2. The default in the game is the first perspective. Press F5 to change the viewing angle. Moving the mouse can change the direction of the field of vision.
3. The default key to open the game backpack is the B key. The damaged item in the game is the left mouse button.
4. Place the item with the right mouse button. Press ESC to pop up the game settings bar. Hotkey options can be found in the page and can be modified according to operating habits.