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Flash firmware on Samsung S7260

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How to flash Samsung S7260?


Why reinstall the firmware?

Errors constantly appear in the Android operating system.

Some installed applications do not open.

Many programs from the Play Market do not work.

The phone restarts or shuts down randomly.

The phone is slow.

You are not satisfied with the functionality of the stock (official) firmware.





Where can I find the firmware?

On the official website of your phone manufacturer.

On sites where developers post custom or official OS.


What should be done before installing the firmware?

Create a backup copy of user data, contacts and photos and transfer it to your computer.

Insert an SD card into your phone to write the firmware to it.

Determine your smartphone model.

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 and install the Official TWRP App from the Play Market.

When you start the application for the first time, you must consent to future manipulations, as well as consent to granting the application Superuser rights. Check the checkboxes and press the 'OK' button.

After moving to the next screen, you need to select the 'TWRP FLASH' item and give the application root rights.

TWRP

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. Select the file downloaded in the previous step.

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

After the burn process is complete, the message 'Flash Completed Succsessfuly!' appears. Click 'OK'. The TWRP installation procedure can be considered complete..

Write the firmware to the SD card. Using a PC or laptop card reader.

Insert a memory card into your 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

TWRP

Before flashing, you need to clear the 'Cache' and 'Data' sections, press 'WIPE' on the main screen. You will delete all user data from the phone, this will avoid software errors and other problems.

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


TWRP

On the file selection screen, at the very top there is a 'Storage' button for selecting an SD card.

Select the location where the files were copied. Press the 'OK' button.



TWRP

Find the file we need 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 corrupted files when writing to the phone's memory sections.

The procedure for writing files to the phone's memory 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: OS: Android 4.1 Jelly Bean; Processor: Qualcomm MSM7227A 1,00 GHz; Number of cores: 1; GPU: Adreno 200 enhanced; RAM memory: 512 MB; Internal memory: 4 GB; Memory cards: microSD, microSDHC, max 32 GB; Main display: TFT 480 x 800 px (4.00") 233 ppi; Touchscreen: Yes; Digital camera: 2 Mpx, 1600x1200 px; Video: H.263, H.264, MPEG4, 640x480 px; MP3: Yes; Speakerphone: Yes; Radio: Yes; Bluetooth: Yes, v3.0; NFC: -; GSM frequencies: 850/900/1800/1900; GPS: -; GLONASS: -; WiFi: Yes, v802.11 b/g/n; EDGE: Yes, class 12; GPRS: Yes, class 12; USB Yes, v2.0; WAP: Yes, v2.0; IrDA: -; LTE: -; HSCSD: -; HSDPA: -; HSPA: -; HSPA: -; HSUPA: -; Calendar: Yes; Java: Yes, Dalvik; Watch: Yes; Dimensions: 121,2 ...

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Samsung S7260