How To Flash Lenovo K3 Note K50-A40 Firmware [Stock ROM]

by Gadget Modder · Published Sunday, Dec 17 2017 10:34PM · Updated Thursday, Jan 27 2022 8:25PM

Lenovo K3 Note K50-A40 Firmware

Lenovo k50a40 Model Name Lenovo K3 Note

The specific Lenovo K3 Note K50-A40 Firmware comes with a Stock ROM of Lenovo K3 Note K50-A40. This helps you to bypass FRP lock and revert from the root and custom ROM.

Lenovo K3 Note K50-A40 Firmware Flash File [Stock ROM Download]

There are various reasons to flash [highlight color=”green”]Firmware on Lenovo K3 Note K50-A40

For instance, if your phone gets stuck on the logo and you need to remove the FRP lock from it. If you’re going to hard reset your phone and cannot access the recovery menu. But most of the problems and benefits that cause flashing stock ROM are below.

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Firmware Information:

Device Name:	Lenovo K3 Note K50A40
Type:	Full ROM
ROM Size:	up to 2 GB
Cpu type:	MT6580
Os:	Android 5.1 Lollipop – 6.0 Marshmallow
Password:	Null
Gapps:	Included
Root access:	Not
Firmware Version:	k50a40_S422_160315_ROW_Android 6.0 Marshmallow

Download:	50-A40_S422_160315_ROW_Android 6.0 Marshmallow
	K50-A40_S205_151118_ROW_Android 5.1 Lollipop

The Benefit Of Firmware:

Flash Stock ROM to unbrick
Update and downgrade
Unroot or fix bugs on the phone
To solve the lag or stutter
Fix software issues.
Revert to stock to get your warranty
Keeps rebooting issue
If your phone boots straight into recovery
Phone boots straight into its bootloader

Requirements:

Charge your mobile: Your phone may no less than a half charge.
Laptop or PC: To execute this installation, you must use a PC or Laptop.

Take Full Backup

Before going to install stock ROM you need to take a backup of all your messages, photos, and apps from your smartphone.

Most smartphones automatically make a backup in the background. But to make sure you take everything to your new device, you need a full backup.

How To Backup Android Phone Before Flashing Stock Firmware

Download Lenovo K3 Note K50-A40 Flash Tool And Drivers:

A. Download and install Lenovo K3 Note K50-A40 Drivers. The necessary communication between your device and PC.

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These drivers are mainly for the devices powered by the MediaTek chipset. With these drivers, you can transfer files, flash the firmware files on the device, etc.

B. We use the Sp flash tool for as Lenovo K3 Note K50-A40 Flash Tool because this tool is very efficient and support all kind of MTK phones.

Instructions to Flash Stock ROM:

Instructions to Flash Lenovo K3 Note K50-A40 Stock Firmware:

1. First of all Download the ‘Lenovo K3 Note K50-A40 flash file zip‘ which is given above and extract it on your computer’s desktop. Also, download and extract the sp flash tool.

2. Then download the USB driver and set up it on your computer. In case you have already installed the USB driver on your computer skip this step.

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3. Next, switch off your smartphone and take away the battery (if it is removable).

4. Now go to the sp flash tool extract folder and launch it.

5. As soon as the SP Flash tool is launched, click on the Download tab.

6. Now, click on the Scatter-loading button within the download tab.

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7. Choose the scatter file from the firmware extract folder.

8. Now click on the Download button to start the flashing process.

9. Next, connect your phone to your computer using the USB cable (without battery – if the battery is removable) and press the volume up or volume down button at the same time.

10. The flashing process will start momentarily, and it’ll get accomplished in a minute or two.

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As soon as it’s over, you will notice the Download OK green ring in SP Flash Tool.

Now, close the SP Flash tool and unplug your smartphone.

That’s it. Now you’ve successfully flashed stock ROM on your Lenovo K3 Note K50-A40.

Follow Detailed Instruction To Flash Firmware With Sp Flash Tool.

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Disclaimer:

Read and understand the Full Guide before flashing.”Lenovo K3 Note K50-A40 Firmware”.
Use these instructions at your own risk.
Before flashing, Stock ROM must have a 70–80% charge.

Don’t flash another preloader and DSP_BL blocks! It is always dangerous! On some models of MTK phones, you will have a brick even if you download these blocks read from a phone which you own!

Always remove from them marks in SPFT! ALWAYS have a working backup of your original ROM before you flash a new unknown ROM.