We have compiled a list of frequently asked questions.
Installation and verification
How to update Criptoo
What is the promotional code?
How to start a chat
How to create a group chat
How to encrypt and decrypt chats
How to send self-destructive files
How to send temporary messages
Why messages can’t be sent?
No contacts appear
Block and unblock contacts
What is offline mode?
How to change PIN
Why do I only receive a notification if I have more messages?
