All products will be shipped within 2 business days

Lemokey L Series Keyboard Bluetooth Firmware

The keyboard Bluetooth firmware can be used in all Lemokey L Series keyboard versions (Barebone / ISO keyboards)

Note: If everything works fine with your keyboard. Please don’t update the bluetooth firmware. There is a chance it can damage your keyboard.

Step 1: Download and open the update tool "Lemokey Firmware Updater". (Windows only, the Mac version is still under development. )

Download the Lemokey Firmware Updater (Windows)

Step 2: Please download the firmware.

Step 3: Connect the L series keyboard with your Windows PC via Bluetooth, click on the 'Browse' button, select the firmware you have just downloaded, and then click on Device to choose the keyboard. Here we choose the Lemokey L1.


Step 4: Click on the 'Update' button to start flashing the firmware.


Step 5: Update completed. You can click on the 'Get Version' button again and check to see if the is the latest version.


*Step 6 (Optional):

(1) If the issue persists even after updating the firmware, please factory reset your keyboard (Pressing fn/fn2 + J + Z for 4 seconds).

(2) After you finish the reset, please go to your device Bluetooth settings > select the keyboard and remove/ delete/ unpair it and re-pair it with your device.

You may contact if a defect covered by the warranty arises in your product within the warranty period. Keychron will honor the warranty of our K Pro, Q, Q Pro, S, V and L series keyboards (e.g.: K2 Pro, K8 Pro, Q1, Q2, Q3, Q1 Pro, S1, V1, V2, etc.) by one of the following methods at our discretion:

- Defects of K Pro, Q, Q Pro, S , V  and L series keyboards have been caused by manufacturing: We will only replace the defective parts of the keyboard, not the whole keyboard, as it's highly customizable and easy to be rebuilt.

- Defects of K Pro, Q, Q Pro, S, V and L series keyboards have been caused by disassembling our product, improper installation, non-factory repairs/modifications, improper adjustment of the product, or neglect, including but not limited to “burn-in”, and similar wrongful use: We will NOT offer free service. We only offer PAID service to replace the defective parts at your own cost (including the cost of parts, shipping fee, and tax if applicable).