Flash firmware on Prestigio PSP3404DUO
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How to flash Prestigio PSP3404DUO?
Why reinstall the firmware?
Errors begin to appear in the Android OS.
Some applications stop opening.
Some programs from the Play Market do not start.
The phone restarts or shuts down by itself.
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 official website of the manufacturer.
On specialized resources where users post custom or official OS.
What should be done before installing the firmware?
Create a backup copy of all personal information: contacts, photos and transfer it to another computer.
Insert an SD card into the gadget. It must have enough memory for the firmware.
Remember your smartphone model.
Fully charge your device's battery.
Find and download the 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.
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.
In the next screen, select the item 'TWRP FLASH' and provide the application with 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 the phone, the application will redirect the user to a web page to download the modified recovery environment image file. 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. Select the file downloaded in the previous step.
Now 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.
Copy the required files to the SD card. Using a PC or laptop card reader, it will be much faster.
Insert a SD 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, 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.
Everything is ready to start flashing. Press the 'Install' button.
The file selection screen is displayed. At the very top is the 'Storage' button, select the location where the firmware file is located.
Select the location where you copied the files..
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 damaged files during recording.
The procedure for writing files to the phone's memory will begin, accompanied by logging and filling in the progress bar.
The completion of the installation procedure is indicated by the inscription 'Successful'.
Summary: Aliases: Prestigio MultiPhone PSP3404DUO; Type: Mobile; Battery: Li-Ion 2000 mAh; CPU: MediaTek MT6572M, Dual Core 1GHz, ARM Mali-400 MP1, ARM Cortex A7; Eusar: 0.88; Smart Phone OS: Android 4.4.2; Dimensions: 123 x 64 x 11.9 mm; Formfactor: Bar; Keyboard: Screen; Sidekeys: Volume, Power; Softkeys: 3; Weight: 145 g; Color: Yes; Colors: 16M; Other: Capacitive Touchscreen; Pixel aspect ratio: 1.50; Resolution: 480x800; Display PPI: 233; Screen Size: 4; Type: TFT; Audio: AAC, AAC+, eAAC+, AMR, WAV; Camera: 2MP, 1600x1200; Other: Flash, Digital Zoom, Video Calling, Video Recording; Secondcamera: 0.3MP, 640x480; Videocapture: YES; Videoplayback: MPEG4, H.263, H.26 ...
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