How do you get your friend's back when you told one of there deepest secrets?

To repair your friendship after sharing a deep secret, start by sincerely apologizing to your friend and acknowledging the breach of trust. Express your regret and understand their feelings, allowing them to share their thoughts without interruption. Show your commitment to rebuilding trust by being reliable and supportive moving forward. Finally, give them space if needed, and let them know you're there for them when they're ready to talk.