How to flash the firmware and factory reset the Keychron B series keyboard

How to flash the firmware and factory reset the Keychron B series keyboard

Troubleshooting? Or don't know what's going on with the keyboard? Factory reset your Keychron B series keyboard.

Note: Please flash the firmware on your Windows PC.

Step 1: Plug in the cable and switch the keyboard mode to Cable and OS to Windows.

Step 2: Download the right firmware update tool (Keyboard Upgrade Tool) for your keyboard below.

 Step 3: Open the downloaded file, and proceed with the prompts to upgrade your keyboard firmware.

Now you have flashed the keyboard firmware successfully. Click 'X' to quit.

Step 4: Hold fn + J + Z for 4 seconds, then press any key to factory reset the keyboard.

Note: After factory resetting, you need to reconnect the keyboard to your device via the receiver or re-pair via Bluetooth.

Refer to the following instructions to learn how to re-pair the keyboard to your device in 2.4GHz / Bluetooth mode.