Mobiles     Laptops     Tablets     Computers     Hardware  Components       Electronics

Flash firmware on Samsung Galaxy Grand 2 LTE-A

  Mobiles >> Samsung >> Samsung Galaxy Grand 2 LTE-A

Specifications | Reviews | Secret codes
Unlock phone | Root phone | Bypass FRP
Backup | Flash Firmware | Screenshot

How to flash Samsung Galaxy Grand 2 LTE-A?


Why reinstall the firmware?

Errors in the Android OS start to appear regularly.

Some applications do not open, reinstalling which does not lead to a positive result.

Many applications from the Play Market do not start.

The phone restarts or shuts down by itself.

The phone slows down a lot during operation.

You want to update the firmware, as it does not suit you in terms of functionality.





Where can I find the firmware?

On the official website of the phone manufacturer.

On specialized services on which various developers lay out custom or official OS.


What should be done before installing the firmware?

Create a backup copy of all personal information: contacts, photos and transfer it to another computer.

Insert your SD card into your phone. It must have enough memory to fit the firmware.

Find information about your smartphone model.

Fully charge your phone battery.

Download Firmware and Place it on the SD card.





Installing TWRP Recovery

Download the Official TWRP App to your phone from the Play Market. And install this app.

At the first start, you need to give consent to future manipulations, as well as consent to granting the Superuser rights to the application. Check the checkboxes and press the 'OK' button.

On the next screen, select 'TWRP FLASH' and give the application root rights.

TWRP

On the main screen of the application, click 'Select Device', and find your phone model.

After selecting a phone, the application will direct the user to a web page to download the modified recovery environment image file. Download the proposed *.img file.

When the file is loaded, you need to return to the main screen of the Official TWRP App and press the 'Select a file to flash' button. Select the file downloaded in the previous step.

Now press the 'FLASH TO RECOVERY' button and confirm your choice, press 'OK'.

The recording process is very fast, and upon completion, the message 'Flash Completed Succsessfuly!' appears. Click 'OK'. The TWRP installation procedure can be considered complete.

Transfer the firmware and other necessary files to the SD card.

Insert a SD memory card into the phone.

To reboot into recovery, you need to enter the menu accessible by pressing the button with three stripes in the upper left corner of the main screen of the application. Select the 'Reboot' item, and then click on the 'REBOOT RECOVERY' button. The phone will reboot into the recovery environment automatically..





Firmware via TWRP

TWRP

Before flashing, you need to clear the 'Cache' and 'Data' sections, press 'WIPE' on the main screen. This will delete all user data from the device, but avoid a wide range of software errors and other problems.

Now you can start flashing. Click the 'Install' button.


TWRP

The file selection screen is displayed. At the very top is the 'Storage' button, select the location where the firmware file is located.

Select the storage to which the files were copied. Press the OK button.



TWRP

Select the firmware file and click on it. A screen opens with a warning about possible negative consequences, you need to check the item 'Zip signature verification', which will avoid using damaged files during recording.

The procedure for writing files to the device's memory will begin, accompanied by the appearance of inscriptions in the log field and the completion of the progress bar.

When the procedure for installing the firmware is completed, the message 'Successful' appears on the screen.





Summary: Chip: Qualcomm Snapdragon 400 MSM8926; Process technology: 28 nm; CPU: ARM Cortex-A7; CPU bits: 32 bit; Instruction set: ARMv7; Level 1 cache memory (L1): 16 KB + 16 KB; Level 2 cache memory (L2): 1024 KB; CPU cores: 4; CPU frequency: 1200 MHz; GPU: Qualcomm Adreno 305; GPU cores: 1; RAM capacity: 1.5 GB; RAM type: LPDDR2; Operating system (OS): Android 4.3 Jelly BeanAndroid 4.4.2 KitKat; User interface (UI): TouchWiz; SIM card type: Micro-SIM (3FF - third form factor, since 2003, 15.00 x 12.00 x 0.76 mm); Number of SIM cards: 1; Type/technology: TFT; Diagonal size: 5.25 in; Width: 2.57 in; Height: 4.58 in; Aspect ratio: 1.77816: 9; Resolution: 720 x 1280 pixels; Pixel ...

Comments, questions and answers on the flash firmware Samsung Galaxy Grand 2 LTE-A




Ask a question about Samsung Galaxy Grand 2 LTE-A
 
  
      2+7= *