Flash firmware on Nokia 3.4
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How to flash Nokia 3.4?
Why reinstall the firmware?
Errors start to appear in the operating system.
Some applications stop opening.
Some programs from the Play Market do not start.
The phone shuts down and restarts for no apparent reason.
The phone started to work slowly.
The OS does not match the system requirements of the smartphone.
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?
Back up your contacts and user data and transfer it to another medium.
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'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.
When you start the application for the first time, you must agree to install the firmware, as well as agree to grant the application Superuser rights and click 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, select 'Select Device', and find your phone model.
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.
After adding the image file to the program, click the 'FLASH TO RECOVERY' button and confirm your choice, click 'OK'.
When the message 'Flash Completed Succsessfuly!' appears. Click 'OK'. The TWRP installation procedure is now complete.
Copy the required files to the SD card. Using a PC or laptop card reader, it will be much faster.
Insert a memory card into the 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
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.
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..
Find the file we need and click on it. A screen opens with a warning about possible negative consequences, as well as the item 'Zip signature verification'. This item should be checked by placing a cross in the check-box, which will avoid using damaged 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: Operating system: Android 10, planned upgrade to Android 11; Processor: Octa-core (4x1.8 GHz Cortex-A73 & 4x1.8 GHz Cortex-A53); Chipset: Qualcomm SM4250 Snapdragon 460 (11 nm); GPU: Adreno 610; Internal memory: 32GB 3GB RAM, 64GB 3GB RAM, 64GB 4GB RAM; External memory: microSDXC (dedicated slot); Type: IPS LCD, 400 nits (typ); Size: 6.39 inches, 100.2 cm 2; Resolution: 720 x 1560 pixels, 19.5:9 ratio; SIM: Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by); Dimensions: 161 x 76 x 8.7 mm (6.34 x 2.99 x 0.34 in); Weight: 180 g (6.35 oz); Colors: Fjord, Dusk, Charcoal; 2G Network: GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only); 3G Network: HSDPA 850 / 900 / 1700(AW ...
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