Keychron K3 Benutzerhandbuch Seite 7

5. Disable Auto Sleep Mode
They keyboard goes to Auto Sleep Mode in 10 minutes of sitting idle to save battery.
Press fn + S + O (for 4 seconds) to disable the Auto Sleep Mode.
(If you wan to go back to the Auto Sleep mode, press fn + S + O for 4 seconds again)
6. Remap Keys
We don't have and official software to remap the keys yet. But you can use these two
software to get the job done. (Except the light effect key)
For Mac - Krabiner For Windows - SharpKeys
6.5. Linux Setting
We have a Linux user group on Facebook. Please search "Keychron Linux Group" on
facebook. So you can better experience with our keyboard.
7