Immersion controls I remember it being hold RS or X and Press down D-Pad But currently DTG live isn’t functioning properly so it won’t do much if you manage to take a shot
Classic Controls Hold X Press Dpad Down. If you are playing a German Route or Future OBB routes using a keyboard plugged to Xbox One Series X/S you can use the PC DTL Screenshot buttons Control F10 (Germany Austria Keyboard Strg F10)