Tap (gear icon, top right).
If you’ve blocked someone on Snapchat, they will not appear in your friends list, chat list, or search results while blocked. To find them again, you have to . Here’s how: how to find someone you blocked on snapchat
If you have ever blocked someone on Snapchat, you might notice that their profile, messages, and username seemingly vanish into thin air. Because Snapchat prioritizes privacy, finding a blocked user is not as simple as searching for them in the main search bar. Tap (gear icon, top right)
After unblocking: