It looks uncomfortable for black, but the engine says white advantage is minimal.
I could not find 2.Bf4 in MCO so it seems that GMs do not think the London system is a serious way to play against the Dutch defense.
I can't recommend any specific moves, but I can see many moves that look at least playable.
Which Engine? Stockfish 14?
If you are using the crap engine here at chess.com, your argument is invalid.
I play REAL correspondence chess (ICCF) and have noticed that the engines here are CONSISTENTLY wrong!
Case in point! Look at post 9 of the following thread!
https://www.chess.com/forum/view/game-showcase/i-really-am-not-that-good-but-a-2100-bot-now
Do not trust chess.com engines. They are trash!
i agree london is one of the testing ways to play against the dutch