Media cannot be deleted

Platform: (iOS)
OS Version: 15.1
Network type: (WiFi)
Issue type: (missing feature)
App version: (1.0.1)
Build number: (3271)
SDK version: (4.0.0)

Describe the Crash or Bug:
Images and voice messages cannot be deleted from the chat.

Thanks for your report. This should be fixed in the latest build but if you see it again please let me know.