can I restart the game from its beginning

So, I don't know what I should do, I already closed and re-opened the game AND steam, but once I get to the barn location, the first floor is NOT working I thought I missed something so I went to the second floor of it and it did worked and I managed to get all the cats and gekkos, but once I came back to the first floor, it still doesn't work, I click on the cats and gekkos but it doesnt count and they do not get colored, I even used the hint so maybe it can show me what to do but it didn't g...

Says running but doesn't open, I've seen a few posts about ways to fix this by changing/deleting text in the cfg file but the file isn't where it's supposed to be and doesn't seem to exist on my pc

Hannah has disappeared after I completed the greenhouse. I haven't been able to find a way to get upstairs to help her with cleaning.

I completed the room upstairs and the one with the bees, but now i dont know where to go, i have a card at the top for the call, but i cant do anything with it and hannah is nowhere to be found :/