If you have dreamed of locking the door with the key in your dream: Troubled friendships may disappear from your life, problems may be solved at the same time, you may need to make an effort in educational matters. Locking the door with a key in a dream means that this person is a person who does his job well, always wants to feel safe, takes firm steps, and does not like to take risks and get into trouble in life. We can say that this person has a bright future and will lead a comfortable and quality life.