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Flash firmware on Lenovo K5s

  Mobiles >> Lenovo >> Lenovo K5s
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How to flash Lenovo K5s?


Why reinstall the firmware?

Errors start to appear in the operating system.

Some applications stop opening.

Many programs from the Play Market do not work.

The phone turns off for no apparent reason.

The phone slows down a lot during operation.

The OS does not match the system requirements of the smartphone.





Where can I find the firmware?

On the official Internet resource of the phone manufacturer.

On sites where third-party developers post custom operating systems.


What should be done before installing the firmware?

Back up your contacts and 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

Download the Official TWRP App to your phone from the Play Market. And install this app.

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, select '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.

When the download is finished, you need to return to the main screen of the Official TWRP App and click on 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'.

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.

Transfer the necessary files to the SD memory card. Using a PC or laptop card reader, it will be much faster.

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. We open the menu, 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 storage to which the files were copied.



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 writing files to the phone's memory will begin, accompanied by logging and filling in the progress bar.

The completion of the firmware installation procedure is indicated by the inscription 'Successful'.





Summary: Smart Phone OS: Android; OS ver: Android 8.1 Oreo; SIM: Dual SIM , Dual Standby; CPU: MediaTek 6762; Processor Speed: 2 GHz; Storage: 32GB; RAM: 4GB; External Storage: microSD card up to 256GB; Battery: 3000mAh; Screen Size: 5.7 inches; Resolution: 1440 x 720 18: 9; Main Camera: 13MP 5MP; Front Camera: 13MP 5MP; Features: Wi-Fi , GPS , Bluetooth , Flash , Fingerprint Scanner , Dual Cameras , 3.5mm Headphone Jack; Dimensions: 153.8 x 72.9 x 7.95 mm; Weight: 155 g; ...

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Lenovo K5s