Flash firmware on Sony Xperia T3 D5103
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How to flash Sony Xperia T3 D5103?
Why reinstall the firmware?
Errors constantly appear in the Android OS.
Apps won't open.
Some programs from the Play Market do not start.
The phone restarts by itself for no reason.
The phone slows down a lot during operation.
You are not satisfied with the possibilities of the stock firmware.
Where can I find the firmware?
On the website of your phone manufacturer.
On sites where third-party developers and phone manufacturers 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 an SD card into the gadget. It must have enough memory for the firmware.
Determine your smartphone model.
Fully charge your device. If the battery runs out during the firmware, the device will no longer turn on.
Find and download the archive with Firmware. Place it on the SD card.
Installing TWRP Recovery
Install the Official TWRP App via the Play Market. And run this application.
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, you need to select the 'TWRP FLASH' item and give the application root-rights.
On the main screen of the application, click 'Select Device', and select your phone model.
After selecting the phone, the program will redirect the user to a web page to download the corresponding image file of the modified recovery environment. Download the proposed *.img file.
After downloading the image file, go 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.
Press the 'FLASH TO RECOVERY' button and confirm your choice.
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.
Copy 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 'Reboot' and then click on the 'REBOOT RECOVERY' button.
Firmware via TWRP
Before flashing, it is recommended to clear the 'Cache' and 'Data' sections. This will delete all user data from the device, but avoid a wide range of software errors and other problems. You must press 'WIPE' on the main screen.
You can start flashing. Click the 'Install' button.
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.
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 corrupted files when writing to the phone's memory sections.
The procedure for writing files to the phone's memory will begin, accompanied by logging and filling in the progress bar.
After the firmware installation procedure is completed, the 'Successful' message appears on the screen.
Summary: Design: Classic; SIM cards standard: Micro Sim; GSM: 850 900 1800 1900; HSDPA: 900 2100 HSPA; LTE: 800 900 1800 2100 2600; Dimensions (H/L/W): 150.7 x 77 x 7 mm, vol. 81 cm³; Display: LCD IPSColor (16M) 720x1280px (5.3") 277ppi; Touch screen: yes; Weight: 148 g; Time GSM (talk/stand-by): 12.6 / 639 hrs. (26.6d); Time UMTS (talk/stand-by): 14.6 / 988 hrs. (41.2d); Battery: Li-Ion 2500 mAh; Built-in memory: 8 GB; Memory card: MicroSD max. 32 GB; RAM memory: 1 GB; Operating system: Android 4.4; Chipset: Qualcomm MSM8928-2; CPU 1 frequency: 1400.0 MHz(4-core); GPRS: Class 12; EDGE: Class 12; HSDPA: 42 Mb/s; HSUPA speed: 5,76 Mb/s; HSCSD: no; Wi-Fi: 802.11 a/b/g/n; ...
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