LGL Keychron Helper needs one-time permission to access your Keychron device. This installs a narrow rule that grants access only to verified Keychron devices, not broader admin access to your system.
Note: if you are happy to continue, click Install Device Permissions and you will be presented with your usual authentication window. This will be used to apply the udev rule needed to manage Keychron devices within the app.
Approve the system prompt to continue.
Please unplug and reconnect your Keychron device, then click Connect again in Launcher.
This can happen if your desktop session has no permission-prompt tool available. You can run these commands in a terminal instead: