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Flash firmware on Lava Iris N501

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How to flash Lava Iris N501?


Why reinstall the firmware?

Errors constantly appear in the Android OS.

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 started to work slowly.

You are not satisfied with the possibilities of the stock firmware.





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?

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. 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

Install the Official TWRP App via the Play Market. 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.

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 'Select Device', 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.

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

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.


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

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 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: Sim Type: GSM+GSM; Dual Sim: Yes; Dimensions: 148.5 x 79 x 10.5 mm; Type: Color TFT screen, 16M colors; Touchscreen: Yes; Size: 5 inches, 480 x 800 pixels; PPI: ~ 187 PPI; Phonebook: Unlimited; RAM: 512 MB; Internal memory: 4 GB inbuilt, 4 GB ROM; Card Slot: Yes, upto 32 GB; GPRS: Yes; EDGE: Yes; 3G: Yes, 7.2 Mbps Download, 5.76 Mbps Upload; Wi-Fi: Yes, with wifi-hotspot; Bluetooth: Yes, v2.0; USB: Yes, microUSB; GPS: Yes; Sensors: Accelerometer, Gyroscope, Compass; 3.5mm Headphone Jack: Yes; Camera: Yes, 5 MP with autofocus; Video Recording: Yes; Flash: LED; Front Camera: Yes, VGA (0.3 MP); Operating System: Android, v4.0.4 (ICS); Processor: 1 GHz, Dual Core Process ...

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