When sending fails
Check connectivity, conversation membership and file limits. Uploads are validated for size, media type and checksum; changed or unsupported files are rejected.
- Export the file again from its original app
- Reopen the conversation and verify membership
- Document timestamp and file type for support
Voice messages
Microphone access must be allowed. After recording, the file is validated and encrypted before sending; do not close the app during this step.
NEED MORE HELP?
Contact supportEscalate safely.
Provide time, device and observed behaviour—never passwords, keys or confidential messages.