup Your important Data?

Initially connect your mobile device with a PC or laptop OK. Now you can choose MTP [media transfer protocol]. And then copy your device information and save it on a PC or laptop. For more details click here

Note :

Please back up your data before upgrading to Android. If you want to downgrade your device’s software version to Android Lower Version by an official software package, it may cause erase all data from your device be sure to backup your important data before Updating!

Instructions to Install:


We’re at will not be liable for any sort of harm/mistake that happens to your handset while/after following this aide or blazing any record. Continue at your danger.


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