LG K50S LMX540HM Firmware File [Stock ROM Collection]

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When it comes to a guide like how to flash LG K50S LMX540HM firmware, your information with flashing tools is important.

However, installing the LG K50S LMX540HM Stock ROM can be difficult at times when you search for the internet to unbrick LG K50S LMX540HM.

On this page, you will find information to help you prepare for flashing the LG K50S LMX540HM.

LG K50S LMX540HM Firmware Flash File – How To Flash Guide

If your LG K50S LMX540HM device is corrupt or bricked. Download LG K50S LMX540HM firmware from here. (based on your device model number) and flash it on your smartphone or tablet. To get it back to a working condition again.

LG K50S LMX540HM Firmware” is the software that is provided by the vendor, or You may say that the software. Which was installed by the manufacturer of the phone is Stock Rom.

The Benefit Of Stock ROM:

  • Flash Stock ROM to unbrick your LG K50S LMX540HM
  • Flash Stock ROM to solve the boot loop issue
  • Update and Downgrade
  • Unroot or Fix Bugs on the phone
  • To solve the lag or stutter
  • By flashing Stock ROM, you can fix software issues.
  • Revert to stock to get your warranty.


LG K50S LMX540HM Stock Firmware Details:

  • Rom version: Stock LG K50S
  • OS Version: Android 9.x Pie

LG K50S LMX540HM CMC X540HM10C_00

ROM Version: X540HM10C_00
Region: CMC
OS Version: Android 9.x Pie
Size: 2.83GB
Filename: X540HM10c_00_CLR_COM_OP_0220.kdz
Get Link

LG K50S LMX540HM CAO X540HM10C_00

ROM Version: X540HM10C_00
Region: CAO
OS Version: Android 9.x Pie
Size: 2.83GB
Filename: X540HM10c_00_CLR_COM_OP_0220.kdz
Get Link

LG K50S LMX540HM CLP X540HM10C_00

ROM Version: X540HM10C_00
Region: CLP
OS Version: Android 9.x Pie
Size: 2.83GB
Filename: X540HM10c_00_CLR_COM_OP_0220.kdz
Get Link

LG K50S LMX540HM CAO X540HM10C_01

ROM Version: X540HM10C_01
Region: CAO
OS Version: Android 9.x Pie
Size: 2.83GB
Filename: X540HM10c_01_CLR_COM_OP_0601.kdz
Get Link
  • Please use KDZ Downloader to download your firmware. just copy the firmware link and add to KDZ Downloader.

Instructions to Flash LG K50S LMX540HM Stock ROM:

Download the LG K50S LMX540HM Firmware, Flash Tool, and USB Drivers on your PC. Follow the below Guide to install the firmware.

How To Flash LG Firmware With LG Flash Tool:

1.Extract/Unzip the LG K50S LMX540HM flash tool.zip file that you downloaded above on your PC. You’ll get a bunch of files required to run the program.

2. Run LG flash tool 2014.exe file to Open LG flash tool. If it doesn’t open, install Visual C++ Runtime Library from here and then try again.

3. Boot your LG K50S LMX540HM device into Download Mode:

How To Start LG K50S LMX540HM download mode?

Power off your LG device

Press and hold the Volume Up button.

Connect your device to PC with a USB cable while holding the Volume Up button.

4. Now load the LG K50S LMX540HM firmware.kdz file into LG Flash Tool window on your pc.

5. Click the browse button at the end of the “Select LG K50S LMX540HM firmware.kdz file” line. Leave every other option as is on the LG Flash Tool window.

6. Once you’ve selected LG K50S LMX540HM firmware.kdz, click the CSE Flash button to proceed on flashing the.KDZ firmware to your LG device.

7. Normal Flash” button doesn’t wipe data, and the “CSE Flash” button wipes data. If you’re upgrading from a stock firmware, then “Normal Flash” might do.

9. You’ll get a “Read Phone Information” window; it will be blank for the most part. Just hit the START button to proceed.

10. Now you’ll see the “Select Country & Language” window. Select “Different” from the country list and then “English” from the language list.

And remember NOT to tick the Smartphone upgrade checkbox, it’s for Windows Mobile phones, not your LG device running on Android

You’ll see a progress bar now. Just wait until it’s 100%, after which you might get an error “Connection to server failed.” This is okay. Don’t disconnect your phone at this point.

LG K50S LMX540HM firmware update progress on your phone. Once it’s complete, your phone will automatically reboot.

After the flashing process starts and might take up to 5-10 minutes, so keep patience and wait.

Instructions To Flash LG K50S LMX540HM With LGUP Firmware Tool:

1. Download and install LG Mobile Driver 4.1.1

2. Download Latest LGUP Tool 2016

3. Download LGUP DLL

5. First Install the DLL file, then install LG UP file on your PC.

6. Run the LG UP tool on your PC.

7. Connect your LG smartphone to your PC/laptop.

8. LG K50S LMX540HM will be listed on the screen of the LG UP tool.

9. Now click on the Upgrade option in LG UP and choose the file’s path. Locate the LG K50S LMX540HM firmware KDZ file and select it.

10. Click on the start button, and the process will be started.

11. Once the process is completed, your phone will restart.

Unplug your device, Done!!!

You have successfully Installed the Stock Firmware on your LG device.


  • Please read and understand the Full Guide Before Flashing.
  • Use these instructions at your own risk. We will not be responsible for everything that happens to you or your device, resulting from the use of information in this guide.
  • Before flashing, Stock ROM must have a 70–80% charge.

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