Flash firmware on Samsung Galaxy F02s
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How to flash Samsung Galaxy F02s?
Why reinstall the firmware?
The operating system keeps getting errors.
Some installed applications do not open.
Many applications from the Play Market do not start.
The phone restarts by itself for no reason.
The phone slows down a lot during operation.
You want to update the firmware, as it does not suit you in terms of functionality.
Where can I find the firmware?
On the official Internet resource of the phone manufacturer.
On Internet resources where users 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 phone battery.
Download archive with Firmware.
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.
After moving to the next screen, select the 'TWRP FLASH' item and provide the application with root rights.
On the main screen of the application, click 'Select Device', and find your phone model.
After selecting a device, the application will direct the user to a web page to download the appropriate modified recovery environment image file. Download the suggested *.img file.
After downloading the image file, return 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 necessary files to the SD memory card. Using a PC or laptop card reader.
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 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, 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.
The file selection screen appears. At the very top there is a 'Storage' button for selecting an SD card.
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 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.
When the procedure for installing the firmware is completed, the message 'Successful' appears on the screen.
Summary: Operating System: Android v10 (Q); Chipset: Qualcomm Snapdragon 450; Processor: Octa core, 1.8 GHz, Cortex A53; Graphics: Adreno 506; RAM: 3 GB; Custom UI: Samsung One UI; Internal Memory: 32 GB; Expandable Memory: Yes, Up to 1 TB; Screen Size: 6.5 inches (16.51 cm); Resolution: 720 x 1600 pixels; Display Type: PLS TFT LCD; Aspect Ratio: 20:9; Pixel Density: 270 ppi; Touch Screen: Yes, Capacitive Touchscreen, Multi-touch; Resolution: 13 MP f/2.2 (upto 8x Digital Zoom), Wide Angle Primary Camera2 MP f/2.4, Macro Camera2 MP f/2.4, Depth Camera; Camera Features: 8 x Digital ZoomAuto FlashFace detectionTouch to focus; Autofocus: Yes; Image Resolution: 4128 x 3096 Pixels; Flash: Yes, LED Fla ...
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