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Flash firmware on Honor 9N 128GB

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How to flash Honor 9N 128GB?


Why reinstall the firmware?

Errors periodically appear in the Android operating system.

Some installed applications do not open.

Many applications from the Play Market do not start.

The phone turns off for no apparent reason.

The phone began to work slowly.

You have decided to try a different version of Android.





Where can I find the firmware?

On the official 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?

Back up your contacts and user data and transfer it to your computer.

Insert SD card. An SD card is needed to write firmware to it.

Find out the exact model of your smartphone.

Fully charge your device. If the battery runs out during the firmware, the device will no longer turn on.

Download Firmware and 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 a new firmware and all the risks associated with this, as well as agree to grant the application Superuser rights and click the 'OK' button.

After moving to 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, click on the 'Select Device' drop-down list, and select 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.

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 on the screen. Click the 'OK' button. 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 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. Open the menu and select the 'Reboot' item, and then click on the 'REBOOT RECOVERY' button.





Firmware via TWRP

TWRP

Before flashing, you need to delete all user data from the phone, this will avoid many problems. press 'WIPE' on the home screen.

Press the 'Install' button to start the flashing.


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. Press the OK button.



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, accompanied by the appearance of inscriptions in the log field and the movement of the progress bar.

After completing the installation procedure, a 'Successful' message appears on the screen.





Summary: Operating system: Android v8.0 (Oreo); Sim slots: Dual SIM, GSM GSM; Custom ui: EMUI; Sim size: SIM1: Nano SIM2: Nano (Hybrid); Network: 4G: Available 3G: Available, 2G: Available; Fingerprint sensor: Yes; Display type: IPS LCD; Aspect ratio: 19: 9; Screen to body ratio: 79.07 %; Pixel density: 432 ppi; Screen size: 5.84 inches (14.83 cm); Screen resolution: 1080 x 2280 pixels; Touch screen: Yes Capacitive Touchscreen, Multi-touch; Loudspeaker: Yes; Fm radio: Yes; Audio jack: 3.5 mm; Settings: Exposure compensation; Camera features: Fixed Focus; Image resolution: 4128 x 3096 Pixels; Autofocus: Yes Phase Detection autofocus; Shooting modes: Continuos Shooting, High Dy ...

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Honor 9N 128GB