StupidOriginalName

It could be, but the gameboy mostly used printed elements so I'd wait to see some confirmation before assuming stickers

You should take a look at the game OP played, Whitehall Mystery is a newer game than Letters from Whitechappel and is a bit simpler and faster though the premise is about the same

Rather than turning off bugs I max out the starting area size. Gives me lots of time to get going

Its a single word and how many answers the clue applies to

Lots of games get remasters. This is an optional visual update, but you don't have to use it.