MLWG3 & MLWPRO – MobileLite Wireless firmware update

Firmware Update: v3.0.0.19 for MLWG3 and for MLWPRO

Part Numbers:

MLWG3 and MLWG3/64


- Improved samba stability
- Add forced USB/SD unmount command
- Add USB/SD disconnecting/connecting process into background for monitoring


- MobileLite Wireless G3 or MobileLite Wireless Pro
- Secure Digital (SD) card or USB drive

Update Procedure:

- Please make sure to download the correct FW file below. MLWG3 and MLWPRO do not use the same firmware. Double check the device you own. The MLWG3 device is white and the MLWPRO is black.

- The device (SD/USB) being used to update the MobileLite Wireless reader must be formatted with the file system FAT32 or exFAT.

How to Format and other how to videos, please visit the link below:

Please make sure the MobileLite Wireless reader is fully charged or is charging before proceeding. If the device’s battery LED is a solid green, it's fully charged. If the LED is amber (orange/red), please charge the MobileLite Wireless reader.

Warning: Remove any device (USB/SD) from the MobileLite reader that is not being used to update the firmware. Kingston is not responsible for any data loss that may occur if a device is left in the reader during the update process. DO NOT power off the reader during the update process. DO NOT remove the SD/USB from the MLW device during the update process. Doing so could damage the reader and/or storage device.

If you have any questions or concerns, please feel free to contact our free technical support for assistance. Technical Support: (877) 546-4786.

1. Insert your card or USB to the computer.

2. Click on the ‘Download Firmware Update’ link below for the correct MLW device to begin the download.

3. If prompted for a ‘Save’ location, navigate to the device chosen in step 1. If not prompted, then open the download location.

4. Once the download is complete, please make sure the downloaded bin file is saved to the root of the device (USB/SD) and NOT to a folder. If you don't see it right away when you go into the USB drive or card, it's not on the root. Simply find the bin file you downloaded and save it to the root of the USB drive or card.

5. Once the file is saved to the root of the USB drive or card, please ‘Safely Remove’ the USB or card from the computer. In a Mac, drag the mounted device to the Trash. In Windows, use the ‘Safe to Remove Hardware’ option in the taskbar (bottom right corner in most cases).

6. With the MobileLite Wireless turned off; insert the USB/Card to the MLW reader.

7. Power on the MobileLite Wireless device by holding the ‘Power On’ button for more than 3 seconds.

8. The MobileLite Wireless will initially turn on and broadcast a wireless signal. After a few seconds, it will reboot and the blue ‘bridged’ LED will begin to flash.

9. The update process will start automatically and should take approximately 10 minutes to complete.

10. Once the process is completed, the blue ‘bridged’ LED will stop flashing and the blue wireless LED will come back on.

11. Once the blue wireless LED is on and the blue ‘bridged’ LED has stopped flashing, please reset your MobileLite Wireless reader. To reset, use a paper clip to hold down the reset button for 13 seconds. The reset button is to the right of the power button.

To make sure the firmware update was successful please connect your mobile device to the MobileLite Wireless reader and open the MLW app, click Settings and click MLW information to see the firmware version.

Download Firmware Update for MLWG3

Download Firmware Update for MLWPRO