I don’t know how to do scenarios, all I’ve ever done is vanilla gameplay with my cousin, I don’t think he know how to do them either

I’m not using any form of mod in the slightest, pure vanilla. I’m unsure of how or why this happens

Hello guys, I’m unsure if this is a bug or a feature, but I’ve been playing Factorio for some time now, and my cousin and I have been encountering random chests/items in the world occaisonally, we’ve even had an Electric Energy Interface appear once on an old world (it’s a debug item that allows the ...