iOS: Tap the contact in the contact list and scroll down to the option “Block contact.”Ī blocked contact doesn’t see if they are blocked.

Alternatively, you can add the contact’s Threema ID to the blacklist in “Threema > Settings > Privacy >

Then, navigate to “Block contact” in the side menu. If you receive unwanted messages (spam, junk messages) from another Threema user, you can block them:Īndroid: Open the contact details by tapping the contact’s profile picture. (Learn more about the agree/disagree feature here.) The recipient agrees/disagrees with your message. On iOS, tap and hold the message and select “Try again.” This can happen, for example, when the network connection is interrupted during a file transfer. On the sender’s end, the “message read” status (or, if read receipts are disabled, the “message delivered” status) is displayed regardless of whether the recipient has played a The voice message has been played by the recipient. If the recipient has disabled read receipts, this status will not be returned. The message has been read by the recipient. This status is permanent and persists even if the message was read.

If the recipient has disabled read receipts, The message was successfully delivered to the recipient’s device it has not yet been opened by the recipient, but a push notification was displayed. The message was successfully delivered to the server, and a push notification was sent to the recipient if necessary. In this case, the message will stay in queue and will be sent as soon as the connection has been re-established (on If this status lasts for more than a few seconds, there might be a connection problem.

Viber message delivered but not read