Is there a key combination/ shortcut to lock the backlight effect for the K Pro series keyboard? Zoe March 02, 2023 02:43 Sorry, the QMK keyboards don't support that currently. Related articles How can I lock the light effect? What type of foam is used in the K Pro Series? Bluetooth can't connect I am interested in the K3 Pro and I was wondering if you will ever offer compatible Keychron Optical low-profile switches or is the product mechanical only. Keychron Q3 User Manual