Flash firmware on Samsung Galaxy S2
Mobiles >> Samsung >> Samsung Galaxy S2| Specifications | Reviews | Secret codes |
| Unlock phone | Root phone | Bypass FRP |
| Backup | Flash Firmware | Screenshot |
How to flash Samsung Galaxy S2?
Why reinstall the firmware?
Errors begin to appear in the Android operating system.
Some installed applications do not open.
Many programs from the Play Market do not work.
The phone shuts down and restarts for no apparent reason.
The phone began to slow down a lot.
You are not satisfied with the functionality of the stock firmware.
Where can I find the firmware?
On the official website of your phone manufacturer.
On sites where third-party developers post custom operating systems.
What should be done before installing the firmware?
Back up your contacts and user data and transfer it to another medium.
Insert your SD card into your phone. An SD card is needed to write firmware to it.
Find out the exact model of your smartphone.
Fully charge your device. If the battery runs out during the firmware, the device will no longer turn on.
Download archive with Firmware. 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.
When you start the application for the first time, you need to give consent to future manipulations, as well as to give consent to granting the application Superuser rights and click the 'OK' button.
After moving to the next screen, you need to select the 'TWRP FLASH' item and give the application root rights.
On the main screen of the application, the 'Select Device' drop-down list is available, in which you need to find and select the device model for installing the recovery.
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.
When the download is finished, you need to return to the main screen of the Official TWRP App and click on the 'Select a file to flash' button. Select the file downloaded in the previous step.
After adding the image file to the program, click the 'FLASH TO RECOVERY' button and confirm your choice, click 'OK'.
When the message 'Flash Completed Succsessfuly!' appears. Click 'OK'. The TWRP installation procedure can be considered complete.
Transfer the necessary files to the SD memory card. Using a PC or laptop card reader, it will be much faster.
Insert a memory card into the phone.
To reboot in recovery, it is convenient 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. We open the menu, select the 'Reboot' item, and then tap on the 'REBOOT RECOVERY' button. The phone will reboot into the recovery environment automatically.
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.
Everything is ready to start flashing. Press the 'Install' button.
On the file selection screen, at the very top there is a 'Storage' button for selecting an SD card.
Select the storage to which the files were copied.
Find the file we need 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.
The completion of the installation procedure is indicated by the inscription 'Successful'.
Summary: Operating System: Android v2.3.4 (Gingerbread); Custom UI: TouchWiz UI v4.0; SIM Slot(s): Single SIM, GSM; SIM Size: SIM1: Mini; Network: 3G: Available, 2G: Available; Dimensions: 125.3 (H) x 66.1 (W) x 8.49 (T) mm; Weight: 116 grams; Colours: Black Pink White; Screen Size: 4.3 inches; Screen Resolution: 480 x 800 pixels; Pixel Density: 217 ppi; Display Type: Super AMOLED Plus; Touch Screen: Capacitive Touchscreen, Multi-touch; Chipset: Samsung Exynos 4 Dual 4210; Processor: Dual core, 1.2 GHz, Cortex A9; Graphics: Mali-400; RAM: 1 GB; Internal Memory: 32 GB; Expandable Memory: Up to 32 GB; Resolution: 8 MP; Flash: LED Flash; Image Resolution: 326 ...
Comments, questions and answers on the flash firmware Samsung Galaxy S2
Ask a question about Samsung Galaxy S2
