If you hit the "C" Key on your keyboard, your camera locks onto your character. Hit it by accident and spent the next minutes hitting every button on my keyboard from top to bottom until I figured it out. lol Rip 

Every game that runs the Unity launcher has a basic input setting right there. Its always worth a look into.

Pro tip, Inventory up and down lets you cycle through your stored inventory items. Standart "Q" stores the curently held item in your pockets, but bear in mind that not all objekts my fit in.