How do you correctly uninstall the Optical switch on the K3? Miguel November 03, 2021 04:16 Please refer to the following article: https://www.keychron.com/pages/how-to-alter-the-low-profile-optical-switch-on-keychron-k3 Related articles When I turn off the K3 backlight with the fn+Light Effect key, the light under the F8 key is always on. I would like to change the auto-sleep mode time on my K3 and how can I do it? Can you use the Low Profile Keychron Optical Switch Set with the Keychron K8, K4, or K2? How can I lube the switch? How can I lock the light effect?