[header] How to stop your mom from snooping in your room [title] Talk to your parents. [step] Parents typically snoop because they are worried that you are not telling them enough about your personal life. If you sense your parents are worried about you, try to have open conversations with them. 
This doesn't mean you have to tell them everything but, rather, that you should be truthful and open with them. In this way, you can make sure your parents don't have a reason to snoop in your bedroom.