
Remove all exising traffic lights in Maintenance settings - remove all normal traffic lights.Click an icon - toggle the traffic light on/off.This also activates a simplified version of the Traffic Info View!.If you zoom out too far, icons may disappear.Use the Timed Traffic Lights tool to add/remove timed traffic lights. While the tool is active, click on a traffic light to toggle it on/off. You can enable a persistent summary overlay for Timed Traffic Lights, which is visible whenever the Toolbar is visible, in Overlays settings. When the tool is deactivated, overlays will be removed. You can set the Overlay Transparency in General settings. Depending on camera position, you might need to zoom in a little. To see icons for more distant roads and tracks, scroll the camera towards them.

While the tool is active, suitable junctions will have icons depicting whether junctions have traffic lights:

You can set a keyboard shortcut to activate the tool in the Keybinds settings.
