Flash firmware on Nobby S300 Pro
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How to flash Nobby S300 Pro?
Why reinstall the firmware?
Errors constantly appear in the Android OS.
Some applications do not open, reinstalling which does not lead to a positive result.
Many applications from the Play Market do not start.
The phone restarts by itself for no reason.
The phone started to work slowly.
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 specialized services on which various developers lay out 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 SD card. An SD card is needed to write firmware to it.
Determine your smartphone model.
Fully charge your device.
Download Firmware and Place it on the SD card.
Installing TWRP Recovery
Install the Official TWRP App from the Play Store on your phone. And run this application.
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.
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 a phone, the application will direct the user to a web page to download the modified recovery environment image file. 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.
Click the 'FLASH TO RECOVERY' button and confirm your choice, click 'OK' in the question window.
When the message 'Flash Completed Succsessfuly!' appears. Click 'OK'. The TWRP installation procedure is now complete.
Transfer 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, you need to delete all user data from the phone, this will avoid many problems. press 'WIPE' on the home screen.
You can start flashing. Click the 'Install' button.
The file selection screen is displayed. At the very top is the 'Storage' button, which allows you to switch between types of memory.
Select the storage to which 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, 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, accompanied by the appearance of inscriptions in the log field and the movement of the progress bar.
After the firmware installation procedure is completed, the 'Successful' message appears on the screen.
Summary: OS: Android; OS version: Android 8.1; CPU: MediaTek MT6580M, 1300 MHz; Processor cores number: 4; RAM: 2 GB; Built-in memory: 16 GB; Video processor: Mali-400 MP1; Memory card slot: yes, volume of up to 32 GB, separate; Multi SIM mode: alternate; SIM-card amount: 2; SIM-card type: micro SIM; Case type: classic; Case material: plastic; Height: 141 mm; Width: 66.3 mm; Thickness: 9.4 mm; Weight: 135 grams; Diagonal: 4.95"; Screen type: colored IPS, sensor; Sensor screen type: multitouch, capacitive; Screen size: 960x480; Number of pixels per inch (PPI): 217; Aspect Ratio: 18:9; Automatic display rotation: yes; Sensors: approaching sensor, gyroscope; Resolution of the main camera: 5 MP; The num ...
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