KB500 / KM5221W Keyboard Firmware Updater

Driver Id : 9M8FF

Importance : Optional

Version : A00-00, A00-00 Latest version Recommended version Latest and Recommended version

Release Date : 17 Jul 2026

Download Type : Firmware

Category : Drivers for OS Deployment

This package provides the firmware updater and is supported on system that are running Windows11/Windows10 OS.

Download Files

File Name: KM5221_FWUpdater_KB.exe

File size: 13.07 MB

To ensure the integrity of your download, please verify the checksum value.

MD5: ea315df40f3469c1b4e3a020d8d5b71a

SHA1: 76204ebfff8fb944a987a204c4ff99e0bbe18af0

SHA-256: e56901fc64d03050f1c58c42bde8f7baae6c6e2bcebdb5a5476c267591e5d68d

Download .EXE

Installation instructions

Download
1. Click Download File to download the file.
2. When the File Download window appears, click Save to save the file to your hard drive.
Installation
1. Browse to the location where you downloaded the file and double-click the file.
2. Follow the remaining prompts to perform the FW updating.
3. Once it is completed, close this FW updater then start to use this device.

Note:
Do not type on the keyboard during the FW updating process.

KB500 / KM5221W Keyboard Firmware Updater

Download Files

Compatible Systems

Supported Operating Systems

Installation instructions

Applies to