Flash firmware on Multilaser NB021 22
Mobiles >> Multilaser >> Multilaser NB021 22| Specifications | Reviews | Secret codes |
| Unlock phone | Root phone |
| Backup | Flash Firmware | Screenshot |
How to flash Multilaser NB021 22?
Why reinstall the firmware?
Errors begin to appear in the Android OS.
Some applications do not open, reinstalling which does not lead to a positive result.
Many programs from the Play Market do not start.
The phone restarts for no reason.
The phone slows down a lot during operation.
You are not satisfied with the functionality of the stock firmware.
Where can I find the firmware?
On the website of your phone manufacturer.
On specialized services where users post custom or official OS.
What should be done before installing the firmware?
Back up your phone's user data.
Insert your SD card into your phone. It must have enough memory to fit the firmware.
Remember your smartphone model.
Fully charge your device.
Find and download the archive with Firmware.
Installing TWRP Recovery
Download the Official TWRP App from the Play Market. And install it.
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.
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, the 'Select Device' drop-down list is available, in which you need to find and select the device model for installing the recovery.
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.
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 required files to the memory card. Using a PC or laptop card reader.
Insert a memory card into the phone.
To reboot in recovery, it is convenient 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 tap on the 'REBOOT RECOVERY' button. The phone will reboot into the recovery environment automatically.
Firmware via TWRP
Before flashing, you need to clear the 'Cache' and 'Data' sections, press 'WIPE' on the main screen. This will delete all user data from the device, but avoid a wide range of software errors and other problems.
Everything is ready to start flashing. Press 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.
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 writing files to the device's memory will begin, accompanied by the appearance of inscriptions in the log field and the completion of the progress bar.
The completion of the installation procedure is indicated by the inscription 'Successful'.
Summary: Type: Mobile; Battery: Li-Ion 2150 mAh; CPU: 1.0GHz; Smart Phone OS: Android 4.0.4; Dimensions: 146 x 80 x 11 mm; Formfactor: Bar; Keyboard: Screen; Sidekeys: Power, Volume; Softkeys: 4; Weight: 220 g; Color: Yes; Other: Capacitive Touchscreen; Pixel aspect ratio: 1.50; Resolution: 320x533; Display PPI: 187; Screen Size: 5; Type: LCD; Audio: MP3, WAV, WMA, AAC; Camera: 2MP, 1600x1200; Other: Panorama, Camcorder, Video Recording, Video Calling, Digital Zoom; Secondcamera: 0.3MP, 640x480; Videocapture: Yes; Videoplayback: MP4, 3GP, MPEG; Connectors: MicroUSB, 3.5mm Audio; Network: GPS, Bluetooth, WiFi, 802.11b, 802.11g, 802.11n, GSM850, GSM900, GSM1800, GSM1900, WCDMA85 ...
Comments, questions and answers on the flash firmware Multilaser NB021 22
Ask a question about Multilaser NB021 22
