As of Threema 5.5 for Android and Threema 6.2 for iOS, sent messages can be edited and deleted on the recipient’s end within the first six hours.
Edit Messages
To edit a sent message, please proceed as follows:
- Android: Tap and hold the message, select the pencil icon, and edit the message in the text-input field. To save the changes, tap the checkmark.
- iOS: Tap and hold the message, select “Edit,” and make the changes in the text-input field. To save the changes, tap the Send button.
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Threema 2.0 for desktop (beta): Move the mouse over the message and wait for the arrow to appear. Tap on it to open the context menu, and select “Edit.” Make the the changes in the text-input field, and click the Send button
or press Enter to save the changes.
Once a message is updated, there’s an indication in the speech bubble to let the recipient know the message was edited, and in the message details, the edit history provides an overview of all the changes that have been made.
Delete Sent Messages
Within the first six hours, a message can be deleted on the recipient’s end:
- Android: Long-tap on the message until the context menu appears. Then, tap on the three dots in the top right corner, and select “Delete > Delete for everyone”
- iOS: Long-tap on the message until the context menu appears, select “Delete,” and choose “Delete for Everyone”
Instead of the message’s content, “This message has been deleted” will be displayed.
