Can I restrict certain programming from appearing in HISTORY Vault? At this time, there are no parental control settings for HISTORY Vault. Related articles How much does a HISTORY Vault subscription cost? I'm having trouble with my activation code. What should I do? HISTORY Vault videos won't play. What should I do? How can I sign in to HISTORY Vault with my Amazon Prime Video channel subscription? Is there a limit on how many devices I can use at once with HISTORY Vault?