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Flash firmware on Sony Xperia Z3 Tablet Compact 16GB 4G LTE

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How to flash Sony Xperia Z3 Tablet Compact 16GB 4G LTE?


Why reinstall the firmware?

Errors begin to appear in the Android operating system.

Some installed applications stop opening.

Many applications from the Play Market do not start.

The phone restarts or shuts down randomly.

The phone slows down a lot during operation.

You are not satisfied with the functionality of the stock firmware.





Where can I find the firmware?

On the phone manufacturer's website.

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 user data, contacts and photos and transfer it to your computer.

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

Find out the exact model of your smartphone.

Fully charge your phone. If the battery runs out during boot, the device will no longer turn on.

Download Firmware and Place it on the SD card.





Installing TWRP Recovery

Download and install the Official TWRP App from the Play Market.

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.

Going to the next screen, select the item 'TWRP FLASH' and provide the application with root-rights.

TWRP

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 program redirects the user to a web page to download the corresponding image file of the modified recovery environment. Download the suggested *.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.

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 memory card into your 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

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.

Everything is ready to start flashing. Press the 'Install' button.


TWRP

The file selection screen appears. At the very top there is a 'Storage' button for selecting an SD card.

Select the storage to which 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 device's memory will begin, accompanied by the appearance of inscriptions in the log field and the completion of the progress bar.

The completion of the installation procedure is indicated by the inscription 'Successful'.





Summary: Operating System: Android v4.4.2 (Kitkat); SIM Slot(s): Single SIM, GSM; SIM Size: SIM1: Nano; Network: 4G: Available (doesnt support Indian bands), 3G: Available, 2G: Available; Dimensions: 213 (H) x 123 (W) x 6.4 (T) mm; Weight: 280 grams; Colours: Black White; Waterproof: Water resistant (up to 30 minutes in a depth of 1 meter); Ruggedness: Dust proof; Screen Size: 8.0 inches; Screen Resolution: 1200 x 1920 pixels; Pixel Density: 283 ppi; Display Type: LCD; Touch Screen: Capacitive Touchscreen, Multi-touch; Chipset: Qualcomm Snapdragon 801 MSM8974AC; Processor: Quad core, 2.5 GHz, Krait 400; RAM: 3 GB; Internal Memory: 16 GB; Expandable Memory: Up ...

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Sony Xperia Z3 Tablet Compact 16GB 4G LTE