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Flash firmware on QMobile Noir M82i

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How to flash QMobile Noir M82i?


Why reinstall the firmware?

Errors in the Android OS start to appear regularly.

Some applications stop opening.

Many programs from the Play Market do not work.

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 sites where developers 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.

Find information about your smartphone model.

Charge your phone fully.

Download archive with Firmware. Place it on the SD card.





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.

TWRP

On the main screen of the application, click '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, 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.

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.

Write the firmware to the SD 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

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.

Now you can start flashing. Click the 'Install' button.


TWRP

The file selection screen appears. At the very top is the 'Storage' button, select the location where the firmware file is located.

Select the location where the files were copied. Press the 'OK' button.



TWRP

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: 2G Network: SIM 1: GSM 850 / 900/ 1800/ 1900 SIM 2: GSM850 / 900/ 1800/ 1900; 3G Network: WCDMA 1900 / 2100; SIM: Dual Sim-Dual StandBy; Dimensions: N/a; Weight: N/a; Type: WVGA LCD display; Size: 4.0 Inches; Alert types: Downlaodable, Polyphonic, MP3, WAV; Loudspeaker: Yes; 3.5mm jack: Yes; Card slot: microSD card (supports up to 32GB); Internal: 4GB built-in, 512 MB RAM; GPRS: Yes; EDGE: Yes; WLAN: Wi-Fi 802.11 b/g/n; Bluetooth: Yes; USB: Yes; Primary: 2MP, LED Flash; Secondary: VGA; Operating system (OS): Android 4.4 (Kit Kat); CPU: 1.2 GHz Quad-core; Sensors: Gravity Sensor; Messaging: SMS, MMS, email; Browser: HTML5; Radio: FM Radio; GPS: Yes; Colors: Black; ...

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