When you are having a conversation with someone, your devices are having a cryptographic session between them.
At any time you can press RESET SESSION to refresh the connection between your device and that of your contacts. This will generate new encryption keys on both devices.
Learn how to reset a session on desktop.
On Mobile devices:
- Inside the conversation, tap your contact's name at the top of the conversation.
- Tap DEVICES.
- Tap the device your contact is using.
- Tap RESET SESSION.