Flash firmware on LG Optimus L3II Single (E425)
Mobiles >> LG >> LG Optimus L3II Single (E425)| Specifications | Reviews | Secret codes |
| Unlock phone | Root phone |
| Backup | Flash Firmware | Screenshot |
How to flash LG Optimus L3II Single (E425)?
Why reinstall the firmware?
Errors constantly appear in the Android operating system.
Some installed applications do not open.
Some applications from the Play Market do not start.
The phone restarts by itself for no reason.
The phone started to work slowly.
You are not satisfied with the functionality of the stock (official) firmware.
Where can I find the firmware?
On the official Internet resource of the phone manufacturer.
On certain sites where developers post custom or official OS.
What should be done before installing the firmware?
Create a backup copy of user data and transfer it to your computer.
Insert your SD card into your phone. An SD card is needed to write firmware to it.
Determine your smartphone model.
Fully charge your phone battery.
Find and download the archive with Firmware. And place it on the SD card.
Installing TWRP Recovery
Install the Official TWRP App from the Play Store on your phone. And run this application.
When you start the application for the first time, you must agree to install the firmware, as well as agree to grant the application Superuser rights and click the 'OK' button.
After moving to the next screen, select the 'TWRP FLASH' item and provide the application with root rights.
On the main screen of the application, click on the 'Select Device' drop-down list, and select your phone model.
After selecting a device, the application will direct the user to a web page to download the appropriate modified recovery environment image file. Download the suggested *.img file.
After downloading the image file, return to the main screen of the Official TWRP App and press the 'Select a file to flash' button. Then we tell the program the path where the file loaded in the previous step is located.
Click the 'FLASH TO RECOVERY' button and confirm your choice, click 'OK' in the question window.
When the message 'Flash Completed Succsessfuly!' appears. Click 'OK'. The TWRP installation procedure is now complete.
Transfer the necessary files to the SD card. Using a PC or laptop card reader.
Insert a SD memory card into the phone.
To reboot into recovery, you need to use a special item in the Official TWRP App menu, accessible by pressing the button with three stripes in the upper left corner of the main screen of the application. Open the menu and select the 'Reboot' item, and then click on the 'REBOOT RECOVERY' button.
Firmware via TWRP
Before flashing, you need to delete all user data from the phone, this will avoid errors in the software, as well as other problems. Press 'WIPE' on the home screen.
Now you can start flashing. Press the 'Install' button.
The file selection screen appears. At the very top there is a 'Storage' button for selecting an SD card.
Select the location where you copied the files. Press the OK button.
Select the firmware file and click on it. A screen opens with a warning about possible negative consequences, as well as the item 'Zip signature verification'. This item should be checked by placing a cross in the check-box, which will avoid using damaged files when writing to the phone's memory sections.
The procedure for flashing the phone will begin, this is accompanied by the appearance of inscriptions in the log field and the movement of the progress bar.
After completing the installation procedure, a 'Successful' message appears on the screen.
Summary: Screen Type: True IPS Capacitive Touchscreen; Screen Size: 3.2 inches; Screen Resolution: 320 x 240; Number of Colours: 256K; Processor Speed: 1GHz; Internal Memory: 4GB Internal (1.75GB User Available); Extendable Memory: up to 32GB; Sensor Resolution: 3MP, 2048 x 1536 Pixels; Digital Zoom: 4x; Operating System: Android; Version: 4.1 (Jelly Bean); FM Radio: yes; Bluetooth: yes; Messaging: SMS, MMS, E-mail; GPS: Yes, with A-GPS support; USB Connector: yes; Browser: Android webkit browser; 2G: Quad Band (850/900/1800/1900); 3G: Dual Band (900 ...
Comments, questions and answers on the flash firmware LG Optimus L3II Single (E425)
Ask a question about LG Optimus L3II Single (E425)
