The beginner mode has double the ammunition and ink ribbons.
Advanced mode is a harder difficulty with different camera angles than the original game in addition to items and enemies being rearranged in different locations.
It was also the first horror game I ever saw especially with a story presentation through dialogue using voice actors and memos.
I couldn't look up an online guide like nowadays.
I've been a fan of the series ever since.
They both get a knife that can be used for combat too, but it's pretty much useless against enemies.
Sometimes you have to walk closer to an enemy to change the camera angle in order to see it, and you end up getting attacked.
There is a lot of puzzle solving to yield important items.
You have to figure out which few items you really need as well as leave open a couple slots for more items you need to pick up.