Add/Remove locations in world map

[DementedCorn327]

You are not wrong, you should be able to. Is that a sporadic or permanent issue ?. If you go back to the main menu and enter again to World map is issue still happening ?
It looks like a random issue, there is an existing bug report:

Can't add waypoints or change destination on world map

Thank you using the Bug section, using templates provided will greatly help the team reproducing the issue and ease the process of fixing it. Are you using Developer Mode or made changes in it? no Brief description of the issue: On the main world menu I can select a departure and a destination by clicking on an airport, but once that is set, I cannot ADD any waypoints or intermediate airports, and cannot change the destination (other than using the destination drop down menu and se…