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Flash firmware on True Smart 3.5 Touch

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How to flash True Smart 3.5 Touch?


Why reinstall the firmware?

Errors start to appear in the operating system.

Apps won't open.

Many programs from the Play Market do not start.

The phone restarts or shuts down randomly.

The phone began to slow down a lot.

The OS does not match the system requirements of the smartphone.





Where can I find the firmware?

On the website of your phone manufacturer.

On specialized services where users 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 your SD card into your phone. An SD card is needed to write firmware to it.

Find information about 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.





Installing TWRP Recovery

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

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.

On 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, select 'Select Device', and find 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.

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'.

When the message 'Flash Completed Succsessfuly!' appears. Click 'OK'. The TWRP installation procedure can be considered complete.

Copy the required files to the memory 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. We open the menu, 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 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.

Now you can start flashing. Click 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 storage to which the files were copied.



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 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 firmware installation procedure is indicated by the inscription 'Successful'.





Summary: Type: Mobile; CPU: ARMv7, 1 GHz, Spreadtrum; Smart Phone OS: Android 4.4.2; Formfactor: Bar; Keyboard: Screen; Sidekeys: Volume, Power; Color: Yes; Other: Capacitive, 2 Point Multitouch; Pixel aspect ratio: 1.00; Resolution: 480x320; Display PPI: 160; Screen Size: 3.6; Audio: MP3; Camera: 2MP, 1600x1200; Connectors: 3.5mm Audio; Network: GSM, HSPA, Bluetooth, WIFI, 802.11b, 802.11g, 802.11n, GPS; Features: Loudspeaker, Microphone; Memory Internal: 4GB, 1GB RAM; ...

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